In the following experiments wash the test tube and the measuring cylinder before each use. You are provided with Solution A (a) Place three drops of solution A on a white tile and add one drop of iodine solution. Record…
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1988
Diagram 1 is a drawing showing the alimentary canal of a mammal. Study the diagram carefully(a) Name the structure labelled A to J(b) What are the functions of the parts labelled A, C and H?(c) Name the parts labelled A…
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1988
(a) identify specimens A and B (b) (i) Name the group or class of animals to which each specimen belongs (ii) State the location of specimen B in the organism (c) State two characteristic features common to specimens A a…
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1988
State two adaptations necessary for aquatic organisms
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1988
Study the diagram below (a) (i) ldentify the organism illustrated in the diagram (i) Give two reasons for your answer(b) (i) Name the parts labelled A to D (ii) State the function of one of the labelled parts
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1988
State two ways in which agricultural practices can affect an ecological system.
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1988
List three methods of birth control.
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1988
Give one example each of (a) protective colouration (b) structural adaptation in animals for temperature regulation 4.
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1988
The diagram below represents the transverse section of a fruit (a) State the kind of placentation found in the fruit (b) Name one fruit that has this kind of placentation
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1988
(a) Name the parts labelled A, B, C and D(b) What is the significance of the relative size of B and C?(c) Name the structures in: (i) Amoeba (ii) earthworm. Which are equivalent in function to the structure illustrated i…
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1988
The set-up in diagrams I and II illustrate breathing mechanisms in mammals(a) Name the structures in mammals that are equivalent in function to the parts labelled (i) glass tube (ii) bell jar (iii) balloons (iv) rubber s…
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1988
(a) What is conservation of natural resources?(b) List various natural resources that need to be conserved. State briefly the benefits of conservation in each case.(c) List the problems often encountered in ensuring cons…
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1988
(a) (i) Define the term population. (ii) List two biotic and abiotic factors each that affect population growth.(b) What are the effects of food shortage on a population?(c) Describe two methods each for:
(i) improving c…
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1988
(a) State four modes of nutrition in plants.(b) Outline the process involved in the light and dark reactions of photosynthesis.(c) Describe briefly the modifications and the mechanisms associated with the following feedi…
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1988
(a)(i) Make a labelled drawing of a typical plant cell to show its essential features.(ii) Give the functions of two labelled organelles(b) Describe briefly two levels of cell organization in living organisms giving an e…
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1988
The ability of organisms to maintain a constant internal environment is known as
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1988
This stage of mitosis is characterized by the
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1988
The thoracic cavity is separated from the abdominal cavity by a sheet of muscle called
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1988
Which of the following blood components has the greatest affinity for oxygen and carbondioxide?