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UPSC 1999: Match the hormones in List I with items in List II and select the correct answer using the codes given below the Lists: List I I. Adrenaline II. Estrogen III. Insulin IV. Pheromones List II A) Anger, fear, danger B) Attracting partners through sense of smell C) Females D) Glucose Codes:
(a)I-C, II-A, III-D, IV-B
(b)I-A, II-C, III-B, IV-D
(c)I-A, II-C, III-D, IV-B
(d)I-C, II-A, III-B, IV-D
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Not attemptedCorrect Answer: (c) I-A, II-C, III-D, IV-B
Adrenaline triggers the fight-or-flight response (anger, fear, danger) (I-A); estrogen is the primary female sex hormone (II-C); insulin regulates blood glucose levels (III-D); and pheromones are chemicals that attract partners via smell (IV-B). The matching sequence I-A, II-C, III-D, IV-B corresponds to option (c). ([educationobserver.com](https://www.educationobserver.com/forum/attachment.php?aid=27909))
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Frequently Asked Questions
What is the correct answer to this UPSC 1999 Science & Technology question?▼
The correct answer is option (c): I-A, II-C, III-D, IV-B. Watch the detailed video explanation in our Sherlocking Prelims course on UnlockIAS.
Which year was this Biology question asked in UPSC Prelims?▼
This question was asked in UPSC CSE Prelims 1999, GS Paper 1, as Question 106. It falls under Science & Technology > Biology.
What is the difficulty level of this UPSC question?▼
This question is rated "moderate". It requires sound conceptual understanding of the topic.
How many UPSC Prelims questions have been asked from Biology?▼
UPSC has asked 97 questions from Biology (under Science & Technology) across multiple years. Visit the topic page to see the full list and year-wise trends.