Anatomy of Flowering Plants — BIOLOGY STD 11 Science — Question

Growth is one of the characteristic of all living organisms? Do unicellular organisms also grow? If so, what are the parameters?

Mention one example each for animals with chitinous exoskeleton and those covered by a calcareous shell.

Give one evidence to show that viruses are smaller than bacteria.

What is aerobic muscle?

Where are Nissl granules found? Write their work.

What is formed from the ovary and ovule after fertilisation?

Name the structures involved in the protection of the brain.

How many molecules of ATP are needed in the regeneration step of Calvin cycle to form one molecule of glucose?

Select one of these which is not a eukaryote: Euglena, Spirogyra, Nostoc, Amoeba.

Name one algae which is used by astronauts as food?