mcq of life processes class 10
Synthesis of new molecules in the cell requires the following energy
1. Mechanical
2. Electrical
3. ATP
4. Heat
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Photophosphorylation occurs in
1. Mitochondria
2. Cytoplasm
3. Chloroplast
4. Nucleus
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Oxidative phosphorylation occurs in
1. Chloroplast
2. Mitochondria
3. Cytoplasm
4. Nucleus
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The energy utilised in photosynthesis is obtained from
1. Sunlight
2. Oxidation of glucose
3. Breakdown of proteins
4. Breakdown of glucose
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The energy released in respiration is obtained from
1. Synthesis of carbohydrates
2. Cellular functions
3. Oxidation of glucose
4. Synthesis of proteins
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In cockroach, the tracheal system opens to out side through :
1. anus
2. mouth
3. dorsal pores
4. stigmata
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Tracheae are found in :
1. megascolex
2. bony fish
3. salamander
4. butterfly
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Amphibious animal
1. leech
2. earthworm
3. frog
4. cockroach
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Coelomic fluid in earthworm comes out through :
1. mouth
2. dorsal pores
3. pulmonary vein
4. anus
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Skin has no respiratory role in :
1. earthworm
2. lizard
3. frog
4. salamander
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