JAMB and WAEC Biology questions

791 questions with answers and explanations. Tap an option to check yourself.

All topics Cell structure and organisation · 56 Cellular activities · 56 Co-ordination and control · 58 Ecology · 71 Evolution · 45 Excretion · 52 Growth · 45 Heredity and variation · 60 Nutrition · 64 Reproduction · 62 Respiration · 55 Support and movement · 50 Transport · 57 Variety of organisms · 60

Question 621· Respiration· WAEC
Lime water in a flask with germinating beans turns milky. This shows that the beans give out
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Answer: D. carbon(IV) oxide
Explanation and discussion
Question 622· Respiration· WAEC
In man, breathing in is brought about by the
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Answer: C. contraction of the diaphragm and external intercostal muscles
Explanation and discussion
Question 623· Respiration· JAMB
The rate of breathing in humans is controlled mainly by the level of
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Answer: D. carbon(IV) oxide in the blood
Explanation and discussion
Question 624· Respiration· JAMB
Anaerobic respiration in human muscles produces
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Answer: B. lactic acid
Explanation and discussion
Question 625· Support and movement· WAEC
The atlas vertebra supports the
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Answer: A. skull
Explanation and discussion
Question 626· Support and movement· WAEC
The muscle that bends the arm at the elbow is the
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Answer: D. biceps
Explanation and discussion
Question 627· Support and movement· WAEC
The type of skeleton found in an earthworm is
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Answer: C. a hydrostatic skeleton
Explanation and discussion
Question 628· Support and movement· JAMB
The function of synovial fluid in a joint is to
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Answer: A. lubricate the joint
Explanation and discussion
Question 629· Support and movement· WAEC
Which part of the skeleton protects the brain?
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Answer: A. the cranium
Explanation and discussion
Question 630· Support and movement· JAMB
Red blood cells are made in the
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Answer: D. bone marrow
Explanation and discussion
Question 631· Support and movement· JAMB
Paramecium moves by means of
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Answer: B. cilia
Explanation and discussion
Question 632· Support and movement· WAEC
The knee joint is an example of a
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Answer: B. hinge joint
Explanation and discussion
Question 633· Support and movement· WAEC
Muscles that work in opposite directions, like biceps and triceps, are called
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Answer: D. antagonistic muscles
Explanation and discussion
Question 634· Support and movement· JAMB
Red blood cells are produced in the
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Answer: D. red bone marrow
Explanation and discussion
Question 635· Support and movement· JAMB
Amoeba moves by means of
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Answer: B. pseudopodia
Explanation and discussion
Question 636· Support and movement· JAMB
Sclerenchyma provides mechanical support in plants because its cells
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Answer: D. have thick walls strengthened with lignin
Explanation and discussion
Question 637· Support and movement· WAEC
Support in herbaceous plants is provided mainly by
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Answer: B. turgid cells and collenchyma
Explanation and discussion
Question 638· Support and movement· WAEC
Ligaments are
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Answer: A. tough bands that join bone to bone at joints
Explanation and discussion
Question 639· Support and movement· WAEC
When the biceps muscle contracts, the arm
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Answer: B. bends at the elbow
Explanation and discussion
Question 640· Support and movement· WAEC
The tissue that joins one bone to another at a joint is a
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Answer: A. ligament
Explanation and discussion

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JAMB and WAEC Biology questions

Lime water in a flask with germinating beans turns milky. This shows that the beans give out

In man, breathing in is brought about by the

The rate of breathing in humans is controlled mainly by the level of

Anaerobic respiration in human muscles produces

The atlas vertebra supports the

The muscle that bends the arm at the elbow is the

The type of skeleton found in an earthworm is

The function of synovial fluid in a joint is to

Which part of the skeleton protects the brain?

Red blood cells are made in the

Paramecium moves by means of

The knee joint is an example of a

Muscles that work in opposite directions, like biceps and triceps, are called

Red blood cells are produced in the

Amoeba moves by means of

Sclerenchyma provides mechanical support in plants because its cells

Support in herbaceous plants is provided mainly by

Ligaments are

When the biceps muscle contracts, the arm

The tissue that joins one bone to another at a joint is a