Assertion (A): | Spirulina is a microbe that can be used for reducing the environmental pollution. |
Reason (R): | Spirulina is a rich source of protein, carbohydrates, fats, minerals, and vitamins. |
1. | Both (A) and (R) are True and (R) is the correct explanation of (A). |
2. | Both (A) and (R) are True but (R) is not the correct explanation of (A). |
3. | (A) is True but (R) is False. |
4. | (A) is False but (R) is True. |
COLUMN I | COLUMN II | ||
A | IR- 8 | P | Rive variety from Taiwan |
B | Taichung Native 1 | Q | Hybrid variety of garden peas in India |
C | P 1542 | R | Rive variety developed at IRRI Philippines |
D | Ratna | S | Semi dwarf variety of rice developed in India |
A | B | C | D | |
1. | R | P | Q | S |
2. | R | P | S | Q |
3. | P | R | Q | S |
4. | P | R | S | Q |
1. | genetically uniform population identical to the original parent |
2. | homozygous diploid plants |
3. | development of new species |
4. | variants through picking up somaclonal variations |
1. | The pattern of development of a somatic embryo is comparable to that of a zygotic embryo |
2. | Somatic embryos can develop from microspores |
3. | Somatic embryo is induced usually by an auxin such as 2, 4–D |
4. | A somatic embryo develops from a somatic cell |
A | B | |
1. | Chilli | Leaf and stripe rust |
2. | Cowpea | Bacterial blight |
3. | Cauliflower | Bacterial blight |
4. | Brassica | Black rot |