Q: सायधू ताप विद्युत परियोजना कहाँ स्थित है?
(a)बिहार
(b)उत्तर प्रदेश
(c)मध्य प्रदेश
(d)गुजरात
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CAPF Science & Technology Questions
123 previous year questions
Sub-topics
Physics (27)Chemistry (22)Computer & Information Technology (18)General (15)Biology (15)Health & Diseases (12)Biotechnology & Genetics (4)Nuclear Science & Energy (3)Defence Technology (2)IT & Emerging Tech (2)Space Technology & Astronomy (2)Energy Technology (1)
Q: Which of the following statements about the Bhoodan Movement are correct? 1. It was aimed at attaining a non-violent society. 2. It included schemes such as ‘Sampattidan’ and ‘Shramdan’. 3. It began in a village in Andhra Pradesh in 1951. Select the answer using the code given below.
(a)1 and 2 only
(b)2 and 3 only
(c)1 and 3 only
(d)1, 2 and 3
Q: There are four bulbs A, B, C and D in a room. A glows for 2 minutes, then goes off for 1 minute and the process continues in this manner. Similarly, B glows for 3 minutes and then goes off for 1 minute and the process continues. For C, it is 4 minutes and 1 minute, while for D, it is 5 minutes and 1 minute respectively for glowing and going off. A man enters the room and comes out of it as soon as he completes an hour. What is the maximum number of times that he may face complete darkness in the room?
(a)3
(b)2
(c)0
(d)1
Q: निम्नलिखित में से वह मुख्य विधि क्या है जिसमें बहती धारा द्वारा मृदास्वर क्षेत्रों में जलमीनारें बनती हैं?
(a)अपघर्षण (Abrasion)
(b)अट्रिशन (Attrition)
(c)संक्षारण (Corrosion)
(d)सोलिफ्लक्शन (Solifluction)
Q: Consider the following statements with reference to neap tides: 1. Normally, there is a seven-day interval between two neap tides. 2. At this time, the Sun and the Moon are at right angles to each other. 3. The Moon's attraction is diminished by the counteracting force of the Sun's gravitational pull. Which of the statements given above is/are correct?
(a)1 only
(b)2 only
(c)1 and 2
(d)2 and 3
Q: Which of the following statements with reference to raster data format is/are correct? 1. It has a simple data structure which is compatible with remote sensing imagery. 2. The relationship between cell size and number of cells is expressed as the resolution of the raster. Select the answer using the code given below.
(a)1 only
(b)2 only
(c)Both 1 and 2
(d)Neither 1 nor 2
Q: निम्नलिखित में से कौन-सा संस्थान सबसे पहले स्थापित किया गया था?
(a)भारतीय प्रौद्योगिकी संस्थान, दिल्ली
(b)भारतीय विज्ञान शिक्षा एवं अनुसंधान संस्थान, पुणे
(c)भारतीय पेट्रोलियम संस्थान, देहरादून
(d)भारतीय प्रबंधन संस्थान, अहमदाबाद
Q: Which of the following statements relating to carbon and its compounds are correct? 1. 1-Propyne has three double bonds. 2. The boiling point of acetic acid is higher than methane. 3. Ethanol reacts with sodium metal and produces hydrogen gas. 4. Esters give effervescence on reaction with sodium bicarbonate. Select the answer using the code given below.
(a)1 and 3
(b)2 and 3 only
(c)1 and 2
(d)2, 3 and 4
Q: Which of the following reagents can cause oxidation of an alcohol? 1. Hot concentrated H2SO4 2. Alkaline KMnO4 3. Acidified K2Cr2O7 4. Acidified KMnO4 Select the answer using the code given below.
(a)1, 2 and 3
(b)1, 3 and 4
(c)2 and 3 only
(d)4 only
Q: Which one among the following statements is not correct?
(a)The reaction of methane and chlorine in sunlight produces hydrogen gas.
(b)Palladium catalyzes the addition of hydrogen gas on an alkene.
(c)Ethanol burns in oxygen to give carbon dioxide, water and releases heat and light.
(d)Unsaturated hydrocarbons burn with a sooty flame.
Q: Match List–I with List–II and select the answer using the code given below the Lists : List–I (Compound) A. Nitrolim B. Ammonium Nitrate C. Urea D. Potassium Nitrate List–II (Chemical Formula) 1. CO(NH2)2 2. KNO3 3. CaCN2 4. NH4NO3 Code :
(a)A B C D
1 4 3 2
(b)A B C D
3 4 1 2
(c)A B C D
3 2 1 4
(d)A B C D
1 2 3 4
Q: Match List–I with List–II and select the answer using the code given below the Lists : List–I (Reaction) A. CH4 + 2O2 → CO2 + 2H2O + heat and light B. Mg + H2SO4 → MgSO4 + H2 C. 2NaOH + H2SO4 → Na2SO4 + 2H2O D. NaCl + AgNO3 → NaNO3 + AgCl List–II (Type of Reaction) 1. Combustion 2. Double displacement 3. Displacement 4. Neutralization Code :
(a)A B C D
1 3 4 2
(b)A B C D
1 4 3 2
(c)A B C D
2 3 4 1
(d)A B C D
2 4 3 1
Q: Consider the following statements : 1. Potassium carbonate is a salt of a weak acid and a weak base. 2. Ammonium nitrate is a salt of a strong acid and a weak base. 3. Ammonium acetate is a salt of a weak acid and a weak base. Which of the statements given above are correct?
