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O Level Biology Tests

School Level Biology MCQ with Answers PDF Download

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Biology: School Level Biology MCQs PDF Download

MCQ: Air inhaled in addition to the tidal air is called

A) complemental air
B) residual air
C) supplemental air
D) saturated air

MCQ: Water-soluble vitamins are

A) stored in body
B) excreted by body
C) released by the body muscles
D) released by bone-marrow

MCQ: Which is not true for vitamins

A) do not provide energy
B) are inorganic in nature
C) can not be hydrolyzed
D) need special enzymes to be digested

MCQ: Chyme in context of digestion process is

A) small, slippery masses of food
B) partly digested liquefied food
C) fats mixed with lymph to form a milky fluid
D) undigested carbohydrates

MCQ: Leaf base is also referred to as

A) lamina
B) leaf blade
C) petiole
D) none of others

Practice Tests: O Level Biology Exam Prep

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