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These are Biology Past Questions. 40 questions will be picked at random from the question bank.

You have 30 minutes to answer all the questions.

You can use the NEXT button to move to the next question, use the PREV button to move to the previous question, the CLEAR button to clear any answer of your choice and you have the FINISH button to end the exam if you choose to.

Any question not answered before the end of the exam time, will be marked as wrong and the exam will end by itself. so try to attempt all questions on time.


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1 / 40

A man suffering from obesity must avoid meals containing

2 / 40

The first step in carrying out ecological studies in a terrestrial habitat as

3 / 40

Which of the following inherited conditions usually shows incomplete dominance?

4 / 40

Which of the following pH values is the best for the action of the emzymes – renin and pepsin in the stomach?

5 / 40

Which of these diseases cannot be spread by an insect?

6 / 40

Finger prints are useful in crime detection because

7 / 40

Which of the following statements about the development of the foetus is not correct?

8 / 40

Which of the following statements about ecosystems is false?

9 / 40

The colour that is associated with a positive iodine test is

10 / 40

Which of the following substances is not a conservable natural resource?

11 / 40

The importance of the concentration of chloroplast in the palisade layer of the leaf is for maximum exposure to

12 / 40

Which of the following statements is correct about organs?

13 / 40

The accepted concepts for theory of Natural selection does not include

14 / 40

An organisms which maintains a constant temperature irrespective of environment temperature fluctuation is

15 / 40

The axial skeleton is composed of the

16 / 40

The order of prmary succession by plants in a very dry habitat is

17 / 40

Which of the following instruments is used to measure wind speed?

18 / 40

The mode of nutrition common to green plants is

19 / 40

The transfer of ripe pollen grains from another to the stigma of the same flower is termed

20 / 40

The following practice can contribute towards the conservation of natural resources except

21 / 40

Population growth rate may be defined as the

22 / 40

The order of evolutionary trend in plants is

23 / 40

Which of the following organisms are the producers in an aquatic habitat?

24 / 40

Which of the following processes is not an example of a reflex action?

25 / 40

The persistent presence of glucose in a person’s urine indicates malfunctioning of the

26 / 40

A group of closely related organism capable of interbreeding to produce fertile offspring are known as members of

27 / 40

Which of the following processes does not contribute towards growth?

28 / 40

Which of the following organisms has kidney as their excretory organ?

29 / 40

Which of the following organisms feeds both autotrophically and heterotrophically?

30 / 40

The ear pinna is strengthened by

31 / 40

Two organelles directly involved in mitotic cell division are

32 / 40

The sudden change in a gene structure or chromosome number in an organism likely to cause known as

33 / 40

Which of the following enzymes is not one of the main classes of enzymes

34 / 40

The following life processes are common to both plants and animals except

35 / 40

Which of the following substances has the highest amount of energy in joules per unit weight?

36 / 40

What does the chemical composition of the genetic material of all living organisms consist of?

37 / 40

The effects of environmental degradation caused by human activities can be controlled by the following measures except

38 / 40

Which of the following statements best describe pollination? The transfer of pollen grain from

39 / 40

Territoriality is a phenomenon among

40 / 40

Which of the following organisms is a primary consumer

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