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IGCSE O Level Biology Practice Test 21

Factors affecting enzymes Quiz Questions and Answers PDF - 21

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Factors affecting enzymes Quiz Answers PDF Download: Test 21

MCQ 101: Nature of rennin enzyme is slightly

A) acidic
B) alkaline
C) water based
D) mineral based

MCQ 102: No matter how favorable the environmental conditions are, the seeds do not germinate if the

A) settlement is not established
B) neighboring seeds do not germinate
C) seeds do not undergo a dormant or resting period
D) seeds are soaked in water

MCQ 103: Most of the animal fats are

A) saturated fats
B) unsaturated fats
C) monounsaturated fats
D) monosaturated fats

MCQ 104: Symptoms of kwashiorkor includes

A) cracked and scaly skin
B) loss of appetite
C) excess sweating
D) itching

MCQ 105: Leaves are not essential for the

A) intake of carbon dioxide
B) starch formation
C) process of photosynthesis
D) receiving sunlight

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