JAMB Biology · Section 2

Structural, Functional and Behavioural Adaptations of Organisms

A: Variety of Organisms

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Syllabus content and objectives

Official JAMB Biology outline · A: Variety of Organisms

Content

Adaptive colouration and its functions; behavioural adaptations in social animals; structural adaptations in organisms.

Objective

Describe how structures, functions and behaviours adapt organisms to their environments and ways of life; categorize countershading in fish, toads and snakes, and warning colouration in mushrooms; differentiate castes in social insects such as termites and explain their colony functions; explain basking in lizards, territorial behaviour and responses to unfavourable conditions, including hibernation and aestivation.

Content

Adaptations for obtaining food, including bird beaks and legs and insect mouthparts, especially those of mosquitoes, butterflies and moths; protection and defence, including stick insects, praying mantises and toads; securing mates, including colouration of male and female Agama lizards and feather displays in birds; regulation of body temperature through skin, feathers and hairs; water conservation, including spines in plants and scales in mammals.

Objective

Explain adaptations for feeding, protection, defence, securing mates, temperature regulation and water conservation; relate each adaptation to the organism's environment and way of life.

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