JAMB Biology questions

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

All topics Cell structure and organisation · 30 Cellular activities · 32 Co-ordination and control · 31 Ecology · 38 Evolution · 27 Excretion · 30 Growth · 27 Heredity and variation · 36 Nutrition · 34 Reproduction · 33 Respiration · 30 Support and movement · 28 Transport · 30 Variety of organisms · 32

Question 341· Respiration· JAMB
The respiratory quotient for the respiration of carbohydrates is
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Answer: C. 1.0
Explanation and discussion
Question 342· Respiration· JAMB
The Krebs cycle of aerobic respiration takes place in the
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Answer: D. mitochondria
Explanation and discussion
Question 343· Respiration· JAMB
Glycolysis, the first stage of respiration, takes place in the
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Answer: C. cytoplasm
Explanation and discussion
Question 344· Respiration· JAMB
Glycolysis takes place in the
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Answer: A. cytoplasm
Explanation and discussion
Question 345· Respiration· JAMB
During exhalation in humans, the
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Answer: B. external intercostal muscles relax and the ribs move down
Explanation and discussion
Question 346· Respiration· JAMB
The molecule that serves as the energy currency of the cell is
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Answer: C. ATP
Explanation and discussion
Question 347· 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 348· Respiration· JAMB
Anaerobic respiration in human muscles produces
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Answer: B. lactic acid
Explanation and discussion
Question 349· 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 350· Support and movement· JAMB
Red blood cells are made in the
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Answer: D. bone marrow
Explanation and discussion
Question 351· Support and movement· JAMB
Paramecium moves by means of
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Answer: B. cilia
Explanation and discussion
Question 352· Support and movement· JAMB
Red blood cells are produced in the
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Answer: D. red bone marrow
Explanation and discussion
Question 353· Support and movement· JAMB
Amoeba moves by means of
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Answer: B. pseudopodia
Explanation and discussion
Question 354· 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 355· Support and movement· JAMB
The first cervical vertebra, which supports the skull, is the
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Answer: A. atlas
Explanation and discussion
Question 356· Support and movement· JAMB
Synovial fluid serves to
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Answer: A. lubricate the joint
Explanation and discussion
Question 357· Support and movement· JAMB
The vertebra that allows the head to nod is the
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Answer: C. atlas
Explanation and discussion
Question 358· Support and movement· JAMB
The vertebrae with the largest centrum, which bear much of the body's weight, are the
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Answer: A. lumbar vertebrae
Explanation and discussion
Question 359· Support and movement· JAMB
Cartilage at the ends of bones in a joint
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Answer: D. reduces friction and absorbs shock
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Question 360· Support and movement· JAMB
Many bird bones are hollow in order to
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Answer: C. reduce body weight for flight
Explanation and discussion

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JAMB Biology questions

The respiratory quotient for the respiration of carbohydrates is

The Krebs cycle of aerobic respiration takes place in the

Glycolysis, the first stage of respiration, takes place in the

Glycolysis takes place in the

During exhalation in humans, the

The molecule that serves as the energy currency of the cell is

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

Anaerobic respiration in human muscles produces

The function of synovial fluid in a joint is to

Red blood cells are made in the

Paramecium moves by means of

Red blood cells are produced in the

Amoeba moves by means of

Sclerenchyma provides mechanical support in plants because its cells

The first cervical vertebra, which supports the skull, is the

Synovial fluid serves to

The vertebra that allows the head to nod is the

The vertebrae with the largest centrum, which bear much of the body's weight, are the

Cartilage at the ends of bones in a joint

Many bird bones are hollow in order to