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Home > Learning Point > Previous years papers > RBSE > Class 12th RBSE > Class 12th RBSE 2013 > Class 12th RBSE 2013 Biology Paper
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Class 12th RBSE 2013 Biology Paper
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Class-12th RBSE
Subject-Biology
year-2013
There is some questions:-
SECTION - A
1. Write the difference between chasmogamous and cleistogamous flowers.
SECTION - B
1. If corpus luteum becomes inactive, what will be its effect on embryo development ? Explain with reason.
SECTION - C
1. What is endosperm ? Describe free nuclear endosperm and cellular endosperm.
SECTION - D
1. What is nucleosome ? Explain the packaging of DNA helix. Draw the labelled diagram of nucleosome.
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