Gibberellins cause:

(a)

Shortening of genetically tall plants

(b)

Elongation of dwarf plants

(c)

Promotion of rooting

(d)

Yellowing of young leaves

Which one of the following hormones is naturally not found in plants.

(a)

2, 4-D

(b)

GA3

(c)

Gibberellin

(d)

IAA

To increase the sugar production in sugarcanes they are sprayed with _______

(a)

Auxin

(b)

Cytokinin

(c)

Gibberellins

(d)

Ethylene

Identify the exocrine gland

(a)

Pituitary gland

(b)

Adrenal gland

(c)

Salivary gland

(d)

Thyroid gland

Which one is referred as “Master Gland”?

(a)

Pineal gland

(b)

Pituitary gland

(c)

Thyroid gland

(d)

Adrenal gland