(a)1 and 3 only
(b)2 and 3 only
(c)1 and 2 only
(d)1, 2 and 3
Q: भौतिकी के निम्नलिखित किस सिद्धांत का उपयोग मुख्य रूप से सोनोग्राफी में किया जाता है, जो एक चिकित्सकीय निदान प्रक्रिया है?
(a)अनुनाद (Resonance)
(b)तरंगों का अध्यारोपण (Superposition of waves)
(c)डॉपpler प्रभाव (Doppler effect)
(d)अप्रगामी तरंग (Standing wave)
Q: निम्नलिखित में से कौन-सा नियम यह बताता है कि चुम्बकीय एकध्रुवों (magnetic monopoles) का अस्तित्व नहीं है?
(a)गाउस का नियम
(b)न्यूटन का नियम
(c)पास्कल का नियम
(d)एम्पियर का नियम
Q: किसी लौहचुम्बकीय सामग्री के स्थैतिक चक्र (B-H) के अधीन वृद्ध क्षेत्र क्या दर्शाता है?
(a)अधिसंतृप्त चुंबकन
(b)चुंबकन की सीमा
(c)पशमन (lagging) की सीमा
(d)न्यूनतम ऊर्जा
Q: जब सूर्य का प्रकाश (श्वेत प्रकाश) एक त्रिकोणीय प्रिज्म के ऊपर पड़ता है, तो रंगों का एक बैण्ड प्राप्त होता है जिसे स्पेक्ट्रम कहा जाता है। निम्नलिखित में से कौन-सा इस प्रभाव को सुस्पष्ट रूप से दर्शाता है?
(a)परावर्तन (Reflection)
(b)विवर्तन (Diffraction)
(c)अपवर्तन (Refraction)
(d)प्रकीर्णन (Dispersion)
Q: Match List-I with List-II and select the answer using the code given below the Lists: List-I (Device) A. Periscope B. Lightning conductors C. Thermos flask D. Levers List-II (Phenomenon) 1. Conduction and convection minimization 2. Moment of a force 3. Reflection by plane mirrors 4. Static electricity
(a)A B C D 2 4 1 3
(b)A B C D 3 1 4 2
(c)A B C D 3 4 1 2
(d)A B C D 2 1 4 3
Q: निम्नलिखित में से कौन-सी कंप्यूटर भाषा सबसे पुरानी है?
(a)प्रोलॉग (Prolog)
(b)C++
(c)जावा (Java)
(d)फोर्ट्रन (Fortran)
Q: डेटा तथा पते के अंतर के प्रेषण के लिए कंप्यूटर सिस्टम के विभिन्न आंतरिक हिस्सों को आपस में जोड़ने के लिए प्रयुक्त तारों के एक समूह (समुच्चय) के लिए सही शब्द क्या है?
(a)हब
(b)पोर्ट
(c)राउटर
(d)बस
Q: पृथ्वी पर किसी भी स्थान तक प्राप्त होने वाली सौर ऊर्जा (insolation) की मात्रा में होने वाले मौसमी परिवर्तन किससे प्रभावित होते हैं?
(a)पृथ्वी के परिभ्रमण की गति
(b)प्रदूषण
(c)बादल छाए रहना
(d)पृथ्वी की अपनी धुरी पर झुकाव
Q: Which one among the following is NOT a non-procedural computer language?
(a)LISP
(b)Python
(c)Prolog
(d)ML
Q: Which one among the following has largest energy per photon?
(a)X-ray
(b)Ultra-violet ray
(c)Visible-ray
(d)Infra-red ray
Q: Which one of the following statements with regard to greenhouse effect is correct? (a) It can take place inside a glass chamber where no radiation can pass into it or pass back through it (b) It can take place inside a glass chamber where long-wavelength infrared radiation can pass through into it and short-wavelength infrared radiation cannot pass back through it (c) It can take place inside a glass chamber where short-wavelength infrared radiation can pass through into it and long-wavelength infrared radiation cannot pass back through it (d) It can take place inside a glass chamber where all infrared radiation can pass into it or pass back through it
(a)It can take place inside a glass chamber where no radiation can pass into it or pass back through it
(b)It can take place inside a glass chamber where long-wavelength infrared radiation can pass through into it and short-wavelength infrared radiation cannot pass back through it
(c)It can take place inside a glass chamber where short-wavelength infrared radiation can pass through into it and long-wavelength infrared radiation cannot pass back through it
(d)It can take place inside a glass chamber where all infrared radiation can pass into it or pass back through it
Q: A cannon shoots a ball upwards with an initial speed of 100 m/s. The total time of flight of the ball is 20 s before it hits the ground. The ball loses 70% of its speed after hitting the ground. Which among the following is the correct height that the ball will bounce up after its first bounce? (g = 10 m/s²)
(a)100 m
(b)70 m
(c)50 m
(d)45 m
Q: निम्नलिखित किस ऊर्जा स्थानांतरण क्रिया-विधि में किसी माध्यम की आवश्यकता नहीं होती है?
