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4741

(a) Complete the table below by naming five wildlife animals in West Africa and one body part each that makes them endangered because of the activities of humans.

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(b) State three effects each of the following factors on conservation of natural resources: (i) poor economy of a nation (ii) poaching 
(c) State four roles played by the Government in conservation of natural resources

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4742

(a) Complete the table below by naming the nutrient cycle that involves each of the given processes and give three other processes involved in the nutrient cycle.

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(b)(i) What is irritability?
(ii) Complete the table below by stating the type of response elicited by each of the given actions.

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(c) Name three animals each that exhibit: (i) territoriality (ii) seasonal migration (iii) display

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4743

Study  specimen A, B and C and answer questiions 1(a) to 1(c). (a)(i) Name the part of the body where specimens A, B and C would be found in a mammal. A: _________ B: _________ C: __________
(ii) State one function each of specimens A, B and C. A: ________ B: _________ C: _________
(b)(i) Make a drawing , 6cm to 8cm long of the anterior view of specimen C and label fully. (ii) State one function each of four of the parts labelled in 1(b)(i).
(c)(i) Mention the total number of each of specimens A, B and C in adult humans . A: _________ B: _________ C: _________ (ii) Name two other vertebrae in humans.

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4744

Beakers D, E, F and G contain seeds that have been sown for seven days. Carefully remove one seed/seedling from each of the beakers labelled D, E, F and place each on the corresponding white tile labelled D, E, F and G. Study them and answer questions 2(a) to 2(c). (a) Observe the soils and seed/seedling then record the observation and result on the table below.
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(b)(i) Name one condition for germination that was likely absent in the beakers labelled E, F and G
E: _________ F: _________ G: _________
(ii) Give two reasons for the result in beaker D.
(c) Make a drawing 8cm to 10cm long of one sees/seedling obtained from the beaker labelled D and label fully.

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4745

Study specimens L and M and answer questions 4(a) to 4(e). (a) Classify each of specimens L and M into its: (i) Phylum L: ________ M: _______(ii) Class L:_______ M:_______ (b)(i) State three observable features of members of the class of specimen L. (ii) Name three other classes of the phylum to which specimen L belongs. (c)(i) State two ways each by which specimens L and M are of economic importance. L: _______ M: ________ (ii) State five ways by which specimen L can be controlled. (d)(i) State five observable differences between specimens L and M.
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(ii) State four observable similarities between specimens L and M. (e) Name one habitat each of specimens L and M. L:_______ M:_______
 

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