1956: Which of the following is used in diesel engine?
(1) Cylinder
(2) Spark Plug
(3) Piston
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(a) 1, 2 and 3
(b) 1 and 2
(c) 2 and 3
(d) 1 and 3
1957: Hybridoma technology is a new biotechnological approach for commercial production of
(a) monoclonal antibodies
(b) interferon
(c) antibodies
(d) alcohol
1958: With reference to ancient Jainism, which one of the following statements is correct?
(a) Jainism was spread in South India under the leadership of Sthalabahu.
(b) The Jainas who remained under the leadership of Bhadrabahu were called Shvetambaras after the Council held at Pataliputra.
(c) Jainism enjoyed the patronage of the Kalinga king Kharavela in the first century BC.
(d) In the initial stage of Jainism, the Jainas worshipped images unlike Buddhists.
1959: For which one of the following countries is Spanish not an official language?
(a) Colombia
(b) Cuba
(c) Republic of Congo
(d) Chile
1960: Regular intake of fresh fruits and vegetables is recommended in the diet since they are a good source of antioxidants. How do antioxidants help a person maintain health and promote longevity?
(a) They activate the enzymes necessary for vitamin synthesis in the body and help prevent vitamin deficiency.
(b) They prevent excessive oxidation of carbohydrates, fats and proteins in the body and help avoid unnecessary wastage of energy.
(c) They neutralize the free radicals produced in the body during metabolism.
(d) They activate certain genes in the cells of the body and help delay the ageing process.