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(a) Tropisms or Geotropism.
(b) Gravity causes a greater concentration of auxins to diffuse and accumulate on the lower side of roots ; High auxin
concentration on lower part of root inhibit growth on lower part of roots while low concentration of auxins on the upper side promotes faster growth ; hence the root bends downwards ;
sharon kalunda answered the question on May 24, 2019 at 09:55
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Name two sex-linked characteristics in human determined by genes located on Y- chromosome.
Date posted: May 24, 2019. Answers (1)
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(a) Name the type of growth pattern shown on the graph.
(b) Identify the process represented...(Solved)
The graph below represents the growth in a certain phylum.
(a) Name the type of growth pattern shown on the graph.
(b) Identify the process represented by X.
(c) Name the hormone responsible for the process in (b) above.
Date posted: May 24, 2019. Answers (1)
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Date posted: May 24, 2019. Answers (1)
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Date posted: May 24, 2019. Answers (1)
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State two adaptation of herbivorous which enable them to digest cellulose?
Date posted: May 24, 2019. Answers (1)
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(a) Name the muscles labelled A and B.
(b) What happens to each muscle as the arm...(Solved)
Study the diagram below and answer the following questions.
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(c) Name the type of joint present in part labelled X.
Date posted: May 24, 2019. Answers (1)
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(i) The presence of cartilage in trachea and bronchi.
(ii) Alveoli, gill filaments and tracheoles being...(Solved)
State the importance of the following features in gaseous exchange;
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Date posted: May 24, 2019. Answers (1)
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Date posted: May 24, 2019. Answers (1)
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Date posted: May 24, 2019. Answers (1)
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(a) Name the parts labelled A and B.
(b) Name the...(Solved)
The diagram below shows a part of nephron. Study it and answer the questions that follow.
(a) Name the parts labelled A and B.
(b) Name the process by which the fluid found in D is formed.
Date posted: May 24, 2019. Answers (1)
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(a) Identify the habitats of the plant from which leaf...(Solved)
The table provided below shows stomata distribution on leaves A and B and their surface area.
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(b) Give a reason for your answer in (a) above.
Date posted: May 24, 2019. Answers (1)
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Date posted: May 24, 2019. Answers (1)
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Date posted: May 24, 2019. Answers (1)
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(a) Name the term used for this arrangement.
(b) Explain...(Solved)
The diagram below illustrate the flow of blood and water within the respiratory surface in fish.
(a) Name the term used for this arrangement.
(b) Explain the significance of the arrangement.
Date posted: May 24, 2019. Answers (1)
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Date posted: May 24, 2019. Answers (1)
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(ii) Give the reason the...(Solved)
The diagram below shows an experiment on germination peas.
a) (i) What changes are observable at the end of the experiment?
(ii) Give the reason the observation in a(i) above.
(b) If water had been used instead of caustic potash in the experiments, what would be observed?
Date posted: May 24, 2019. Answers (1)
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State one use for each of the following apparatus in the study of living organisms.
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Date posted: May 24, 2019. Answers (1)
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Date posted: May 24, 2019. Answers (1)
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Date posted: May 24, 2019. Answers (1)