81. The relative contribution of rent green house gases to global warming is given below. Identify the incorrect pair.
(a) CH4 – 20%
(b) CFCs – 14%
(c) CO2 – 40%
(d) N2O-6%
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82. The term antibiotic was coined by
(a) Davie and Ratnoff
(b) Edward O. Wilson
(c) M. Pearl
(d) Selman Waksman
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83. Which of the following is the first human hormone produced by recombinant DNA technology?
(a) Estrogen
(b) Testosterone
(c) Insulin
(d) Thyroxine
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84. The hybridoma technique was developed by whom?
(a) Louis Pasteur
(b) George Kohler and César Milstein
(c) Edward Jenner
(d) Burnet
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85. Which of the following is used as an immuno suppressor for kidney transplantation ?
(a) Antibiotics
(b) Vaccines
(c) Interferon
(d) Monoclonal antibodies
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86. Which of the following pairs is not correctly matched?
(a) Govind Wildlife Sanctuary – 1955
(b) Valley of Flowers – 1982
(c) Kedarnath Wildlife Sanctuary – 1979
(d) Askote Wildlife Sanctuary – 1986
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87. Which of the following pairs is not correctly matched?
(a) Sona Nadi WildLife Sanctuary – Pauri Garhwal
(b) Askote Wildlife Sanctuary – Pithoragarh
(c) Govind Wildlife Sanctuary – Chamoli Garhwal Almora
(d) Binsar Wildlilfe Sanctuary
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88. ‘Malogam’, the polling station with only one voter during 2024 Lok Sabha elections falls in which state?
(a) Himachal Pradesh
(b) Assam
(c) Arunachal Pradesh
(d) Mizoram
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89. The half-life of a radioactive substance is 4 months. How much time it will take to decay 3/4th of the substance?
(a) 12 months
(b) 8 months
(c) 4 months
(d) 3 months
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90. ‘Prawasi Bharatiya Diwas’ (PBD) or NRI Day is celebrated in India every year on which date?
(a) January 19
(b) January 9
(c) January 11
(d) January 12
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