2381: Which of the following statements is / are correct regarding vegetative propagation of plants ?
1. Vegetative propagation products clonal population.
2. Vegetative propagation helps in eliminating the virus.
3. Vegetative propagation can be practiced most of the year.
Select the correct answer using the code given below:
(a) 1 only
(b) 2 and 3 only
(c) 1 and 3 only
(d) 1, 2 and 3
2382: How do most insects respire?
(a) Through gills
(b) By tracheal system
(c) By lungs
(d) Through skin
2383: For India, China, the UK and the USA, which one of the following is the correct sequence of the median age of their populations?
(a) India < China < USA < UK
(b) China < India < UK < USA
(c) China < India < USA < UK
(d) India < China < UK < USA
2384: Consider the following pairs:
Movement/Organization:
1. All India Anti-Untouchability League
2. All India Kisan Sabha
3. Self-Respect Movement
Leader:
1. Mahatma Gandhi
2. Swami Sahajanand Saraswati
3. E.V. Ramaswami Naicker
2385: A fertile-soil, suitable for growing common crops, is likely to have a pH value of
(a) three
(b) four
(c) six to seven
(d) nine to ten