Answer: B) Hoffkine's institute Explanation: Antisnake venom: In the Hoffkine Institute at Bombay snake venom in mild dose is injected into horses and the horses are induced to produce anti-venom bodies. These are extracted and used in cases of snake bites.

Answer: C) Thyroid Explanation: Cretinism is a disease caused by hypothyroidism (less thyroxine formation) . The symptoms of the disease are retardation of mental, physical and sexual developments. potbelly, protruding tongue, dry skin etc are also indicative of this disease.

Answer: C) They prevent the monsoons from crossing to the north and also serve as a reservoir of water from which our perennial rivers flow Explanation: (a) refers to political importance and (b) to economic importance. Out of (c) and (d), (c) is more important.

Answer: D) Aravalli Explanation: According to geological history, the important mountains of india arranged in the order of age starting from the oldest are the Aravallis , the westerm Ghats, Vindhya and Satpura, the Nilgiris , and the Himalayas.

Answer: A) Continuity Explanation: While the western Ghats stretch uninterrupted , the Eastern Ghats do not have a structural unity.

Answer: C) Madhya Pradesh Explanation: Narmada rises near Amarkantak

Answer: A) Sutlej, Beas and Ravi Explanation: The other tributaries of the indus are Jhelum and Chenab.

Answer: A) Kanya Kumari Explanation: Kanyakumari is nearest to the Tropic of Capricorn, and the sun's rays fall vertically here during December.