Coordination in Animals GCE Revision Questions Biology o level

Coordination in Animals GCE Revision Questions Biology

1.  (a) What is-

• a stimulus and
• a reflex action.

(b) With the aid of an illustrated diagram, describe how the body respond when the hand touches a hot object.

2. Describe the main parts of the brain of a mammal and state the functions

3. (a) Draw and label a horizontal or longitudinal section of the eye of a mammal.

(b) How do the structures of the eye enable an object to be seen?

4. (a) Draw a large and clearly labelled diagram to show the main structures of the ear.

(b) Describe how the mammalian ear functions to 

• Perceive sound waves
• Maintain body balance

5.  Draw a labelled diagram to show the structure of the skin of a mammal.

(b)  How does the skin function in

• Production
• Excretion
• Secretion

6. (a) Briefly describe some of the ways by which structures in the skin of mammals control extremes of temperature.

(b) Describe some of the important effects of temperature to plants only

7. (a) What is a hormone?

(b) Name four hormones in mammals concerned with growth and describe their action and effect of their deficiencies.

(c) 

• Tabulate five differences between nervous system and the hormonal system.
• Briefly explain the role(s) of hormones in digestion.

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Revision questions biology ordinary level for Students.

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Use of Biology revision questions. 

Above questions are revision questions for "Coordination in Animals" for ordinary level (o level). 

Candidates can use the above questions to prepare for the Cameroon General certificate of examination board GCE 

The questions are not only for Cameroonians preparing for the gce but they are revision questions for all students world wide preparing for the GCE or any other Examination.