MODEL ACTIVITY TASK CLASS - VI ENVIRONMENT & SCIENCE 1. Choose the correct answer: 1.1 The product that can be obtained from the bark of cinchona is - (a) Resin (b) Quinine (c) Rubber (d) Gum. 1.2 The chemical compound that is used as a fertilizer is-(a) Salt (b) Malathion (c) Carbaryl(d) Urea. 1.3 The formula of carbon tetrachloride is -- (a) CCI (b) CCI, (c) CCI, (d) CCI, 2. Fill in the blanks: 2.1 Symbiotic relationship can be observed between sea anemone and fish. 2.2 When a larger chunk of a substance is broken down to smaller pieces, the total surface area of the smaller pieces becomes than that of the larger one. 2.3 The reason why plastic is used to coat the handle of kitchen utensils is that its thermal conductivity is than that of metals. Answer in one or two sentences: anufacturing
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MODEL ACTIVITY TASK CLASS - VI ENVIRONMENT & SCIENCE 1. Choose the correct answer: 1.1 The product that can be obtained from the bark of cinchona is - (a) Resin (b) Quinine (c) Rubber (d) Gum. 1.2 The chemical compound that is used as a fertilizer is-(a) Salt (b) Malathion (c) Carbaryl(d) Urea. 1.3 The formula of carbon tetrachloride is -- (a) CCI (b) CCI, (c) CCI, (d) CCI, 2. Fill in the blanks: 2.1 Symbiotic relationship can be observed between sea anemone and fish. 2.2 When a larger chunk of a substance is broken down to smaller pieces, the total surface area of the smaller pieces becomes than that of the larger one. 2.3 The reason why plastic is used to coat the handle of kitchen utensils is that its thermal conductivity is than that of metals. Answer in one or two sentences: anufacturing
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