Organisms living in an estuarine habitat are adapted to
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2012
Plants of temperate origin can be grown in tropical areas in the vegetation zones of the
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2012
The water cycle is maintained mainly by
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2012
The autonomic nervous system consists of neurons that control the
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2012
An indigenous method of renewing and maintaining soil fertility is by
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2012
The abiotic factors that control human population include
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2012
The carrying capacity of a habitat is reached when the population growth begins to
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2012
The most likely first colonizers of a bare rock are
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2012
Which of the following animals can exist solely on the water they get from food and metabolic reactions?
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2012
The correct base pairing for DNA is
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2012
When a colour-blind man marries a carrier woman. What is the probability of their offspring being colour blind?
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2012
A yellow maize is planted and all the fruits obtained are of yellow seeds. When they are croos-bred, yellow seeds and white seeds are obtained in a ratio 3:1 . The yellow seed is said to be
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2012
Which of the following is true in blood transfusion?
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2012
The diseases caused by water-borne pathogens include
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2012
From his study of Galapagos finches, Darwin derived his theory of evolution from
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2012
The use and disuse of body parts and the inheritance of acquired traits were used to explain
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2012
The significance of a very large number of termites involved in nuptial swarming is to
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2012
The basking of Agama lizards in the sun is to
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2012
The short thick break in birds is an adaptation for
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2012
Use the diagram above to answer this question.The developing embryo is usually contained in the part labelled