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Biology 12 Ch-27 BIOLOGY AND HUMAN WELFARE- 29
1.
In which method of crop selection, the best plant based on phenotypic characters is selected?
Pure line selection
Mass selection
Clonal selection
Single plant selection
2.
Which method of crop selection is practised to propagate sugarcane?
Clonal selection
Pure line selection
Single plant selection
Mass selection
3.
Which of the following are vegetative propagated plants?
Sugarcane
Banana
Potato
All of these
4.
Hybridization in plants is the technique of introducing desirable species into a hybrid by means of?
Pollination
Micro propagation
Emasculation
Selection
5.
Which method of crop selection is practised to propagate potato?
Mass selection
Single plant selection
Clonal selection
Pure line selection
6.
Which method of crop selection is practised to propagate banana?
Mass selection
Clonal selection
Pure line selection
Single plant selection
7.
In which method of crop selection, the selected plant based on phenotypic characters is multiplied vegetatively and supplied to farmers?
Pure line selection
Single plant selection
Clonal selection
Mass selection
8.
What is the population of plants raised from a single vegetatively propagated plant?
Bronchi
Titan
Alveoli
Clone
9.
What is the technique of introducing characters of two desirable species into a single offspring?
Hybridization
Husbandry
Selection
Backcross
10.
By means of which of the following, hybridization takes place?
Layering
Grafting
Artificial Pollination
Dispersion
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