A freshwater plant such as water lily can solve the problem of buoyancy by the possession of?
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2021
The appendicular skeleton is composed of the pectoral girdle?
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2021
Which of the following is a measure for the control of bilharzia?
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2021
People who suck petrol with their mouths run the risk of increasing in their blood the concentration of
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2021
Which of the following is TRUE of the process of conjugation in Paramecium?
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The blood vessel which carries blood from the alimentary canal to the liver is the?
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Which of the following food substances will produce a brick-red colour when warmed with Benedict's solution?
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The villus in the small intestine is significant because it?
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Aged erythrocytes are destroyed in the?
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In the mammalian respiratory system. exchange of gases occurs in the?
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In demonstrating the importance of mineral elements in plants, the culture bottle must be darkened to?
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When the original king and queen of termites die, they are replaced by
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The initial volume of water poured into a bag of dry soil was 50ml and the amount that drained through was 35mI. The percentage water content of the fully soaked soil is therefore
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2021
Which of the following is NOT regarded as a pollutanton land or in the air?
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When a Spirogyra cell is immersed in a salt solution more concentrated than its cell sap,it?
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2021
Flatworms and roundworms are said to be invertebrates because?
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2021
Choose the sequence which represents the correct order of organisms in a food chain
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2021
Some of the features of an animal are scales,teeth, nares, and backbone. The animal is likely to be a?
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2021
Which of the statements below is not characteristic of wind-pollinated flowers?