(a)चालन
(b)संवहन
(c)विकिरण
(d)संचरण
Q: The isotope of which one among the following elements is used in the treatment of cancer?
(a)Uranium
(b)Cobalt
(c)Iodine
(d)Fluorine
Q: Water is a good solvent for dissolving ionic compounds because
(a)It has a high specific heat
(b)It has no colour
(c)It has a high dipole moment
(d)It has a high boiling point
Q: Which one among the following statements with respect to the atomic number of an atom is correct?
(a)The number of neutrons is same as atomic number
(b)The sum of electrons and neutrons is same as atomic number
(c)The number of protons is same as atomic number
(d)The sum of protons and neutrons is same as atomic number
Q: Which one among the following is an example of endothermic process?
(a)Combustion of carbon
(b)Mixing acid and alkali
(c)Photosynthesis
(d)Respiration
Q: पादप ऊतक की किस परत में द्वार-कोशिका (गार्ड सेल) विद्यमान होते हैं ?
(a)कंघ पर्णमध्योतक (पैलिसेड मेसोफिल)
(b)स्पॉन्जी पर्णमध्योतक (स्पॉन्जी मेसोफिल)
(c)अधिवर्म (एपिडर्मिस)
(d)दाग (जाइलम)
Q: Biotechnological research is promoted through the development of "Biotechnology Parks". Which of the following is/are essential to bring technology to market? 1. Development of new product 2. Entrepreneurship 3. Technology incubation Select the answer using the code given below:
(a)1 only
(b)1 and 2 only
(c)1, 2 and 3
(d)2 and 3 only
Q: Which one of the following is the correct chronology of invention/discovery in the field of Biotechnology?
(a)Discovery of Plasmid, Double Helical structure of DNA, DNA fingerprinting, cloning of Dolly
(b)Double Helical structure of DNA, Discovery of Plasmid, DNA fingerprinting, cloning of Dolly
(c)DNA fingerprinting, cloning of Dolly, Double Helical structure of DNA, Discovery of Plasmid
(d)Double Helical structure of DNA, DNA fingerprinting, Discovery of Plasmid, cloning of Dolly
Q: Which one of the following structure is NOT found in prokaryotes?
(a)Nuclear envelope
(b)Cell membrane
(c)Ribosome
(d)Cell wall
Q: If it is 31st December, 2023 in New Zealand, at the same time what will be the date in the Hawaiian Islands and Alaska?
(a)Both have 01 January, 2024
(b)Both have 30 December, 2023
(c)31 December, 2023 in Alaska and 01 January, 2024 Hawaiian Islands
(d)31 December, 2023 in Hawaiian Islands and 01 January, 2024 in Alaska
Q: With reference to 'South Coast of Australia' which of the following statements is/are correct? 1. It is situated along the Indian Ocean 2. It experiences rain during its winter months of December and January Select the answer using the code given below:
(a)1 only
(b)2 only
(c)Both 1 and 2
(d)Neither 1 nor 2
Q: A train travelling at a speed of 60 km/hr crosses a platform in 20 seconds. The same train crosses a person who is walking at a speed of 6 km/hr in the same direction as that of the train in 12 seconds. What is the length of the train and that of the platform, respectively?
(a)160 m and 153·33 m
(b)170 m and 166·66 m
(c)180 m and 153·33 m
(d)180 m and 170 m
Q: Consider the following pairs of texts and their subjects : 1. Tilakmanjari : Mathematics 2. Nighantu : Medicine 3. Janakiharana : Logic Which of the pairs given above is/are correctly matched ?
(a)1 only
(b)2 only
(c)1 and 2
(d)2 and 3
Q: The Junagarh inscription goes on to tell us that during the reign of Rudradaman, in the year 72 of the Saka era, there occurred a terrible storm. What would be the time in CE of the occurrence of that terrible storm ?
(a)150 CE
(b)181 CE
(c)130 CE
(d)120 CE
Q: Which of the following statements is NOT correct for Pradhan Mantri Mudra Yojana (PMMY)?
