2291: The thermoregulatory centre of the man body is
(a) Pituitary
(b) Skin
(c) Hypothalamus
(d) Thyroid
2292: If it is 10.00 a.m. I.S.T., then what would be the local time at Shillong on 92°E longitude ?
(a) 9.38 a.m.
(b) 10.38 a.m.
(c) 10.22 a.m.
(d) 9.22 a.m.
2293: 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
2294: Which one of the following statements is an appropriate description of deflation ?
(a) It is a sudden fall in the value of a currency against other currencies
(b) It is a persistent recession in both the financial and real sectors of economy
(c) It is a persistent fall in the general price level of goods and services
(d) It is a fall in the rate of inflation over a period of time
2295: Blood grouping was discovered by:
(a) Landsteiner
(b) Robert Koch
(c) William Harvey
(d) Louis Pasteur