1. The hormone used as an oral contraceptive is–
(A) Aldesterone (B) Cortisone
(C) Progesterone (D) Testosterone
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2. Expand the term IPCC–
(A) International Pollution Control Council (B) International Panel of Climate Control
(C) Interim Panel of Climate Change (D) Intergovernmental Panel on Climate Change
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3. The “One Straw Revolution” was written by–
(A) Masanobu Fukuoka (B) Richael Carlson
(C) M. S. Swaminathan (D) Norman Borlaug
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4. Endosulfan spray on cashew crop resulted in the pollution to the tune of tragedy in–
(A) Tamil Nadu (B) Kerala
(C) Andhra Pradesh (D) Karnataka
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5. Which of the following Muslim rulers remained in the captivity of his son?
(A) Akbar (B) Aurangzeb
(C) Shahjahan (D) Jahangir
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6. Interest payable on savings bank accounts is–
(A) not regulated by RBI. (B) regulated by Sate Governments.
(C) regulated by Central Government. (D) regulated by RBI.
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7. Cochin and Visakhapatnam sea ports of India are situated on the–
(A) East and West Coasts, respectively (B) East Coast
(C) West Coast (D) West and East Coasts, respectively
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8. The elements of a group in the periodic table–
(A) have similar chemical properties. (B) have consecutive atomic numbers.
(C) are isobars. (D) are isotopes.
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9. Which one of the following polymers is used for making bulletproof material ?
(A) Polyvinyl chloride (B) Polystyrene
(C) Polyethylene (D) Polyamide
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10. The pH of human blood is normally around–
(A) 4.5–5.5 (B) 5.5–6.5
(C) 7.5–8.0 (D) 8.5–9.0
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11. Which of the following acts as photosensitizer during photosynthesis ?
(A) Chlorophyll (B) Chlorine
(C) Oxygen (D) Nitrogen
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12. What happens when bleaching powder is left exposed to air ?
(A) It gradually loses its oxygen (B) It gradually loses its chlorine
(C) It turns dark brown in colour (D) It turns yellow in colour
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13. Arsenic pollution leads to–
(A) Dyslexia (B) Allergy
(C) White foot disease (D) Black foot disease
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14. Which one of the following does not contribute to pollution ?
(A) Hydroelectric Power Plant (B) Atomic Power Plant
(C) Thermal Power Plant (D) Nuclear Power Plant
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15. Which of the following are the two major components of dry air (by volume) ?
(A) Nitrogen and Ammonia (B) Oxygen and Carbon dioxide
(C) Nitrogen and Oxygen (D) Oxygen and Argon
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16. Each chromosome in the nucleus of a cell consists of–
(A) two chromatids only. (B) two centromeres only.
(C) two centromeres attached to a chromatid. (D) two chromatids attached to a centromere.
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17. White blood cells are produced in the–
(A) Tongue (B) Thyroid gland and suprarenal gland
(C) Bone marrow and lymph glands (D) Ductless glands
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18. Find the odd one–
(A) Limestone (B) Slaked iron
(C) Marble (D) Chalk
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19. A basic instruction that can be interpreted by computer generally has–
(A) an operation and an address (B) an instruction register and an address
(C) a decoder and an accumulator (D) None of the above
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20. Software needs to be protected against–
(A) fire, flood, lightning and rock slides (B) unauthorised access
(C) worms and viruses (D) Both (B) and (C)
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