What is meant by emasculation? When and why does a plant breeder employ this technique?

What is meant by space observation? Why is it important?

What is blood clotting? How and when does it occur?

Observe the following diagram and answer the questions. i. Atom of which element is bombarded with a neutron ? ii. Into atoms of which elements does the unstable isotope convert ? iii. What is the above reaction knonw as ? Which power plant makes use of this reaction ?

What is aerobic oxidation of pyruvic acid? Why does it take place.

Answer the following questions in detail: What is meant by green energy? Which energy sources can be called green energy sources and why? Give examples.

Define a taxon. What is meant by taxonomic hierarchy. Give a flow diagram from the lowest to highest category for a plant and an animal. What happens to the number of individuals and number of shared characters as we go up the taxonomical hierarchy?

Answer the given question in your own words: What is meant by parasitic plants? Name their different types with examples of each.

What is meant by green energy? Which energy sources can be called as green energy sources and why? Give example.

When water boils, why does its temperature remain constant?