CBSE Class 12 Biology Guess Paper First term 2013

Find CBSE class 12th Biology Guess paper for the first term examination. Question has been framed as per the syllabus covered in the first term examination. It is very important to prepare the first term examination as it is a part of board exam preparation

Some question of this Guess paper are given here

Q. Name any two hermaphrodite animals

Q. Why are pollen grain produced in enormous quantity in maize?

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Q. What is the fate of trophoblast in a mammalian embryo?

Q. Expand MMR and IMR

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Q. What is meant by linked gene?

Q. How many bases will there be in three codons? How many amino acids will this number of bases code for?

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Q. Give two examples of primary lymphoid organ

Q. Write one difference between probe and primer

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Q. Where is Sporopollenin present in plants? State its significance with reference to its chemical nature.

Q. Explain the work carried out by Cohen and Boyer that contributed immensely in biotechnology.

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Q. Name the product of fertilization that forms the kernel of coconut. How does it differ from coconut water?

Q. Name the parasite that causes ascariasites. Mention the diagnostic symtoms of the disease. How is this disease transmitted to others?

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