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2311.Skin is the outer layer of our body. The thickness of skin is?
2312.When the moon and the sun are on same side of the earth, we see a ______?
2313.According to World Health Organization (WHO), the industrial limit of sound in the industries must be?
2314.The life cycle of the frog is?
2315.The average human heart beats about?
2316.During breathing, the clean, moist and warm air enters the wind pipe called?
2317.Which is the central control system of your body?
2318.Which statement is/are correct about particles in gases? Particles are widely spread out, Particles are not in regular pattern, Particles have large empty spaces between them, None of these
2319.The earth rotates on its axis. It completes one rotation in?
2320.The freezing point of water on a centigrade scale is?