Q. What is the main function of the digestive system?
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A.
To provide energy
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B.
To absorb nutrients
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C.
To circulate blood
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D.
To regulate temperature
Solution
The digestive system breaks down food into nutrients, which are then absorbed into the bloodstream for energy.
Correct Answer: B — To absorb nutrients
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Q. What is the primary function of the circulatory system in the human body?
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A.
To digest food
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B.
To transport nutrients and oxygen
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C.
To regulate body temperature
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D.
To produce hormones
Solution
The circulatory system is responsible for transporting nutrients, oxygen, and waste products throughout the body.
Correct Answer: B — To transport nutrients and oxygen
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Q. What is the role of the respiratory system?
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A.
To break down food
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B.
To exchange gases
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C.
To circulate blood
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D.
To protect against pathogens
Solution
The respiratory system is responsible for the exchange of gases, primarily oxygen and carbon dioxide, between the body and the environment.
Correct Answer: B — To exchange gases
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Q. Which organ is primarily responsible for filtering blood in the human body?
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A.
Liver
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B.
Heart
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C.
Kidneys
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D.
Lungs
Solution
The kidneys filter blood to remove waste and excess substances, producing urine.
Correct Answer: C — Kidneys
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Q. Which organ is responsible for the production of insulin?
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A.
Liver
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B.
Pancreas
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C.
Kidneys
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D.
Stomach
Solution
The pancreas produces insulin, which helps regulate blood sugar levels in the body.
Correct Answer: B — Pancreas
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Q. Which part of the brain is responsible for regulating heart rate and breathing?
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A.
Cerebrum
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B.
Cerebellum
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C.
Medulla oblongata
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D.
Thalamus
Solution
The medulla oblongata controls autonomic functions such as heart rate and breathing.
Correct Answer: C — Medulla oblongata
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Q. Which part of the brain is responsible for regulating heart rate?
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A.
Cerebrum
-
B.
Cerebellum
-
C.
Medulla oblongata
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D.
Thalamus
Solution
The medulla oblongata controls autonomic functions, including heart rate and breathing.
Correct Answer: C — Medulla oblongata
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Q. Which system is responsible for the body's response to stress?
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A.
Nervous system
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B.
Endocrine system
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C.
Immune system
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D.
Both A and B
Solution
Both the nervous and endocrine systems work together to manage the body's response to stress.
Correct Answer: D — Both A and B
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Q. Which system is responsible for the production of hormones in the body?
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A.
Nervous system
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B.
Endocrine system
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C.
Circulatory system
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D.
Muscular system
Solution
The endocrine system produces hormones that regulate various functions in the body, including growth, metabolism, and mood.
Correct Answer: B — Endocrine system
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Q. Which system is responsible for the production of hormones?
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A.
Nervous system
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B.
Endocrine system
-
C.
Circulatory system
-
D.
Muscular system
Solution
The endocrine system produces hormones that regulate various functions in the body.
Correct Answer: B — Endocrine system
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