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All India-2016
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Q12 of 51 Page 1

Differentiate between divergent and convergent evolution. Give one example of each.


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8

Gynoecium of a flower may be apocarpous or syncarpous. Explain with the help of an example each.

9

“Large scale cultivation of Spirulina is highly advantageous for human population.” Explain giving two reasons.

13

A. List any four characteristics of an ideal contraceptive.

B. Name two intrauterine contraceptive devices that affect the motility of sperms.

13

A. How does a farmer use the dormancy of seeds to his advantage?

B. What advantages a seed provides to a plant?

Questions · 51
All India-2016
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