Why sprouted seeds give more energy than normal seeds?

Long Answer Questions Five mark Each QUESTIONS FROM CBSE BOARD EXAMINATIONS : Give reasons why : (i) most zygotes in angiosperms divide only after certain amount of endosperm is formed. (ii) groundnut seeds are exalbuminous and castor seeds are albuminous. (iii) micropyle remains as a small pore in the seed coat of a seed. (iv) integuments of an ovule harden and the water content is highly reduced as the seed matures. (v) apple and cashew are not called true fruits.

Name a plant that forms fruit but no seeds and another plant that forms seed but no fruit.

Why fruits and seeds are stored at low temperature?

Why is soil turned and loosened before seeds are sown?

Explain the process of development which 'B' undergoes in albuminous and exalbuminous seeds. Give one example of each of these seeds.