List of top Biology Questions

Write an essay on Genetic code.
Write short note on:
(i) Fertilization in human
(ii) Active and Passive Immunity
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.
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: (i) Genetical disorder in man (ii) Central dogma
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.
Hydrophytic plants are adapted to their environment. Explain it with the help of examples and diagrams.
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.
Draw a labelled diagram of a transverse section of a mature anther.
Give an account on DNA fingerprinting.
What do you mean by bee-keeping? Explain it in brief.
Write a short note on Family Planning.
Draw a labelled diagram of a human sperm.
Differentiate between true fruit and false fruit.
What do you mean by Polyembryony?
Define Apomixis.
Pollen grains get their nourishment from which part of anther?
Draw a labelled diagram of a succulent fruit.
Comment upon amniocentesis.
What is biodiversity hotspot?
Describe in brief about advantages of cross-pollination.