GATE XL 2023 Paper 1 — page 26

Questions 76–78 of 122. Imported answers require review unless explicitly marked reviewed.

A suspension of photosynthetic green algae was illuminated in the presence of

for few seconds. The first metabolite in the Calvin cycle to be radiolabeled will be

Your answerChoose one option.

glyceraldehyde

1,3-bisphosphoglycerate

3-phosphoglycerate

ribulose 1,5-bisphosphate

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Determine the correctness or otherwise of the following Assertion [a] and the Reason [r].

Assertion [a]: Endospore can survive heat that would rapidly kill vegetative cells of the same species.

Reason [r]: In endospore, the protoplasm is reduced to minimum volume as a result of the accumulation of calcium-dipicolinic acid complexes and small acid-soluble spore proteins, which forms a cytoplasmic gel and a thick cortex.

Your answerChoose one option.

Both [a] and [r] are true and [r] is the correct reason for [a]

Both [a] and [r] are true and [r] is not the correct reason for [a]

Both [a] and [r] are false

[a] is true but [r] is false

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Which one of the following conjugations will result in formation of meroploids?

Your answerChoose one option.

donor × F

recipient

Hfr donor × F

recipient

donor × F

recipient

donor × Hfr recipient

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2023 · Paper 1

Question 76

Question 77

Question 78