Choose the correct statement(s) about tenuinucellate ovule.

(a)

Sporogenous cell is hypodermal

(b)

Ovules have fairly large nucellus

(c)

Sporogenous cell is epidermal

(d)

ovules have single layer of nucellus tissue

A Plant called X possesses small flower with reduced perianth and versatile anther. The probable agent for pollination would be ____.

(a)

water

(b)

air

(c)

butterflies

(d)

beetles

Consider the following statement(s)
i) In Protandrous flowers pistil matures earlier
ii) In Protogynous flowers pistil matures earlier
iii) Herkogamy is noticed in unisexual flowers
iv) Distyly is present in Primula

(a)

i and ii are correct

(b)

ii and iv are correct

(c)

ii and iii are correct

(d)

i and iv are correct

Parthenocarpic fruits lack _____.

(a)

Endocarp

(b)

Epicarp

(c)

Mesocarp

(d)

seed

In majority of plants pollen is liberated at _____.

(a)

1 celled stage

(b)

2 celled stage

(c)

3 celled stage

(d)

4 celled stage