Double fertilisation is exhibited by

(1) gymnosperms

(2) algae

(3) fungi

(4) angiosperms

Male gametophyte with least number of cells is

(1) Pteris

(2) Funaria

(3) Lilium

(4) Pinus

Conifers differ from grasses in the :

(1) production of seeds from ovules

(2) lack of xylem tracheids

(3) absence of pollen tubes

(4) formation of endosperm before fertilization

This plant is used as a packing material and also forms an excellent fodder for feeding cattle.

(1) Medicago

(2) Pongamia

(3) Cratolaria

(4) All of these

The world's tallest (angiosperm) flowering tree is

(1) Sequoia

(2) Eucalyptus

(3) Pinus

(4) Cedrus

The plant part which consists of two generations, one within the other, is

1. germinated pollen grain

2. embryo

3. unfertilized ovule

4. seed

Occurrence of triploid (3n) primary endosperm nucleus is a characteristic feature of

(1) Algae

(2) Gymnosperms

(3) Angiosperms

(4) Bryophytes

Rauwolfia serpentina is used in:

1. Curing high blood pressure

2. Kidney failure

3. Eye defect

4. Diabetes

1.  Curing high blood pressure

2.  Kidney failure

3.  Eye defect

4.  Diabetes

Which of the following feature(s) is/are exclusive in angiosperms :-

a. Presence of fruit

b. Double fertilization

c. Female gametophyte

d. Presence of flowers

e. Formation of endosperm

f. Presence of vessels and companion cells

Tick the right one :-

1. a, b, c, e

2. b, c, d, e

3. b, d, e, f

4. a, b, d, f