(a)It was launched in 2015
(b)It grants loans of up to ₹15 lakhs for income generating manufacturing, trading and services sectors
(c)Under this scheme only the term loan requirements can be met and not the working capital requirements
(d)There is no insistence on collateral for the sanction of loan
Q: Which of the following statements about ‘Vibrant Village Programme’ of the Government of India is/are correct? 1. It aims at comprehensive development of the identified villages 2. Fairs, festivals, sports meet etc. are organized under this programme Select the answer using the code given below:
(a)1 only
(b)2 only
(c)Both 1 and 2
(d)Neither 1 nor 2
Q: निम्नलिखित में से किस भारतीय सार्वजनिक उपक्रम को ब्रैंडन हॉल समूह (अमेर) के उत्कृष्टता प्रौद्योगिकी पुरस्कार-2023 में विजेता घोषित किया गया है?
(a)एनटीपीसी (NTPC)
(b)बीएचईएल (BHEL)
(c)बालमर लॉरी (Balmer Lawrie)
(d)एचपीसीएल (HPCL)
Q: The National Council of Science Museums (NCSM), which is developing Science Centres/Museums/Innovation Hubs in India, works under
(a)the Ministry of Science and Technology
(b)the Ministry of Culture
(c)the Ministry of Education
(d)the Ministry of Earth Sciences
Q: निम्नलिखित अपचयन (रेडॉक्स) अभिक्रिया पर विचार कीजिए: 2Cu₂O(s) + Cu₂S(s) → 6Cu(s) + SO₂(g) निम्नलिखित में से प्रमुख उपचायक और अपचायक के रूप में क्रियाशील प्रजाति की पहचान कीजिए:
(a)Cu(I) और Cu₂S का S
(b)Cu और SO₂ का S
(c)Cu और SO₂ का O
(d)Cu(I) और SO₂ का O
Q: Which organelle other than nucleus in eukaryotic cells has its own DNA, ribosomes and proteins?
(a)Golgi
(b)Mitochondria
(c)Lysosomes
(d)Nucleosomes
Q: For protein synthesis, the amino acids are recognized and carried by:
(a)mRNA
(b)snRNA
(c)miRNA
(d)tRNA
Q: In vertebrates, smooth endoplasmic reticulum in cells of which organ plays a crucial role in detoxification of toxic compounds?
(a)Spleen
(b)Intestine
(c)Kidney
(d)Liver
Q: अम्लीय वर्षा का मुख्य कारण निम्नलिखित में से कौन-सा है ?
(a)सूर्य से अल्ट्रावायलेट की ऊपरी परत गर्म होती है।
(b)जीवाश्म ईंधन के दहन से वायुमंडल में कार्बन, नाइट्रोजन और सल्फर के ऑक्साइड निर्गत होते हैं।
(c)बादलों के मध्य घर्षण के कारण वैद्युत आवेश उत्पन्न होते हैं।
(d)पृथ्वी के वायुमंडल में अंतर होते हैं।
Q: निम्नलिखित में से कौन-सा संरक्षण नियम न्यूटन के तीसरे नियम का परिणाम है ?
(a)ऊर्जा का संरक्षण
(b)संवेग का संरक्षण
(c)आवेग का संरक्षण
(d)त्वरण का संरक्षण
Q: निम्नलिखित में से कौन-सा पारायव शैल है जो अपने में से प्रकाश गुजरने देता है ?
(a)प्यूमिस
(b)चूना-पत्थर
(c)स्वार्डाइट
(d)फिल
Q: प्राणी और पादप जातियों की सबसे अधिक विविधता कहां पाई जाती है ?
(a)शीतोष्ण वन
(b)मरुस्थल और सवाना
(c)आर्कटिक और अल्पाइन तंत्र
(d)उष्णकटिबंधीय आर्द्र वन
Q: Which one among the following statements about 'Drumlin' is correct ?
(a)It is a streamlined hill moulded in glacial drift on the till plains.
(b)It is a city located in central Europe.
(c)It is a river.
(d)It is a narrow road in Tibet.
Q: Using the code given below identify the type of farming on the basis of given characteristics : 1. The produce is consumed entirely or mainly by the family who work the land or tend the livestock. 2. If a small surplus is produced, it may be sold or bartered. 3. It is generally small scale and labour intensive with little or no technological input. Code :
(a)Extensive farming
(b)Intensive farming
(c)Subsistence farming
(d)Commercial farming
Q: Suppose A, B and C are three taps fixed to the bottom of a tank with draining capacity 1 : 2 : 3. When all three of them are on, it takes 1 hour to drain out the full tank. If A and C are on but B is off, then how much time, in minutes, will it take to empty out a full tank of water ?
