Life Sciences
GATE XL topic:biology PYQs
Build your understanding with focused practice from past exam papers.
Questions 341–350 of 1235. Imported answers require independent review unless marked reviewed.
Question 97
Open questionXL-TMCQ2 marksNeeds review
Which one of the following rooted tree topologies best describes the primate phylogeny?
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Open questionXL-TMSQ2 marksNeeds review
Consider a species of brightly colored beetle. Which one or more of the following observations suggest(s) that this species is aposematic?
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Open questionXL-TMSQ2 marksNeeds review
The embryos of which one or more of the following animals show meroblastic cleavage?
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Open questionXL-TMSQ2 marksNeeds review
Which one or more of the following parasites is/are typically transmitted by mosquitoes as vector?
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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 101
Open questionXL-TNAT2 marksNeeds review
Consider the following nucleotide sequence:
5′- GCCCAUGCGUCUACUGCUCGAUCGAGCUCUACGUAUGAUGAA-3′
Assume canonical initiation, canonical termination, no post-translational modification, and the average molecular mass of an amino acid to be 110 daltons. The theoretical molecular mass of the polypeptide translated from the above nucleotide sequence is _____ daltons. (Answer in integer)
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Open questionXL-TNAT2 marksNeeds review
The pKa of a buffer solution with pH of 5, consisting of 0.4 M sodium acetate and 0.04 M acetic acid, is _____. (Answer 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 103
Open questionXL-TNAT2 marksNeeds review
Consider a healthy person with the following lung volumes:
Residual volume = 900 mL
Expiratory reserve volume = 800 mL
Tidal volume = 200 mL
If the Total lung capacity is 5500 mL, then the Inspiratory reserve volume of the person is _____ mL. (Answer 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 104
Open questionXL-UMCQ1 markNeeds review
Which one of the following fungi produces aflatoxins?
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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 105
Open questionXL-UMCQ1 markNeeds review
Under standard conditions in animal feeding studies, the weight gained (in grams) per gram of protein consumed by an animal is termed as
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Xerophthalmia is caused due to the deficiency of
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