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O Level Biology Practice Test 164

Heart: O Level Biology Test Questions PDF - 164

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Biology Tests Online: Heart: O Level Biology Quiz PDF Download - 164

MCQ: Left atrium moves to left ventricle, carrying

A) oxygenated blood
B) deoxygenated blood
C) oxyhemoglobin
D) carboxyhemoglobin

MCQ: When the brain is viewed from above in man, the visible part of brain is

A) medulla oblongata
B) Cerebral hemisphere
C) cerebellum
D) pituitary gland

MCQ: Rickets is caused due to the deficiency of

A) Vitamin B complex
B) Vitamin E
C) Vitamin K
D) Vitamin D

MCQ: In plants upon soaking, the testa

A) sheds itself
B) becomes swollen
C) becomes permeable for gaseous exchange
D) becomes hard

MCQ: Lives of organisms are greatly affected by

A) Producers
B) Consumers
C) Decomposers
D) consumers and decomposers

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