1. Double
fertilization is characteristic of
a)
Gymnosperms
b)
Angiosperms
c) Monocots
d)
Bryophytes
2.
In angiosperm endosperm is
a)
Haploid
b) Diploid
c) Triploid
d) None of
the above
3. Porogamy
is
a)
Fertilization in which pollen tube enters the ovule through integument
b)
Fertilization without pollen grain
c)
Fertilization in which pollen tube enters the ovule through chalaza
d)
Fertilization in which pollen tube enters the ovule through micropyle
4.
Monosporic eight nucleated female gametophyte is found in
a) Adoxa
b) Onion
c)
Fritillaria
d) Polygonum
5. In
angiosperm the free nuclear divisions take place during
a)
gamete formation
b) flower
formation
c) endosperm
formation
d) embryo
formation
6. The
name perisperm is given to the
a) remnant
of the nucellus
b)
peripheral nucellus
c)
disintegrated antipodals
d)
disintegrated synergids
7. An
embryo may sometimes develop from a cell of an embryo sac other than the egg.
This is called
a)Apospory
b)Parthenogenesis
c)
Parthenocarpy
d) Apogamy
8. Double
fertilization was discovered by
a)
Hofmeister
b)Leenuwenhoeck
c) Nawaschin
d) Hooke
9. After
fertlilization the seed coat develop from
a)
Chalaza
b)Ovule
c)
Embryosac
d)
Integuments
10. Amphimixis
in plants means development not a plant
a)
From fusion of two gametes
b)
without fusion of gametes
c)
from stem cuttings
d)
from root cuttings
11. One of
the following shows one celled suspensor
a)
Wheat
b)
Petunia
c)
Hedera
d)
Solanum
12. Which of
the following statements is true for the pollen tube?
a)
It shows only tip growth
b) it
is composed of three non cellular zones
c) it
shows chemostatic movements
d)
it shows radial cytoplasmic streaming
13. In
the anther wall
a)
Tapetum lies just inner to the endothecium
b)endothecium
lies inner to the middle layers
c)
tapetum lies next to the epidermis
d)
middle layers lie between endothecium and tapeum
14.
Fertilization is the process of
a)
Transfer the pollen from anther to stigma
b)
Fusion of one male gamete with the egg
c)
Formation of seed from ovule
d)Fusion
of male nucleus with polar nuclei
15. In
flowering plants meiosis occurs at the time of
a)
germination of seed
b) formation
of buds
c) formation
of root primerdia
d)
Formatation of pollen grains
Answers:
|
1- b
|
2-c
|
3-d
|
4-d
|
5-c
|
|
6-a
|
7-d
|
8-c
|
9-d
|
10-a
|
|
11-a
|
12-a
|
13-d
|
14-b
|
15-d
|
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