2011
Use the information on capture-recapture method to calculate the total number of organisms in a habitat.First capture = 20Second capture = 120Number of organisms with mark in second capture = 40The total number of organi…
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2011 WAEC SSCE Biology Past Questions
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2011
The following are abiotic components of an ecosystem except
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2011
Which of the following structures produces the greatest variety of digestive enzymes?
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2011
The following organisms are producers except
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2011
A sample of wet garden soil of known weigh was heated to constant weight. The loss of weight is due to loss of
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2011
The falling off of leaves of deciduous trees is helpful to the plant because it
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2011
A xerophyte conserves water by possession of the following features except
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2011
The rate of decomposition of organisms is faster in the tropical rain forest than in other biomes because
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2011
Which of the following substances when lost from the body of a mammal will not be returned to the ecosystem?
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2011
Which of the following practices improves crop yield in a clayey soil? Addition of
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2011
Leguminous crops are incorporated into crop rotation in order to
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2011
Vaccination results in
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2011
Which of the following methods does not make water fit for drinking?
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2011
Assuming that a period of stable population size is followed by a period when natality increases by ten (1O) per cent and immigration increases by twenty (20) percent of population size. The population size will
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2011
Which of the following statements best describes protein synthesis?
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2011
Differences in characteristics observed between individuals of the same species is known as
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2011
Acquired characters are
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2011
Which of the following statements is not true about continuous variation? It
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2011
Which of the following activities promotes forest conservation?
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2011
Natural selection is a consequence of
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