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1990 WAEC Biology Practical  The graph below illustrates the changes in the body temperature of two animal A and B...

Biology
WAEC 1990

 The graph below illustrates the changes in the body temperature of two animal A and B at different environmental temperatures. Study the graph carefully and use it to answer questions (a) to (c) (a) From the graph  of the environmental to deductions on the effect of the environmental temperature on the body temperature of the animals indicated as (i) A (i) B (b) Suggest one way by which the animal indicated as B can maintain its body temperature or prevent its body from over-heating (c) Give one example each of an animal whose body temperature can be similarly affected by environmental temperatures cs (i) Animal A (ii) Animal B

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Explanation

(a) The body temperature of animal A is constant and does not depend on the environmental temperature. Animal A is homoithermic. The body temperature of animal B increases as the environment. (a) temperature increases. Animal B is poikilothermic (b) Animal B can hibernate or aestivate (c) ()) Man, birds, cat (iü) Snake, lizard toad,


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WAEC Past Questions, Objective & Theory, Study 100% offline, Download app now - 24709
WAEC May/June 2024 - Practice for Objective & Theory - From 1988 till date, download app now - 99995
WAEC offline past questions - with all answers and explanations in one app - Download for free
Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
WAEC offline past questions - with all answers and explanations in one app - Download for free
WAEC Past Questions, Objective & Theory, Study 100% offline, Download app now - 24709
WAEC May/June 2024 - Practice for Objective & Theory - From 1988 till date, download app now - 99995