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Class 12th CBSE 2014 Biology Paper Set 2

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Class-12th CBSE
Subject-Biology Set 2
year-2014    

Here is some questions:-
SECTION - A

1. State the cause of Accelerated Eutrophication.
SECTION - B
1. Name the organic materials the exine and intine of an angiosperm pollen grains are made up of . Explain the role of exine.
SECTION - C
1. A colourblind child is born to a normal couple. Work out a cross to show how it is possible. Mention the sex of this child.
SECTION - D
1. (a) Explain the process of DNA replication with the help of a schematic diagram.

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