46. Nerves are made up of
(A) Neurons (B) Nephrons (C) Electrons (D) Phytons
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47. Niel Armstrong landed on the moon on
(A) 20th July 1969 (B) 21st July 1969 (C) 20th August 1969 (D) 21st August 1969
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48. The plant that produces new plants by cutting is
(A) Rose (B) Coconut (C) Carrot (D) Bryophyllum
Answer:
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49. Plants make their own food by the process of
(A) Photosynthesis (B) transpiration (C) Evaporation (D) Precipitation
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50. The upward force exerted by liquids on objects is called
(A) Gravitational Force (B) Frictional force (C) Buoyant Force (D) Centripetal Force
Answer:
Explanation: