IGCSE O Level Biology Practice Test 62

Physical Environment: Ecology MCQ (Multiple Choice Questions) PDF - 62

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Physical Environment: Ecology Questions and Answers PDF Download: Quiz 62

MCQ 306: Which is true in case of xerophytes

A) does not shed leaves in periods of drought

B) develop fleshy stems

C) have no mechanism to store water

D) rely solely on leaves for photosynthesis

MCQ 307: Dorsally behind the optic lobes is

A) midbrain

B) cerebellum

C) medulla oblongata

D) hypothalamus

MCQ 308: In hydrolysis, the larger molecules are broken down into smaller molecules by the addition of

A) amino acids

B) water

C) grape sugar

D) sucrose

MCQ 309: Animals living in sea water tend to loose water through

A) osmosis

B) active transport

C) gills

D) diffusion

MCQ 310: Germination of 10,000 years old seeds was observed in

A) Melon family

B) Arctic Tundra Lupine

C) Moth Mullein

D) Hesperidiums

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