Biology - Mock Test 61

Question 601

Waste products of process of respiration are

A) oxygen + CO2 B) carbon dioxide & water C) food + oxygen D) none of them

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Question 602

Fall in rate of photosynthesis takes place when temperature rises above

A) 40°C B) 30°C C) 20°C D) 25°C

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Question 603

For most plants, rate of photosynthesis does not increase at

A) constant temperature B) lower temperature C) higher temperatures D) doesn't matter temperature

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Question 604

Greenhouses use effect of temperature rise, in order to increase rate of

A) transpiration B) respiration C) photosynthesis D) processing

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Question 605

Vascular bundle named xylem, takes water and minerals to the

A) leaves B) flower C) roots D) stem

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Question 606

Rate of photosynthesis is affected when temperature is too

A) hot B) mild C) cold D) hot or cold

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Question 607

Glucose and oxygen combine to form carbon dioxide and water plus

A) oxygen B) energy C) neon D) nitrous oxide

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Question 608

Process of photosynthesis increases when light gets

A) dim B) brighter C) off D) none of them

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Question 609

Tissues present in leaf, under upper epidermis and above lower epidermis are known as

A) mesophyll B) stoma C) stalk D) vein

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Question 610

Rate of photosynthesis decreases because enzymes are denatured at

A) lower temperature B) higher temperature C) zero temperature D) none of them

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