(a)75
(b)90
(c)105
(d)120
Q: The common element in graphite, fullerene, diamond and graphene is:
(a)Oxygen
(b)Nitrogen
(c)Hydrogen
(d)Carbon
Q: The gas generated on reacting zinc with dilute sulphuric acid is:
(a)Argon
(b)Helium
(c)Hydrogen
(d)Nitrogen
Q: An aqueous solution of a salt is known as brine. The salt is:
(a)Sodium chloride
(b)Potassium chloride
(c)Calcium chloride
(d)Sodium nitrate
Q: Which one of the following commissions was not associated with public services in India?
(a)Aitchison Commission
(b)Islington Commission
(c)Lee Commission
(d)Radhakrishnan Commission
Q: Who among the following was known as 'Lokhitwadi'?
(a)Keshub Chandra Sen
(b)Gopal Hari Deshmukh
(c)M. G. Ranade
(d)Gopal Ganesh Agarkar
Q: मानव में, यूरिया मुख्यतः भोजन के निम्नलिखित किस घटक के उपचय से बनता है?
(a)वसा अम्ल
(b)विटामिन
(c)ऐमिनो अम्ल
(d)ग्लूकोस
Q: लसीका द्रव एक प्लाज्मा से बनती है और यह कोशिकाओं को घेरे रहती है। रक्त और लसीका में मुख्य अंतर क्या है?
(a)लसीका में लाल रक्त कोशिकाएँ नहीं होती हैं।
(b)लसीका में श्वेत रक्त कोशिकाएँ नहीं होती हैं।
(c)लसीका में लाल रक्त कोशिकाएँ और श्वेत रक्त कोशिकाएँ, दोनों होती हैं।
(d)लसीका में कोई कोशिकाएँ नहीं होती हैं।
Q: कार्बोहाइड्रेट, प्रोटीन और वसा के पाचन के लिए एमाइलेज, ट्रिप्सिन और लाइपेस जैसे एन्जाइम्स की आवश्यकता होती है। यह किसके माध्यम से ग्रहणी में स्रावित होते हैं?
(a)पित्त
(b)प्लाज्मा
(c)रसिका
(d)अग्नाशय रस
Q: A simple harmonic motion of a particle is represented as, y = 10 cos ωt. The acceleration of the particle at time t = π⁄2ω will be: (symbols here carry their usual meanings)
(a)10 ω
(b)−10 ω²
(c)0
(d)10⁄ω
Q: Consider the following statements about Khelo India University Games (KIUG): 1. The first edition of KIUG was held in Odisha. 2. The name of the mascot of the third edition of KIUG was Jeetu. 3. The first edition of KIUG was postponed due to COVID. Which of the statements given above is/are correct?
(a)1, 2 and 3
(b)2 and 3 only
(c)1 and 2 only
(d)3 only
Q: NISAR satellite is manufactured jointly by Indian Space Research Organisation and:
(a)Japan Aerospace Exploration Agency
(b)National Aeronautics and Space Administration
(c)Russian Federal Space Agency
(d)European Space Agency
Q: ‘Operation Kaveri’ is a rescue operation launched by the Government of India to evacuate Indian citizens who were stranded in:
(a)Kuwait
(b)Ukraine
(c)Afghanistan
(d)Sudan
Q: वन का वह परिसीमा स्तर कौन-सा है, जिस पर ऊर्जा अधिकतम होती है और उच्च आवरण (इंसोलैशन) का सीधा अंतर्ग्रहण में प्रतिविम्ब हो जाता है?
(a)वनस्तर (फॉरेस्ट फ्लोर)
(b)वन मृदा
(c)वन वितान (फॉरेस्ट कैनोपी)
(d)वन तृण-स्तर (फॉरेस्ट टियर)
Q: Lysosomes are sacs of the cell filled with digestive enzymes. These digestive enzymes are synthesized by
(a)Golgi bodies
(b)smooth endoplasmic reticulum
(c)rough endoplasmic reticulum
(d)lysosome itself
Q: Which of the following best represents the cells of a meristem of plant?
(a)Dense cytoplasm, thin cell wall, large nuclei and absence of vacuoles
(b)Dense cytoplasm, thin cell wall, large nuclei and large vacuoles
(c)Dense cytoplasm, thin cell wall, small nuclei and absence of vacuoles
(d)Dense cytoplasm, thick cell wall, small nuclei and large vacuoles
Q: दो वस्तुओं x और y का द्रव्यमान समान है तथा दोनों क्रमशः u एवं 3u की चाल से गतिमान हैं। उनकी गतिज ऊर्जा Kx और Ky किस प्रकार सम्बंधित हैं?
(a)Kx = Ky
(b)2Kx = Ky
(c)9Kx = Ky
(d)3Kx = Ky
Q: निम्नलिखित में से कौन-सा, दाब का मात्रक (इकाई) नहीं है?
(a)पास्कल (Pa)
(b)N/m²
(c)J/m²
(d)बार
Q: आकाश के नीले रंग के लिए कौन-सी प्रकाशीय परिघटना उत्तरदायी है?
