4381: With reference to food chains. In ecosystems, consider the following statements:
1. A food chain illustrates the order in which a chain of organisms feed upon each other.
2. Food chains are found within the populations of a species.
3. A food chain illustrates the numbers of each organism which are eaten by others.
Which of the statements given above is/are correct?
(a) 1 only
(b) 1 and 2 only
(c) 1, 2 and 3
(d) None
4382: The given map shows four towns of Central Asian region marked as 1, 2, 3, and 4. Identify these from the following list and select the correct answer using the codes given below :
Towns:
A. Bishkek
B. Ashkhabad
C. Tashkent
D. Dushanbe
Codes :
(a) A-3, B-1, C-3, D-4
(b) A-3, B-1, C-4, D-2
(c) A-1, B-3, C-2, D-4
(d) A-1, B-3, C-4, D-2
4383: Consider the map given below : The division along India's coastal region indicate
(a) coastal pollution zones
(b) salinity density isopleths
(c) the areas upto which soverignty extends
(d) under water relief contours
4384: If safe storage is to be ensured, the moisture content of food grains at the time of harvesting should not be higher than
(a) 14%
(b) 16%
(c) 18%
(d) 20%
4385: In India, it is legally mandatory for which of the following to report on cyber security incidents?
1. Service providers
2. Data centres
3. Body corporate
Select the correct answer using the code given below:
(a) 1 only
(b) 1 and 2 only
(c) 3 only
(d) 1, 2 and 3