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
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
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
|