Life Sciences
2017 · Paper 1
Take it one question at a time. Try an answer, then check your understanding.
Complete GATE XL 2017 Paper 1 overview, original pages and practice · Timed previous-paper practice
Questions 13–15 of 125. Imported answers require review unless explicitly marked reviewed.
Question 13
Open questionXL-PMCQ2 marksNeeds review
The type of nucleophilic substitution and the possible products for each of the reactions P and Q are


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Open questionXL-PMCQ2 marksNeeds review
If mono-chlorination occurs at every carbon in the following reaction, the number of isomers (stereo isomers + constitutional isomers) that one can have is

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Open questionXL-PMCQ2 marksNeeds review
The major product in the following reaction is

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