NEET Biology Neural Control and Coordination MCQs Set 16

Multiple Choice Questions (MCQs) for NEET Biology: Neural Control and Coordination

Review structured MCQ sets for NEET Biology Neural Control and Coordination. Built according to official NEET guidelines, these downloadable questions support daily revision and core concept reinforcement.

Practice Neural Control and Coordination MCQs for NEET Biology

Access the complete set of multiple-choice questions for Neural Control and Coordination below. This focused format allows students to isolate specific topics for thorough review and uninterrupted practice alongside official NEET textbooks.

Multiple Choice Questions

Question 1: In mammalian eye, the 'fovea' is the center of the visual field, where
(a) More rods than cones are found
(b) High density of cones occur, but has no rods
(c) The optic nerve leaves the eye
(d) Only rods are present
Show Answer & Explanation

Answer: (b) High density of cones occur, but has no rods

Explanation:
1. This option, High density of cones occur, but has no rods, is the correct choice, as it agrees with the standard NCERT account of this topic.

Question 2: Destruction of the anterior horn cells of the spinal cord would result in loss of
(a) Integrating impulses
(b) Sensory impulses
(c) Voluntary motor impulses
(d) Commissural impulses
Show Answer & Explanation

Answer: (c) Voluntary motor impulses

Explanation:
1. This option, Voluntary motor impulses, is the correct choice, as it agrees with the standard NCERT account of this topic.

Question 3: A gymnast is able to balance his body upside down even in the total darkness because of
(a) Organ of corti
(b) Cochlea
(c) Vestibular apparatus
(d) Tectorial membrane
Show Answer & Explanation

Answer: (c) Vestibular apparatus

Explanation:
1. Vestibular apparatus is concerned with the maintenance of body balance.
2. Both static as well as the dynamic balance are maintained by vestibular apparatus.

Question 4: Which of the following regions of the brain is incorrectly paired with its function?
(a) Cerebrum-calculation and contemplation
(b) Medulla oblongata-homeostatic control
(c) Cerebellum-language comprehension
(d) Corpus callosum-communication between the left and the right cerebral cortices
Show Answer & Explanation

Answer: (c) Cerebellum-language comprehension

Explanation:
1. The most important function of cerebellum seems to be coordinating locomotor actvity in the body.

Question 5: The purplish red pigment rhodopsin contained in the rods type of photoreceptor cells of the human eye, is a derivative of
(a) Vitamin A
(b) Vitamin B1
(c) Vitamin C
(d) Vitamin D
Show Answer & Explanation

Answer: (a) Vitamin A

Explanation:
1. This option, Vitamin A, is the correct choice, as it agrees with the standard NCERT account of this topic.

Question 6: When a neuron is in resting state i.e., not conducting any impulse, the axonal membrane is
(a) Comparatively more permeable to K+ ions and nearly impermeable to Na+ ions.
(b) Comparatively more permeable to Na+ ions and nearly impermeable to K+ ions
(c) Equally permeable to both Na+ and K+ ions
(d) Impermeable to both Na+ and K+ ions
Show Answer & Explanation

Answer: (a) Comparatively more permeable to K+ ions and nearly impermeable to Na+ ions.

Explanation:
1. When neuronal membrane is at resting state it is more permeable to K+ ions while nearly impermeable to Na+ ions making the inside of the neuronal membrane more –ve than outside (+ve) outside.
2. At resting state : Na+ gated channels are in resting state and K+ gated channels are closed.

Question 7: The nerve centres which control the body temperature and the urge for eating are contained in
(a) Thalamus
(b) Hypothalamus
(c) Pons
(d) Cerebellum
Show Answer & Explanation

Answer: (b) Hypothalamus

Explanation:
1. Hypothalamus controls the body temperature and urge for eating.

Question 8: Which part of human brain is concerned with the regulation of body temperature?
(a) Cerebellum
(b) Cerebrum
(c) Hypothalamus
(d) Medulla Oblongata
Show Answer & Explanation

Answer: (c) Hypothalamus

Explanation:
1. Hypothalamus :- (a) Regulation of body temperature (b) Hunger and thirst (c) Secretion of hormones e.g., oxytocin, ADH etc.

Question 9: Which one of the following pairs of structures distinguishes a nerve cell from other types of cell?
(a) Nucleus and mitochondria
(b) Perikaryon and dendrites
(c) Vacuoles and fibers
(d) Flagellum and medullary sheath
Show Answer & Explanation

Answer: (b) Perikaryon and dendrites

Explanation:
1. This option, Perikaryon and dendrites, is the correct choice, as it agrees with the standard NCERT account of this topic.

Question 10: During the transmission of nerve impulse through a nerve fibre, the potential on the inner side of the plasma membrane has which type of electric charge?
(a) First positive, then negative and again back to positive
(b) First negative, then positive and again back to negative
(c) First positive, then negative and continue to be negative
(d) First negative, then positive and continue to be positive.
Show Answer & Explanation

Answer: (b) First negative, then positive and again back to negative

Explanation:
1. During resting state the potential of the inner side of the axolemma is negative which during depolarisation turned +ve due to influx of Na+ ions and during repolarisation turns again –ve due to opening of K+ channels.

