1041: The winter rain in Madras is caused by:
(a) South-West Monsoons
(b) North-East Monsoons
(c) Intense land and sea breezes
(d) Cyclonic winds in the Bay of Bengal
1042: Which of the following was the principal article of food of the Indus Valley people?
(a) Fish
(b) Palm-date
(c) Eggs
(d) Wheat
1043: Magasthenes visited the court of:
(a) Ashoka
(b) Harsha
(c) Chandragupta Maurya
(d) Vikramaditya
1044: In the given map, which one of the following pairs of ocean currents is shown?
(a) Benguela and Falkland
(b) Canary and Humboldt
(c) Agulhas and Guinea
(d) Benguela and Guinea
1045: 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