Testing of any chemical substance by using living system is called __________

(a)

Grafting

(b)

Cloning

(c)

Biopsy

(d)

Bioassay

The most widely occuring cytokinin in plants is ............

(a)

2, 4 - D

(b)

IAA

(c)

IPA

(d)

TNT

ABAwa$ first isolated from ................

(a)

ripe fruits

(b)

coconut milk

(c)

cotton bolls

(d)

Herring fish

Level of .......... increases during drought.

(a)

Auxin

(b)

Ethylene

(c)

ABA

(d)

Cytokinin

.................. is a munocarpic prennial.

(a)

Rose

(b)

Bamboo

(c)

Banyan

(d)

Money plant