List of top Questions asked in UP Board XII

In a valid standard form of categorical syllogism 'the middle term must be distributed in at least one premise'. Prove it.
Explain simple and complex dilemma with example.
Logic has been defined as 'the science of thought'. Is this definition adequate?
Differentiate between the following fruits:
(i) Legume and Lomentum
(ii) Drupe and Schizocarpic fruit
Write short note on:
(i) Fertilization in human
(ii) Active and Passive Immunity
Write an essay on Genetic code.
Draw a labeled diagram of reproductive system of a woman.
Write short note on any two: (i) Double fertilization (ii) Sewage treatment (iii) Control of Pneumonia
Name the important components of biodiversity and mention suitable measures for its conservation.
Write short note on: (i) Genetical disorder in man (ii) Central dogma
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.
What is Megasporogenesis? Describe the development of zygote up to formation of mature ovule in an Angiospermic flower.
Who is father of Green Revolution in India? Green Revolution is useful for farmers. Explain it with example.
What do you mean by restriction enzymes? Explain with example.
Hydrophytic plants are adapted to their environment. Explain it with the help of examples and diagrams.
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.
Give an account on DNA fingerprinting.
Differentiate between true fruit and false fruit.
Define Apomixis.
What do you mean by Polyembryony?
Draw a labelled diagram of a human sperm.
Draw a labelled diagram of a succulent fruit.