Plant physiology

Food storage tissue, triploid (3n), its central role is in nourishing and protecting the embryo?

• Endosperm

• Embryo

• Testa (seed coat)

• Fruits

The ___ serves as a minute pore through which water enters.

• Hilum and funiculus

• Micropyle

• Monocotyledons

• Dicotyledons

If a seed is not to Exposed to sufficient moisture, proper temperature, oxygen, and for some species light the seed will not germinate.

• True

• False

It is result of internal factors inside the seed tissue. Physiological conditions causing internal dormancy arise from the presence of germination inhibitors inside the seed.

• Morphological dormancy

• Morphophysiological dormancy

• Physiological dormancy

It is the movement of plants in response to light.

• Geotropism

• Chemotropism

• Phototropism

• Hydrotropism