Question:

Embryo sac is formed inside

A.

Seed

B.

Endosperm

C.

Embryo

D.

Ovule

Answer» d. Ovule

Question:

In the flowering plants, male and female gametes both are

A.

Motile

B.

Non-motile

C.

Diploid

D.

Very large

Answer» b. Non-motile

Question:

Root cap of the embryo develops from

A.

Basal cell

B.

Apical cell

C.

Hypophysis

D.

Hypocotyl

Answer» c. Hypophysis

Question:

Cross pollination has an advantage of

A.

Mutatio

B.

polyploidy formation

C.

Genetic recombination

D.

Crossing over

Answer» c. Genetic recombination

Question:

Passage of water across a selectively permeable membrane is

A.

Active transport

B.

Pinocytosis

C.

Facilitated difusion

D.

Osmosis

Answer» d. Osmosis

Question:

The hilum of the ovule represents the junction between

A.

Nucellus and Embryo

B.

Nucellus and Integuments

C.

Funicle and Integuments

D.

Funicle and ovule

Answer» d. Funicle and ovule

Question:

Future sporophytic generation in a seed is

A.

Cotyledon

B.

Endosperm

C.

Hypocotyl

D.

Embryo

Answer» d. Embryo

Question:

Which one of the following is an example of free-nuclear endosperm

A.

Coconut water

B.

Castor

C.

Sugarcane juice

D.

Groundnut

Answer» a. Coconut water

Question:

The functionof the filiform apparatus is

A.

To nourish the pollen grain

B.

To guide the entry of pollen tube

C.

To develop pollen tube

D.

To carry pollen tube through style

Answer» b. To guide the entry of pollen tube

Question:

In higher plants cell wall is made up of which substance? (CPMT-1995)

A.

Cellulose

B.

Peptidoglycan

C.

Lipoprotein

D.

Callose

Answer» a. Cellulose