IGCSE O Level Biology Practice Test 221

Heart: O Level Biology Quiz Questions and Answers PDF - 221

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Heart: O Level Biology Questions and Answers PDF Download: Quiz 221

MCQ 1101: Pericardial fluid is found in

A) cardiovascular system

B) between the two ventricles

C) between the two atriums

D) between the two layers of pericardium

MCQ 1102: Enzyme activity can also be charted through the

A) rate of digestion

B) rate of reaction

C) level of pH

D) number of active sites

MCQ 1103: An average daily intake of fats shall be

A) 0.1

B) 0.15

C) 0.25

D) 0.6

MCQ 1104: Leukemia can be cured through

A) periwinkle plant

B) pyrethrum

C) chrysanthemum

D) herbicides

MCQ 1105: In order to respond to a stimulus, effector neuron carries impulse to effector, which transmits it to

A) sieve tubes

B) fissures

C) grooves

D) motor end plates

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