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Class 12 Biology
Reproduction In Organisms
Quiz 1
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Pollination by Bat is called :
0%
Omithorphily
0%
Entemophily
0%
Cheropterophily
0%
Hydrophily
Explanation
Cheropterophily
Anemophily takes place by:
0%
By Bird
0%
By Bat
0%
By Snail
0%
By Wind
Explanation
By Wind
Entemophily take place by
0%
By Bird
0%
By Bat
0%
By Wind
0%
By Insect
Explanation
By Insect
In higher plants, meiosis occurs?
0%
During formation of gametes
0%
During fertilization
0%
During embryogenesis
0%
In seeds
Explanation
During formation of gametes
Earthworm is:
0%
Unisexual
0%
Bisexual
0%
Asexual
0%
Neutral
Explanation
Bisexual
An example of rhizome is
0%
Garlic
0%
Colocassia
0%
Ginger
0%
Onion
Explanation
Ginger
Budding is the example of :
0%
Vegetative reproduction
0%
Tissue culture
0%
Sexual production
0%
Dispersal
Explanation
Vegetative reproduction
What is hexapioid (on), in which total number, of chromosomes arethen number of chromosomes in its any gamete:
0%
14
0%
28
0%
42
0%
7
Explanation
7
Asexual reproduction in Penicillium fungus usually takes place through?
0%
Budding
0%
Fission
0%
Conidia
0%
Gemmules
Explanation
Conidia
When the gametes of two different strains fuse each other, then this process of reproduction is :
0%
Sexual reproduction
0%
Asexual, reproduction
0%
Vegetative reproduction
0%
None of these
Explanation
Sexual reproduction
Vegetative reproduction takes place in Bacteria :
0%
By binary fission
0%
By hybridization
0%
Byfiission
0%
By fission
Explanation
By binary fission
In potato, which structure takes part in vegetative reproduction?
0%
Adventitious root
0%
Apex bud of stem
0%
Germinating eye bud
0%
Arial shoot
Explanation
Germinating eye bud
Which structure takes part in gametogenesis :
0%
Male gamete)
0%
Female gamete
0%
Both (a) and (b)
0%
Male or female gamete
Explanation
Both (a) and (b)
Which of the following is viviparous?
0%
Cockroach
0%
Scorpion
0%
Bee
0%
Butterfly
Explanation
Scorpion
In higher plants, fertilization is :
0%
External
0%
Internal
0%
In water
0%
In air
Explanation
Internal
The reproduction takes place by gemma :
0%
In higher plants
0%
In lower animals
0%
In some bryophytes
0%
In mammals
Explanation
In some bryophytes
The example of bulb is:
0%
Ginger
0%
Doob grass
0%
Onion
0%
Potato
Explanation
Onion
The organism similar to parent can be obtained by:
0%
Speed
0%
Zygote
0%
Gametes
0%
Binary fission
Explanation
Binary fission
The term scion is used in relation to :
0%
Embryology
0%
Sexual reproduction
0%
Pollen
0%
Grafting
Explanation
Grafting
Vegelative reproduction takes place in Bryophyllum :
0%
By buds
0%
By leaves
0%
By seeds
0%
By roots
Explanation
By leaves
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