Mineral Nutrition — BIOLOGY STD 11 Science — Question

What is the role of insulin?

Give the name of the phase between the two successive mitotic divisions.

Which part develops into fruit in an angiosperm?

All living phenomena are due to the underlying interactions, which result in emergent properties at higher levels oforganisation. Justiry with two examples.

Name two plants whose ovary shows free-central placentation.

The backbone of DNA molecule is formed of two different molecules. Name them.

Where do you find open circulatory system among the following?

1. Birds.
2. Cockroach.
3. Man.
4. Frog

Draw the floral diagram and write the floral formula of Brassicaceae.

How many action potentials can be generated by the SAN in a minute

Name the haem protein present in the ETC.