2086: Which one of the following is the appropriate reason for considering the Gondwana rocks as most important of rock systems of India?
(a) More than 90% of limestone reserves of India are found in them
(b) More than 90% of India's coal reserves are found in them
(c) More than 90% of fertile black cotton soils are spread over them
(d) None of the reasons given above is appropriate in this context
2087: The power to enlarge the jurisdiction of the Supreme Court of India with respect to any matter included in the Union List of Legislative Powers rests with
(a) The President of India
(b) The Chief Justice of India
(c) The Parliament
(d) The Union Ministry of Law, justice and Company Affairs
2088: Which one of the following is an element?
(a) Ruby
(b) Sapphire
(c) Emerald
(d) Diamond
2089: Which one of the following terms describes not only the physical space occupied by an organism, but also its functional role in the community of organisms?
(a) Ecotone
(b) Ecological niche
(c) Habitat
(d) Home range
2090: Which one of the following countries of South-West Asia does not open out to the Mediterranean Sea?
(a) Syria
(b) Jordan
(c) Lebanon
(d) lsrael