(c) spiral
(d) comatic
Ans: (a)
22. Who was the inventor of bacteria?
(a) Leeuwenhock
(b) Robert Hooke
(c) Robert Koach
(d) Louis Pasteur
Ans: (a)
23. Human body"s main organ of balance is located in [CDS 2010]
(a) inner part of ear
(b) top part of vertebral column
(c) front part of brain
(d) middle
Ans: (b)
24. The bacteria which is found to be in the human intestine is :
(a) corinobactireum
(b) ashrrishia colie
(c) bibreo coleri
(d) Basils anthresis
Ans: (b)
25. The food poisoning is caused by :
(a) clostrideam titeni
(b) clostrideam boutulium
(c) salmonela toyphosis
(d) Baslils anthresis
Ans: (b)
26. Plants which grow on saline soils are [BPSC (Pre) 2011]
(a) xerophytes
(b) hydrophytes
(c) halophytes
(d) succulents
Ans: (d)
27. A deficiency of which one of the following minerals is most likely to lead to an immunodeficiency? [CDS 2010]
(a) Calcium
(b) Zinc
(c) Lead
(d) Copper
Ans: (d)
28. Which among the following is the correct increasing order of pH found in human body? [CDS 2010]
(a) Gastric juice, saliva, blood
(b) Blood, saliva, gastric juice
(c) Saliva, blood, gastric juice
(d) Gastric Juice, blood, saliva
Ans: (a)
29. Mosquito can be a vector for following diseases except [CDS 2010]
(a) Yellow fever
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