60.
Density, mortality rate, birth rate are factors
(a) Population (b) Dominance (c) Biotic co...
Biology, 29.05.2021 17:10 raikespeare5080
60.
Density, mortality rate, birth rate are factors
(a) Population (b) Dominance (c) Biotic community (d) Habitat
(e) Growth.
SECTION B ESSAY
Instruction: Answer any four questions. All questions carry equal mark.
1.
(a) What is Pollution?
(b) Name two pollutants each of air and water
(c) (i) State four effects of water pollution on organisms.
(ii) Mention four ways of preventing water pollution on an environment
(a) Define a cell
(b) State the cell theory
(C) In a tabular form, state four differences between colonial and filame
organism.
(a) List the constituents of the mammalian blood
(b) State one function of each constituent of the blood cell
(c) Name the main artery that transport blood to the
(a) Lungs
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+ .it​
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