626: With reference to agriculture in India, how can the technique of genome sequencing, often seen in the news, be used in the immediate future?
1. Genome sequencing can be used to identify genetic markers for disease resistance and drought tolerance in various crop plants.
2. This technique helps in reducing the time required to develop new varieties of crop plants.
3. It can be used to decipher the host-pathogen relationships in crops.
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
627: Consider the following areas:
1. Bandipur
2. Bhitarkanika
3. Manas
4. Sunderbans
Which of the above are Tiger Reserves?
(a) 1 and 2 only
(b) 1, 3 and 4 only
(c) 2, 3 and 4 only
(d) l, 2, 3 and 4
628: The Ravva offshore block, with great potential for oil, is located in
(a) Krishna-Godavari basin
(b) Cauvery basin
(c) Mahanadi basin
(d) Palar-Pennar basin
629: Consider the following statements
1. India is the original home of the cotton plant.
2. India is the first country in the world to develop hybrid cotton variety leading to increased production.
Which of these statements is/are correct?
(a) Only 1
(b) Only 2
(c) Both 1 and 2
(d) Neither 1 nor 2
630: The age of a man is three times the sum of the ages of his two sons. Five years hence, his age will be doubled of the sum of the ages of his sons. The father's present age is
(a) 40 years
(b) 45 years
(c) 50 years
(d) 55 years