Life Sciences
2022 · Paper 1
Take it one question at a time. Try an answer, then check your understanding.
Complete GATE XL 2022 Paper 1 overview, original pages and practice · Timed previous-paper practice
Questions 100–102 of 122. Imported answers require review unless explicitly marked reviewed.
Question 100
Open questionXL-TMSQ2 marksNeeds review
Match the animal inactivity behaviors listed in Column I with representative animals in Column II and their definitions listed in Column III.
Column I: P. Torpor; Q. Hibernation; R. Winter sleep; S. Aestivation
Column II: (i) Australian burrowing frogs; (ii) Polar Bears; (iii) Ground Squirrels; (iv) Hummingbirds
Column III: a. Prolonged period of inactivity without reducing body temperature; b. Inactivity period which accompanies extended periods of dryness; c. Decreased metabolism with lowered body temperature occurring in daily activity cycles; d. Decreased metabolism and lower body temperature for weeks or months
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Open questionXL-TNAT2 marksNeeds review
If the vital capacity (VC) of an individual is 4900 ml, the tidal volume (TV) is 500 ml, and the inspiratory reserve volume (IRV) is 3300 ml, the expiratory reserve volume (ERV) of the individual is _______ ml. (in integer).
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You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answerQuestion 102
Open questionXL-TNAT2 marksNeeds review
A typical food chain involves producers, herbivores, primary carnivores and secondary carnivores. Based on Lindeman’s law of trophic efficiency, if producers have 40 kJ of energy, the energy that will be stored in secondary carnivores is _____ kJ. (round off to two decimal places)
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