life processes class 10 mcq

Which of the following is the most important life process : 1. transport 2. excretion 3. photosynthesis 4. nutrition

The process in which energy stored in carbohydrates released is known as : 1. photosynthesis 2. respiration 3. reproduction 4. excretion

Autotrophic organisms 1. Depend on other organisms for food 2. Hunt for the food 3. Synthesize their own food 4. Can not synthesize their food

Photosynthetic activity in green plants has to be tested : 1. early in the morning 2. after keeping the plant in dark for 5-6 hours 3. after exposing the plant to light for 2-3 hours 4. in a day any time

Iodine can be used to test the presence of : 1. glucose 2. light 3. starch 4. carbon dioxide

Which of the following is released during photosynthesis? 1. oxygen 2. carbon dioxide 3. light 4. energy

In cockroach, the muscles that help in sending the blood into heart : 1. tracheal 2. cardiac 3. alary 4. bronchial

The ventral blood vessel in earthworm is : 1. above alimentary canal 2. above the heart 3. below the lungs 4. below the alimentary canal

The blood vessel that distributes blood in earth worm is : 1. gills 2. dorsal blood vessel 3. ventral blood vessel 4. lungs

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life processes class 10 mcq

In electromagnetic radiation, which of the following has greater wave length than visible light? 1. ultraviolet rays 2. infra red rays 3. cosmic rays 4. x-rays

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Which of the following is the most important life process : 1. transport 2. excretion 3. photosynthesis 4. nutrition

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The process in which energy stored in carbohydrates released is known as : 1. photosynthesis 2. respiration 3. reproduction 4. excretion

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Autotrophic organisms 1. Depend on other organisms for food 2. Hunt for the food 3. Synthesize their own food 4. Can not synthesize their food

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Photosynthetic activity in green plants has to be tested : 1. early in the morning 2. after keeping the plant in dark for 5-6 hours 3. after exposing the plant to light for 2-3 hours 4. in a day any time

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Iodine can be used to test the presence of : 1. glucose 2. light 3. starch 4. carbon dioxide

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Which of the following is released during photosynthesis? 1. oxygen 2. carbon dioxide 3. light 4. energy

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In cockroach, the muscles that help in sending the blood into heart : 1. tracheal 2. cardiac 3. alary 4. bronchial

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The ventral blood vessel in earthworm is : 1. above alimentary canal 2. above the heart 3. below the lungs 4. below the alimentary canal

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The blood vessel that distributes blood in earth worm is : 1. gills 2. dorsal blood vessel 3. ventral blood vessel 4. lungs

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