(a)परिक्षेपण
(b)परावर्तन
(c)अपवर्तन
(d)प्रकीर्णन
Q: If the linear momentum of a moving object changes by two times, then its kinetic energy will change by a factor of
(a)2
(b)4
(c)6
(d)8
Q: Which one of the following oxides reacts with both acid and base?
(a)Aluminium oxide
(b)Calcium oxide
(c)Sodium oxide
(d)Potassium oxide
Q: Which of the following makes bread soft and spongy when baking soda is added?
(a)Sodium salt of acid
(b)NaHCO3
(c)CO2
(d)H2O
Q: श्वेत स्वर्ण (व्हाइट गोल्ड) किसका मिश्रधातु है?
(a)स्वर्ण, निकेल और पैलेडियम
(b)स्वर्ण, कोबाल्ट और पैलेडियम
(c)स्वर्ण, टाइटेनियम और पैलेडियम
(d)स्वर्ण, नियॉबियम और पैलेडियम
Q: The atomic radius of hydrogen atom is
(a)37 nanometer
(b)37 picometer
(c)17 picometer
(d)57 picometer
Q: Which one of the following statements about ‘great circle’ is not correct?
(a)Every great circle divides the Earth into equal halves.
(b)Every great circle is a circumference of the Earth.
(c)Great circles mark the longest travel routes between locations on the Earth’s surface.
(d)Great circle is the largest circle that can be drawn around the Earth through two particular points.
Q: Which one of the following aerospace companies designed and manufactured 'Falcon 9', a reusable rocket?
(a)Blue Origin
(b)Boeing
(c)Lockheed Martin
(d)SpaceX
Q: 'The Kh-47M2 Kinzhal', a nuclear-capable hypersonic missile, belongs to which one of the following countries?
(a)China
(b)France
(c)Russia
(d)USA
Q: जन-संचार माध्यमों में प्रायः चर्चा में आने वाले 'सामान्य किंतु विशिष्ट उत्तरदायित्व और संबंधित सामर्थ्य' के सिद्धांत का संदर्भ निम्नलिखित में से किससे है?
(a)WHO का कोविड-19 वैश्विक टीकाकरण अभियान
(b)अंतरराष्ट्रीय मुद्रा कोष में योगदान
(c)ग्रीनहाउस गैस उत्सर्जन में कमी लाना
(d)संयुक्त राष्ट्र शांति अभियानों में योगदान
Q: Who among the following is credited with the introduction and popularization of Dhrupad form of music?
(a)Raja Man Singh Tomar of Gwalior
(b)Tansen
(c)Naik Gopal
(d)Shaikh Bahauddin of Barnawa
Q: The time elapsed between viewing a lightning flash and hearing the thunder of a cloud is 10 s. If the speeds of sound and light in air are 330 m/s and 3 × 10^8 m/s respectively, how far away is the storm?
(a)About 1650 m
(b)About 3300 m
(c)About 990 m
(d)About 1000 m
Q: What is the approximate wavelength of violet light in air?
(a)0·7 µm
(b)0·6 µm
(c)0·5 µm
(d)0·4 µm
Q: Which electromagnetic radiation(s) is/are used to cook food?
(a)Infrared radiation only
(b)Microwave radiation only
(c)Infrared and microwave radiations
(d)All electromagnetic radiations
Q: An object is placed 10 cm in front of a lens. The image formed is real, inverted and of the same size as the object. What is the focal length and nature of the lens?
(a)5 cm, converging
(b)10 cm, diverging
(c)20 cm, converging
(d)20 cm, diverging
Q: Which one of the following statements with regard to a short-sighted person is correct?
(a)A short-sighted person sees the near objects blurred but distant objects clearly and a convex lens is used to correct this defect.
(b)A short-sighted person sees the near objects clearly but distant objects blurred and a concave lens is used to correct this defect.
(c)A short-sighted person sees the near objects blurred but distant objects clearly and a concave lens is used to correct this defect.
(d)A short-sighted person sees the near objects clearly but distant objects blurred and a convex lens is used to correct this defect.
Q: निम्नलिखित में से कौन-सा कोशिकांग, प्राणी कोशिकाओं में नहीं पाया जाता है?
(a)कोशिका झिल्ली
(b)अंतर्देशी जालिका
(c)कोशिका भित्ति
(d)लाइसोसोम
Q: निम्नलिखित में से किस पादप ऊतक में बहुत वायु अवकाश होते हैं?
(a)दृढ़ोतक
(b)विपुलोतक
(c)मृदूतक
(d)वायुतक
Q: निम्नलिखित में से कौन-सा संयोजी ऊतक नहीं है?
(a)रक्त
(b)कंडरा
(c)चिकनी पेशी
(d)उपास्थि
Q: उपवास के दौरान निम्नलिखित में से कौन-सा ग्लूकोज का चयापचय उत्पाद नहीं है?
