NAT I Medical Biology With Answers

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NAT I Medical Biology

Sr. # Questions Answers Choice
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3 Soil can be defined as The upper layer of earth's crust Lower lager of earth's crust Collection of natural resources All above
4 Use of water in Domestic : Industrial 10% : 90% 20% : 80% 30% : 70% 50% : 50%
5 In living organisms,water quantity is 70 → 90% 80 → 70% 60 → 70% 50 → 50%
6 Air is polluted due to industrialization and automobiles polluted air does not contain which one of them CO Hydrocarbons Oxides of N 8 sulpher CO<sub>2</sub>
7 Which one is not true about the presence of gases in air It consists of 79% N It consists of 20% O<sub>2</sub> It consists of 0.03% CO<sub>2</sub> It consists of 80% inert gases
8 For reuse of renewable resources there are Natural cycle Nutrient cycle Nitrogen cycle CO<sub>2</sub> cycle
9 Which one is not involved for upset of nutrient cycle Not enough food is produced Too much consumed Land is less Decayed nutrients are not returned to the ground
10 Metals,non metallic minerals and fossil fuels,(coil oil and Natural gas) are what type of resources Renewable Non renewable Both A and B None of these
11 Air,water,food,land,forests and wild life are Renewable resources None renewable resources Both A and B None of these
12 The direct or indirect source for food shelter, clothing,fuel for humans is Water Land Air Environment
13 In Pakistan temperate moist conditions are in Neelam valley and Shogran Swat and Kalam Murree All above
14 Terrestrial ecosystem is divided into main types Forest Tropical rain forest Temperate deciduous forest Coniferous alpine and boreal forests
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