SSC Biology Previous year questions Set 7

61. Which of the following plays an important role in photosynthesis ?[SSC CGL Tier-I 2016]
A. Chloroplast
B. Centrosome
C. Tonoplast
D. Nematoblast
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62. Fermentation is a type of________ process . [SSC CGL Tier-I (CBE) 2016]
A. Aerobic Respiration
B. Anaerobic Respiration
C. Exothermic Reaction
D. Transpiration
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63. A genetically engineered form of brinjal known as the BT brinjal has been developed. The objective of this is [SSC CGL Tier-I (CBE) 2016]
A. to make it pest resistant
B. to improve its taste and nutritive value
C. to make it drought resistant
D. to make its shelf life longer
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64. Which of the following is least likely to be an effect of global warming? [SSC CGL Tier-I (CBE) 2016]
A. Increased frequency of hurricanes
B. Loss of fertile delta region as for agriculture
C. Decreased rate of photosynthesis in vegetation
D. Shrinking of the polar ice regions
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65. ____ is a multibranched polysaccharide of glucose that serves as a form of energy storage in animals and fungi. [SSC CHSL 2017]
A. Cellulose
B. Glycogen
C. Pectin
D. Chitin
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66. Growing agricultural crops between rows of planted trees is known as [SSC CGL Tier-I (CBE) 2016]
A. Social forestry
B. Jhum
C. Taungya system
D. Agro forestry
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67. Which of the following increases the rate of heart beat? [SSC CGL Tier-I (CBE) 2016]
A. Peripheral nerves
B. Sympathetic nerves
C. Parasympathetic nerves
D. Cranial nerves
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68. The deficiency of Niacin-a vitamin of B complex group causes the disease _____[SSC CGL Tier-I (CBE) 2016]
A. Marasmus
B. Pellagra
C. Rickets
D. Night blindness
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69.A pair of contrasting characters controlling the same trait is called[SSC CGL Tier-I (CBE) 2016]
A. factors
B. loci
C. allele
D. lineage
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70. Algal bloom results from_ [SSC CGL Tier-I (CBE) 2016]
A. Global warming
B. Salination
C. Eutrophication
D. Biomagnification
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