ABU Biology 2020/2021 Past Questions

The bending of the roots towards water represent

Erythrocytes are produced in the

The breaking up of the body of a single multicellular organism into pieces, each of which grows into a complete new organism is called

In water culture experiment, a plant showed poor growth and yellowing of the leaves. These may be due to deficiency of

In Million's test, when a reagent is added to a protein food item, a white precipitate is produced which turns

Regulation of blood sugar level takes place in the

The deficiency of vitamin D leads to

Exoskeleton is not found in the

How many nuclei are found in a pollen tube during fertilization?

A group of similar cells performing the same function is