Question 11: Bowman’s glands are located in the
(a) Olfactory epithelium of our nose
(b) Proximal end of uriniferous tubules
(c) Anterior pituitary
(d) Female reproductive system of cockroach
Show Answer & Explanation

Answer: (a) Olfactory epithelium of our nose

Explanation:
1. This option, Olfactory epithelium of our nose, is the correct choice, as it agrees with the standard NCERT account of this topic.

Question 12: Which one of the following statements is correct?
(a) Neurons regulate endocrine activity, but not vice versa
(b) Endocrine glands regulate neural activity and nervous system regulates endocrine glands
(c) Neither hormones control neural activity nor the neurons control endocrine activity
(d) Endocrine glands regulate neural activity, but not vice versa
Show Answer & Explanation

Answer: (b) Endocrine glands regulate neural activity and nervous system regulates endocrine glands

Explanation:
1. This option, Endocrine glands regulate neural activity and nervous system regulates endocrine glands, is the correct choice, as it agrees with the standard NCERT account of this topic.

Question 13: In a man, abducens nerve is injured. Which one of the following functions will be affected?
(a) Movement of the eye ball
(b) Swallowing
(c) Movement of the tongue
(d) Movement of the neck
Show Answer & Explanation

Answer: (a) Movement of the eye ball

Explanation:
1. Abducens (VIth cranial) nerve innervates external rectus muscles of eye, rotation of eyeball.

Question 14: One of the examples of the action of the autonomous nervous system is
(a) Knee-jerk response
(b) Pupillary reflex
(c) Swallowing of food
(d) Peristalsis of the intestines
Show Answer & Explanation

Answer: (b) Pupillary reflex

Explanation:
1. This option, Pupillary reflex, is the correct choice, as it agrees with the standard NCERT account of this topic.

Question 15: Parkinson’s disease (characterized by tremors and progressive rigidity of limbs) is caused by degeneration of brain neurons that are involved in movement control and make use of neurotransmitter
(a) Acetylcholine
(b) Norepinephrine
(c) Dopamine
(d) GABA
Show Answer & Explanation

Answer: (c) Dopamine

Explanation:
1. Disease Cause Parkinson's disease - ↓ Dopamine Huntington's chorea - ↓ GABA Alziemer's disease - ↓ Acetylcholine.

Question 16: In the resting state of the neural membrane, diffusion due to concentration gradients, if allowed, would drive
(a) K+ into the cell
(b) K+ and Na+ out of the cell
(c) Na+ into the cell
(d) Na+ out of the cell
Show Answer & Explanation

Answer: (c) Na+ into the cell

Explanation:
1. In normal conditions the extracellular concentration of Na+ is high so if allowed at resting state the excess Na+ ions will travel inside down the concentration gradient.

Question 17: Alzheimer’s disease in humans is associated with the deficiency of
(a) Gamma aminobutyric acid (GABA)
(b) Dopamine
(c) Glutamic acid
(d) Acetylcholine
Show Answer & Explanation

Answer: (d) Acetylcholine

Explanation:
1. This option, Acetylcholine, is the correct choice, as it agrees with the standard NCERT account of this topic.

Question 18: Which cranial nerve has the highest number of branches?
(a) Vagus nerve
(b) Trigeminal
(c) Facial nerve
(d) None of these
Show Answer & Explanation

Answer: (a) Vagus nerve

Explanation:
1. Vagus nerve (Xth cranial nerve) has the highest number of branches, it supplies the neurons to organs like larynx, lungs, pharynx, heart, oesophagus, stomach, intestine, blood vessels of abdomen, liver, pancreas, colon.

Question 19: Injury to vagus nerve in humans is not likely to affect
(a) Tongue movements
(b) Gastrointestinal movements
(c) Pancreatic secretion
(d) Cardiac activity
Show Answer & Explanation

Answer: (a) Tongue movements

Explanation:
1. Vagus nerves (X), injury does not affect tongue movement because it does not innervate the tongue.

Question 20: The sympathetic nerves, in mammals, arise from
(a) Sacral nerves
(b) 3rd, 7th, 9th and 10th cranial nerves
(c) Thoracico-lumbar segments of spinal cord
(d) Cervical nerves
Show Answer & Explanation

Answer: (c) Thoracico-lumbar segments of spinal cord

Explanation:
1. Sympathetic neurons in mammals arise from thoracico lumbar segments of spinal cord (T1t0L3).

Question 21: Sympathetic nervous system induces
(a) Secretion of digestive juices
(b) Increase in heart beat rate
(c) Secretion of saliva
(d) All of these
Show Answer & Explanation

Answer: (b) Increase in heart beat rate

Explanation:
1. Secretion of saliva & digestive juices is by parasympathetic nervous system.

Question 22: Post–ganglionic fibre of sympathetic nervous system connected with sweat gland secrete
(a) Adrenaline
(b) Epinephrine
(c) Acetylcholine
(d) GABA
Show Answer & Explanation

Answer: (c) Acetylcholine

Explanation:
1. Post ganglionic fibre of sympathetic neurous system connected with sweat gland secrete acetylcholine.

Question 23: Which of following is not the action of sympathetic nervous system?
(a) Dilation of pupil
(b) Storage of bile in the gall bladder
(c) Constriction of peripheral arteries
(d) Contraction in the wall of urinary bladder
Show Answer & Explanation

Answer: (d) Contraction in the wall of urinary bladder

Explanation:
1. Contraction in the wall of urinary bladder is controlled by parasympathetic neuron.

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Practice MCQs for NEET Biology Neural Control and Coordination

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