CBSE 12th question paper-

Hi can you please provide me the question paper of Biology of 12th CBSE board?

[Quick Sam]

Ok, as you want question paper of Biology of 12th CBSE board so here I am providing you.

CBSE 12th Biology question paper-

1 Name the material used as matrix in gel-electrophoresis and mention its
role.
2 State one reason for adding blue-green algae to the agricultural soil.
3.Give one example each of a fungus which reproduces by :
(a) budding
(b) conidia
4. State one reason why breast-feeding the baby acts as a natural
contraceptive for the mother.
5. Identify and write the correct statement :
(a) In Grasshopper males two sex chromosomes are X and Y type.
(b) In Grasshopper males there exist XO type of sex-determinants.
6. What will happen if DNA replication is not followed by cell division in a
eukaryotic cell ?
7. Name the two gases contributing maximum to the green house effect.
8. Write the level of biodiversity represented by a mangrove. Give another
example falling in the same level.
CBSE 12th Biology question paper