(a)एथैनॉल
(b)लैक्टिक अम्ल
(c)जल
(d)मेथैनॉल
Q: According to early Indian philosophers, what are the basic elements described in Pancha Tattva?
(a)Earth, Fire, Sky, Gas and Water
(b)Air, Earth, Fire, Sky and Water
(c)Gas, Land, Fire, Sky and Water
(d)Air, Earth, Fire, Land and Water
Q: A milkman adds a small amount of baking soda to milk. This makes the pH of the milk
(a)strongly alkaline
(b)weakly alkaline
(c)strongly acidic
(d)weakly acidic
Q: जब जल से भरे खोखले प्रिज्म पर श्वेत प्रकाश किरणपुंज को आपतित किया जाता है, तो यह किरणपुंज सात चटक रंगों में विभक्त हो जाता है। निम्नलिखित में से कौन-सा रंग अधिकतम विचलन-कोण बनाता है?
(a)लाल
(b)बैंगनी
(c)हरा
(d)सभी रंगों का समान मात्रा में विचलन होगा
Q: Which one of the following is not a function of chlorophyll?
(a)Splitting of water
(b)Absorption of photon
(c)Oxidation of carbohydrate
(d)Conversion of light energy into chemical energy
Q: Which one of the following statements about life processes in single-celled organisms is not correct?
(a)They require separate organ for food uptake.
(b)Separate organ is not needed for respiration.
(c)Waste of excretory material is produced by these organisms.
(d)They remain in contact with external environment.
Q: निम्नलिखित में से कौन-सा गुणधर्म आवर्त सारणी में बाएँ से दाएँ और ऊपर से नीचे की ओर बढ़ता जाता है?
(a)आयनन ऊर्जा
(b)इलेक्ट्रॉन बन्धुता
(c)विद्युत-ऋणात्मकता
(d)परमाणु की त्रिज्या
Q: उत्पादन संभावना वक्र (Frontier) के बारे में निम्नलिखित में से कौन-सा कथन सही नहीं है?
(a)संसाधन सीमित होने के कारण उत्पादन संभावना वक्र दायी दिशा में नीचे की ओर झुका होता है।
(b)उपलब्ध संसाधनों और प्रौद्योगिकी के लिए विभिन्न वस्तुओं और सेवाओं के अलग-अलग संयोजनों को उत्पादन संभावना वक्र द्वारा दर्शाया जाता है।
(c)विनिमय प्रौद्योगिकी और संसाधनों के अंतर्गत उत्पादन संभावना वक्र पर या उसके भीतर कोई भी बिंदु प्राप्त है।
(d)उत्पादन संभावना वक्र पर, एक वस्तु के उत्पादन को दूसरे वस्तु के उत्पादन में परिवर्तन किए बिना बढ़ाया जा सकता है।
Q: A tree is at present 9 feet tall. If every year it grows 1⁄3 of its height, what will be the height of the tree after three years?
(a)12 feet
(b)12·34 feet
(c)13 feet
(d)13·10 feet
Q: निम्नलिखित कथनों पर विचार कीजिए : 1. अकबर के शासन में, पंजाब के एक बहुत बड़े क्षेत्र में जल्ल प्रणाली लागू की गई। 2. सत्रहवीं शताब्दी के उत्तर भारत में कनकूट प्रणाली के तत्वों पर जल्ल प्रणाली का प्रभाव कम हो गया। उपयुक्त कथनों में से कौन-सा/से सही है/हैं?
(a)केवल 1
(b)केवल 2
(c)1 और 2 दोनों
(d)न तो 1 और न ही 2
Q: COVID शब्द में विद्यमान अक्षरों के प्रयोग से कितने भिन्न-भिन्न अर्थपूर्ण या नियत शब्द बनाए जा सकते हैं?
(a)60
(b)150
(c)100
(d)120
Q: Which of the following factors are needed for the growth of corals? 1. Freshwater 2. Clear shallow salt water 3. Plenty of sunlight for photosynthesis 4. Warm water between 23 °C and 25 °C Select the correct answer using the code given below.
(a)1, 3 and 4 only
(b)2, 3 and 4 only
(c)1 and 2 only
(d)1, 2, 3 and 4
Q: E-100 pilot project, launched in Pune in June 2021, is related to the production and distribution of
(a)COVID vaccine
(b)ethanol
(c)electric vehicle
(d)ethane
Q: Who among the following was the Head of the Expert Committee on Variable Capital Company in India which has submitted its report recently?
(a)K. P. Krishnan
(b)Ketan Dalal
(c)J. Ranganayakulu
(d)Bobby Parikh
Q: Which one of the following films has won the Best Film Award in Environment Conservation category at the 67th National Film Awards, 2021?
(a)Jonaki Porua
(b)Wild Karnataka
(c)Water Burial
(d)Ronuwa—Who Never Surrender
Q: Which one of the following statements for an object falling freely under the influence of gravity is correct?
