Life Processes

Question
CBSEENSC10011713

What are the modes of nutrition other than autotrophic nutrition?

Solution

The modes of nutrition other than autotrophic nutrition are —Heterotrophic, saprophytic, parasitic and holozoic.

Question
CBSEENSC10011714

What are the raw materials for photosynthesis?

Solution

The raw materials for photosynthesis are
(i) CO
2 (ii) water (iii) light (iv) chlorophyll.

Question
CBSEENSC10011715

What is the primary source of energy for all living beings?

Solution

Sun.

Question
CBSEENSC10011716

Are there organisms that do not require water for photosynthesis?

Solution

The green sulphur bacteria use H2S (Hydrogen sulphide) instead of water.