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25 questions
The primary contaminant included in cigar smoke is
When a ball is projected upwards there is an increase in its 1. Potential Energy 2. Momentum 3. Kinetic Energy
Alterations in the environments represent selective pressures upon the population to which it must adjust. This statement infers that
The first step in the seed germination is imbibition of water which induce the
Which is the stronger acid than phenol due to the presence of three same electron with drawing groups (i) O-Toluic Acid (ii) Benzoic acid (iii) Salicylic Acid (iv) Picric Acid
Which is the one considered to be more important to study the History of science is
Match the following : (a) Polyethyleneglycol 1. Herbicide (b) Bt Toxin 2. Stress Tolerance (c) Glyphosate 3. Insecticide (d) Proline 4. Cell Fusion
Which Biodiversity park in India was announced as the 1st “Other Effective Area – based Conservation Measures” (OECMs) site?
How many number of Ramsar sites are identified in India till 15th August 2022?
Match the following Acts with its corresponding years : (a) Madras Wild Elephants Preservation Act 1. 1882 (b) Tamil Nadu Forest Act 2. 1980 (c) Forest Conservation Act 3. 1972 (d) Wildlife Protection Act 4. 1873
The steps adopted in the long term conservation strategy of wild life is/are (i) Hunting should be strictly prohibited in the nation parks, sanctuaries, biosphere reserves (ii) More national parks and wild life sanctuaries should be established (iii) Captive breeding of wildlife should not be encouraged
Assignment of ecological or biological significance of a contaminant’s effect based primarily on statements of statistical significance but contrary to biological probability
The process of establishment of an organism in a new habitat is known as
Which of the following characteristics of science is not true? (i) It is guided by natural law (ii) It is testable against the observable world (iii) It’s conclusions are permanent (iv) It is falsifiable
Quantum nature of light is not supported by the phenomenon of
Assertion [A] : Critical thinking focuses on what causes a belief Reason [R] : Critical thinking entails evaluation and formulation and it operates according to rational standards in that beliefs are judged by how well they are supported by reasons.
Match the List I with List II : List I (Hydrated Salt) / List II (Uses) (a) FeSO₄·7H₂O 1. Textile Industry (b) Na₂CO₃·10H₂O 2. Laboratory Reagent (c) CuSO₄·5H₂O 3. Making of Mohr’s Salt (d) ZnSO₄·7H₂O 4. Fungicide (e) BaCl₂·2H₂O 5. Manufacture of Glass
The instrument used to measure the atmospheric ozone concentration is
Match the organism correctly with their corresponding order : (a) Apis 1. Haplotaxidea (b) Leech 2. Cyclophyllidea (c) Earthworm 3. Hirudinea (d) Taenia 4. Hymenoptera
Which among the following is/are wrong about a fertilizer? (i) Fertilizer must be insoluble in water (ii) It should maintain the pH of 10 to 13 (iii) It should not be poisonous to plants
Which of the following is/are true about Doppler effect? (1) Doppler effect in light is symmetric (2) Doppler effect in sound is symmetric (3) Doppler effect in light is asymmetric (4) Doppler effect in sound is asymmetric
Which one of the statements is correct for Li-ion batteries?
Which of the following is responsible for protecting humans from harmful ultraviolet rays?