Biology 1994 JAMB Past Questions

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The process by which a red blood cell placed in distilled water absorbs water until it burst and releases its contents into the surrounding is known as

A. osmosis
B. plasmolysis
C. turgidity
D. haemolysis

View Answer & Discuss (7) JAMB 1994

The most appropriate title for the set up is

A. quantitative measurement of respiration in plants and animals
B. measurement of respiratory rates in living organisms
C. comparison between photosynthesis and respiration
D. comparison of respiratory rates in plants and animals

View Answer & Discuss (3) JAMB 1994

The part labelled j is called

A. porosimeter
B. potometer
C. manometer
D. auxanometer

View Answer & Discuss (7) JAMB 1994

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A circulatory system that does not allow mixing of oxygenated and de-oxygenated blood in mammalian heart is referred to as

A. open
B. haemocoelic
C. single
D. closed

View Answer & Discuss JAMB 1994

Which of the following waste products in plants is excreted through the stomata and lenticels?

A. Carbondioxide
B. Alkaloids
C. Tannins
D. Anthocyanins

View Answer & Discuss (10) JAMB 1994

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