List of top Biology Questions asked in UP Board XII

Write short notes on Physical barrier and Cellular barrier.
What is Cancer? Mention its prevention and cure.
Comment upon Law of Segregation.
Explain monohybrid and dihybrid test cross.
What is sewage?
What steps have been taken by the Government to conserve wildlife?
What is biodiversity hotspot?
Write a short note on BT cotton.
Write an essay on Genetic code.
Write short note on:
(i) Fertilization in human
(ii) Active and Passive Immunity
Differentiate between the following fruits:
(i) Legume and Lomentum
(ii) Drupe and Schizocarpic fruit
Write short note on any two: (i) Double fertilization (ii) Sewage treatment (iii) Control of Pneumonia
Draw a labeled diagram of reproductive system of a woman.
Write short note on: (i) Genetical disorder in man (ii) Central dogma
What is Megasporogenesis? Describe the development of zygote up to formation of mature ovule in an Angiospermic flower.
What is bio-fertilizer? Describe its role in the production of food.
Write short note on any two:
(i) Red data book
(ii) Parasitism
(iii) Role of leguminous plants in increasing the fertility of soil.
Name the important components of biodiversity and mention suitable measures for its conservation.
What do you mean by restriction enzymes? Explain with example.
Who is father of Green Revolution in India? Green Revolution is useful for farmers. Explain it with example.
Hydrophytic plants are adapted to their environment. Explain it with the help of examples and diagrams.
Give an account on DNA fingerprinting.
Draw a labelled diagram of a transverse section of a mature anther.
What do you mean by bee-keeping? Explain it in brief.
Write a short note on Family Planning.