Hormonal (2)

Question 1

Embryo germination

Answer 1

Site of GA production in barley grains

Question 2

Aleurone Layer

Answer 2

Site of amylase production in barley grains in response to GA

Question 3

Amylase in barley

Answer 3

Enzyme produced by aleurone layer of barley grain

Question 4

Herbicides and rooting powders

Answer 4

Practical applications of plant growth substance IAA (Auxin)

Question 5

Phototropism

Answer 5

Growth of plants towards light due to action of IAA

Question 6

Long internodes, small yellow leaves

Answer 6

Symptoms of etiolation

Question 7

Pituitary Gland

Which hormones?

Answer 7

Where growth hormone, ADH and TSH are produced

Question 8

Human Growth Hormone

Answer 8

Hormone produced by pituitary which stimulates growth

Question 9

TSH (Thyroid Stimulating Hormone)

Answer 9

Hormne produced by pituitary which increases production of thyroxine

Question 10

Thyroxine

Answer 10

Hormone which controls metabolic rate

Question 11

IAA - Other effects

Answer 11

Plant growth substance which is involved in apical dominance, leaf abscission and fruit formation

Question 12

IAA - effects at shoot tip

Answer 12

Plant growth substance which increases cell division, elongation and differentiation

Question 13

GA

Answer 13

Plant growth substance which overcomes dormancy of buds and dwarfism in plants

Question 14

GA in grains

Answer 14

Plant growth substance that is produced by the embryo.

Question 15

Aleurone layer

Answer 15

In seeds, like barley, it is stimulated, by GA, to produce amylase.