Micro-propagation is:

1. propagation of microbes in vitro

2. propagation of plants in vitro

3. propagation of cells in vitro

4. growing plants on a smaller scale

Subtopic:  Plant Breeding for Quality (OLD NCERT) |
 68%
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Protoplast is:

1. another name for protoplasm 2. an animal cell
3. a plant cell without a cell wall 4. a plant cell
Subtopic:  Plant Breeding & Its Steps (OLD NCERT) | Plant Breeding for Quality (OLD NCERT) |
 86%
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To isolate protoplast, one needs:

1. pectinase

2. cellulase

3. both pectinase and cellulase

4. chitinase.

Subtopic:  Plant Breeding & Its Steps (OLD NCERT) | Plant Breeding for Quality (OLD NCERT) |
 83%
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Which one of the following is a marine fish?

1. Rohu 2. Hilsa
3. Catla 4. Common Carp
 

Subtopic:  Animal Husbandry (OLD NCERT) |
 84%
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Which one of the following products of apiculture is used in cosmetics and polishes?

1. honey 2. propolis
3. wax 4. Royal jelly
Subtopic:  Animal Husbandry (OLD NCERT) |
 83%
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More than 70 per cent of livestock population is found in:

1. Denmark 2. India
3. China 4. India and China
Subtopic:  Animal Husbandry (OLD NCERT) |
 91%
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The agriculture sector of India employs about:

1. 50 percent of the population

2. 70 percent of the population

3. 30 percent of the population

4. 60 percent of the population.

Subtopic:  Plant Breeding & Its Steps (OLD NCERT) | Impact: Green Revolution (OLD NCERT) | Breeding for Disease Resistance (OLD NCERT) |
 64%
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33 percent of India’s Gross Domestic Product comes from:

1. Industry 2. Agriculture
3. Export 4. Small-scale cottage industries
Subtopic:  Impact: Green Revolution (OLD NCERT) |
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A collection of all the alleles of all the genes of a crop plant is called:

1. germplasm collection 2. protoplasm collection
3. herbarium 4. somaclonal collection
Subtopic:  Impact: Green Revolution (OLD NCERT) |
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Wild varieties of plants must be conserved to
1. Maintain ecosystem
2. Feeding wild animals
3. Future evolution
4. Incorporate useful traits in future crop varieties

Subtopic:  Plant Breeding & Its Steps (OLD NCERT) | Breeding for Disease Resistance (OLD NCERT) |
 77%
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