(a)Zero acceleration always implies zero velocity
(b)Zero acceleration has no relation with the velocity of the object
(c)Zero velocity at any instant necessarily means zero acceleration at that instant
(d)Acceleration is constant all throughout the free fall
Q: Which one of the following statements regarding Fleming's Rule is correct?
(a)Fleming's left hand rule gives direction of force on a current-carrying conductor in a magnetic field
(b)Fleming's right hand rule gives direction of force on a current-carrying conductor in a magnetic field
(c)Both the left-hand and right-hand rule can be used for finding direction of force on a current-carrying conductor in a magnetic field
(d)Fleming's rules has nothing to do with magnetic field
Q: The radar used by police to check over-speeding vehicles works on the principle of
(a)Raman effect
(b)Induction effect
(c)Doppler effect
(d)Coulomb effect
Q: निम्नलिखित में से कौन सा एक प्रकाश-रासायनिक धूम्र-कोहरा (फोटोकेमिकल स्मॉग) का घटक नहीं है ?
(a)ओज़ोन
(b)पेरॉक्सीएसीटिल नाइट्रेट
(c)पेरॉक्सी रेडिकल हाइड्रोकार्बन
(d)नाइट्रिक ऑक्साइड
Q: यूकेरियोटिक क्रोमैटिन किससे बना होता है ?
(a)केवल DNA
(b)DNA और प्रोटीन
(c)DNA और RNA
(d)RNA और प्रोटीन
Q: In human body, the hormone which is secreted into blood and which controls the rate of heart beat is
(a)Adrenaline
(b)Thyroxine
(c)Insulin
(d)Testosterone
Q: In human beings, certain chemicals which cross the synapse between nerve cells are released from
(a)cell body of nerve cell
(b)nucleus of nerve cell
(c)nerve endings of nerve cell
(d)axon of nerve cell
Q: An electron and a photon have same de Broglie wavelength. It implies that they have the same
(a)linear momentum
(b)energy
(c)speed
(d)angular momentum
Q: किस निबन्धन (कंस्ट्रेंट) पर गिब्स ऊष्मा, ऊष्मा में परिवर्तन के संगत होती है ?
(a)केवल तापमान पर
(b)केवल आयतन पर
(c)केवल दाब पर
(d)तापमान, आयतन और दाब पर
Q: क्लोरीन परमाणु की औसत परमाणु संहति (Atomic mass) निम्नलिखित में से कौन-सी एक है ?
(a)35·9 u
(b)35·5 u
(c)35·0 u
(d)37·0 u
Q: निम्नलिखित में से कौन-सा एक विपशक्रीय (हेटेरोसाइक्लिक) यौगिक नहीं है ?
(a)ट्रोपोलोन
(b)फुरान
(c)थायोफिन
(d)पाइरिडीन
Q: कोशिका के किस भाग में, राइबोसोम संश्लिष्ट होता है ?
(a)सूक्ष्मकणिका (माइटोकॉण्ड्रिया)
(b)केन्द्रक (न्यूक्लियस)
(c)कोशिका द्रव (साइटोप्लाज्म)
(d)अन्तःकणिक जालिका (एन्डोप्लाज़्मिक रेटीकुलम)
Q: Which one of the following statements is correct?
(a)Glucose breaks down to CO₂, H₂O and energy in all organisms
(b)Glucose breaks down into ethanol, CO₂ and energy in our muscle cells
(c)Glucose breaks down into CO₂, H₂O and energy in all aerobic tissues
(d)Glucose breaks down into lactate and energy in yeast
Q: Who among the following won the Fed Cup Heart Award, 2020?
(a)Sania Mirza
(b)P V Sindhu
(c)Saina Nehwal
(d)Hima Das
Q: ‘तेरह शहरों का विकास’ (डेवलपमेंट ऑफ सोलर सिटीज़) कार्यक्रम के अनुसार पाँच वर्ष की समान्य परंपरागत ऊर्जा की दर्शाई गई मांग में न्यूनतम कमी, कितनी है ?
(a)2 प्रतिशत
(b)5 प्रतिशत
(c)10 प्रतिशत
(d)15 प्रतिशत
Q: Which one of the following is NOT true of socialism?
(a)Socialists analyse society in terms of income distribution
(b)It emphasises the centrality of community
(c)Socialists believe that class divisions in society are a fact and therefore irremediable
(d)It believes that material benefits should be distributed on the basis of need
Q: The distance between two successive crests or troughs of sea waves is called as
(a)Wavelength
(b)Wave height
(c)Wave frequency
(d)Fetch
Q: Consider the following statements about sulh-i kul: 1. It means 'absolute peace' 2. It provided for freedom of expression to all religions and schools of thought 3. The ideal of sulh-i kul was implemented through state policies Which of the statements given above is/are correct?
(a)1 and 2 only
(b)1, 2 and 3
(c)3 only
(d)2 and 3 only
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