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» Science Series 2026 - Biology Human 08
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» Science Series 2026 - Biology Human 08
Science Series 2026 - Biology Human 08
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Question 1: Which of the following is a correct match?
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Question 2: Muscles of the face help mainly in:
Urine storage
Facial expressions and speech
Bile secretion
Filtration of blood
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Question 3: Involuntary muscles are controlled by:
Only sensory nerves
Autonomic nervous system
Only bones
Only cerebrum
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Question 4: If the supply of oxygen to muscles becomes insufficient, muscles may switch to:
Anaerobic respiration
Pollination
Transpiration
Photosynthesis
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Question 5: The term 'muscle tone' refers to:
Complete relaxation always
Continuous slight contraction in resting muscles
Bone hardness
Blood clotting
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Question 6: Which of these muscles is NOT voluntary?
Muscles of arms
Muscles of fingers
Muscles in the intestine wall
Muscles of legs
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Question 7: During shivering, the body produces heat mainly due to:
Growth hormone release
Urine formation
Bile secretion
Rapid contractions of skeletal muscles
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Question 8: A student feels tired after holding a heavy bag. This happens because muscles need continuous:
Energy supply for contraction
Bone marrow formation
Bile production
Urine storage
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Question 9: The circular muscle in the eyelids helps in:
Breathing
Digestion
Blood filtration
Blinking
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Question 10: In human body, the muscle that helps push food down the oesophagus is:
Smooth muscle
Cardiac muscle
Voluntary jaw muscle
Bone muscle
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Question 11: Which activity mainly uses voluntary skeletal muscles?
Pupil reflex
Kicking a football
Beating of heart
Movement of food in intestine
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Question 12: The correct reason why muscles need blood supply is:
To receive oxygen and nutrients for energy
To receive bile salts
To receive urine
To receive bone minerals
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Question 13: The endocrine system is made up of glands that secrete:
Hormones
Bile
Urine
Digestive enzymes
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Question 14: Which gland is often called the 'master gland' because it controls other endocrine glands?
Pancreas
Adrenal gland
Thyroid gland
Pituitary gland
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Question 15: Growth hormone is secreted by the:
Pancreas
Thyroid gland
Adrenal gland
Pituitary gland
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Question 16: Deficiency of growth hormone in childhood can lead to:
Diabetes
Dwarfism
Gigantism
Goitre
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Question 17: Excess secretion of growth hormone in childhood can lead to:
Gigantism
Dwarfism
Anaemia
Goitre
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Question 18: Thyroxine is secreted by the:
Pituitary gland
Testes
Thyroid gland
Pancreas
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Question 19: Iodine is necessary for the production of:
Oestrogen
Thyroxine
Adrenaline
Insulin
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Question 20: A swollen neck due to enlarged thyroid gland is called:
Rickets
Asthma
Goitre
Scurvy
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