Life Sciences
GATE XL exam:gate PYQs
Build your understanding with focused practice from past exam papers.
Questions 781–790 of 1235. Imported answers require independent review unless marked reviewed.
Question 1
Open questionXL-RMCQ1 markNeeds review
Indefinite stamen is a characteristic feature of which of the following plant families?
Your answerChoose one option.
Log in to check the answer
You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answerQuestion 2
Open questionXL-RMCQ1 markNeeds review
In natural condition, which of the following plants DOES NOT exhibit anomalous secondary growth?
Your answerChoose one option.
Log in to check the answer
You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answerQuestion 3
Open questionXL-RMCQ1 markNeeds review
In a typical angiosperm under natural condition, primary meristems are usually established during
Your answerChoose one option.
Log in to check the answer
You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answerQuestion 4
Open questionXL-RMCQ1 markNeeds review
2-Methoxy-3, 6-dichlorobenzoic acid belongs to which class of plant growth regulators?
Your answerChoose one option.
Log in to check the answer
You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answerQuestion 5
Open questionXL-RMCQ1 markNeeds review
In a typical green plant, the first stable product of Calvin cycle is
Your answerChoose one option.
Log in to check the answer
You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answerQuestion 6
Open questionXL-RMCQ1 markNeeds review
Among the following, which best describes an organism that lives at the expense of other organisms, harmful but usually not killing?
Your answerChoose one option.
Log in to check the answer
You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answerQuestion 7
Open questionXL-RMCQ1 markNeeds review
The oleo-gum resin asafoetida (hing) is obtained from the cut surface of
Your answerChoose one option.
Log in to check the answer
You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answerQuestion 8
Open questionXL-RMCQ1 markNeeds review
‘Bakanae’ disease or ‘foolish seedling’ disease is caused by
Your answerChoose one option.
Log in to check the answer
You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answerQuestion 9
Open questionXL-RMCQ1 markNeeds review
Which of the following chemicals is used for doubling of chromosome numbers during production of ‘doubled haploids’ in crop plants?
Your answerChoose one option.
Log in to check the answer
You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answerQuestion 10
Open questionXL-RNAT1 markNeeds review
An mRNA of a nuclear encoded plant gene, DSH20 has an ORF of 1353 nucleotides. Provided that average molecular weight of amino acid is 110 Dalton (Da), calculated molecular weight of DSH20 protein in kDa (round off to 1 decimal place) is _____
Log in to check the answer
You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answer