Recent questions in Biology

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A group of students carried out a study of the population growth of flour weevils. They put16grams and 64 grams of maize flour into two equal boxes K and L respectively. They then introduced equal numbers of weevils into the boxes. The boxes were kept under similar environmental conditions. The weevils were counted at intervals and the results recorded in the table below.

asked Jul 28, 2021 in Biology Form 3 by anonymous

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State and explain three factors that affect enzymatic activities.

asked Jul 28, 2021 in Biology Form 1 by anony mous

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The equation bellows shows a chemical reaction that takes place in green plants under certain conditions

asked Jul 28, 2021 in Biology Form 1 by anonymous

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Describe what happens during the light stage of photosynthesis.

asked Jul 28, 2021 in Biology Form 1 by anony mous

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The table below shows the concentration of sodium and iodine ions in pond water and in the cell sap of water lettuce plant.

asked Jul 28, 2021 in Biology Form 1 by anonymous

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The diagram below represents human foetus in a uterus.

asked Jul 28, 2021 in Biology Form 3 by anonymous

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What is meant by the term oxygen debt?

asked Jul 28, 2021 in Biology Form 3 by anonymous

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What would be the fate of pyruvic acid if oxygen supply is availed in the mitochondria of an animal cell

asked Jul 28, 2021 in Biology Form 3 by anonymous

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Plant cell do not burst when immersed in distilled water. Explain.

asked Jul 28, 2021 in Biology Form 2 by anony mous

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Study the flow chart below of a process that takes place in both plants and animals.

asked Jul 28, 2021 in Biology Form 2 by anonymous

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State two functions of bile juice in the digestion of food.

asked Jul 28, 2021 in Biology Form 1 by anony mous

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Name one other cause of water pollution apart from oil spills.

asked Jul 28, 2021 in Biology Form 3 by anonymous

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How does oil spills lead to death of fish.

asked Jul 28, 2021 in Biology Form 3 by anonymous

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Distinguish between the term homodont and heterodont.

asked Jul 28, 2021 in Biology Form 1 by anony mous

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The diagram below represents a feeding relationship in an ecosystem.

asked Jul 28, 2021 in Biology Form 3 by anonymous

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The diagram below shows a cross section of a dicotyledonous plant. Use it to answer the questions that follow.

asked Jul 28, 2021 in Biology Form 1 by anony mous

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State three structural factors affection affecting the rate of transpiration in plants.

asked Jul 28, 2021 in Biology Form 2 by anony mous

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Name three significance of transpiration.

asked Jul 28, 2021 in Biology Form 2 by anony mous

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Name two processes that bring about the translocation of manufactured food.

asked Jul 28, 2021 in Biology Form 2 by anony mous

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State four ways in which xylem vessels are adapted to their functions.

asked Jul 28, 2021 in Biology Form 1 by anony mous

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