CBSE Class 11 Biology Neural Control And Coordination Enrichment Worksheet Set 03

Neural Control And Coordination Enrichment MCQ Questions with Answers Class 11 Biology

Question- The stereocilia of hair cells of organ of Corti are covered with a thick elastic membrane called 

(a) Reissner’s membrane

(b) basilar membrane

(c) tympanic membrane

(d) tectorial membrane

Answer-(d)

Question- Pons connects

(a) brain with spinal cord

(b) cerebrum with cerebellum

(c) two-lobes of cerebellum

(d) two cerebral hemispheres

Answer-(c)

Question- Sodium – Postassium pump across membrane, actively transports

(a) 2 Na ions outwards and 3 K ions into the cell.

(b) 3 Na ions outwards and 2 K ions into the cell.

(c) 2 K ions outwards and 3 Na ions into the cell.

(d) 3 K ions outwards and 2 Na ions into the cell.

Answer-(b)

Question-  Bony labyrinth of ear contains a fluid known as

(a) endolymph

(b) perilymph

(c) aqueous humour

(d) synovial fluid

Answer-(b)

Question- During conduction of nerve impulse

(a) Na+ moves into axoplasm

(b) Na+ moves out of axoplasm

(c) K+ moves into axoplasm

(d) Ca++ moves into axoplasm

Answer-(a)

Question- Part of brain responsible for hearing is

(a) cerebellum

(b) cerebrum

(c) medulla

(d) hypothalamus

Answer-(b)

Question- The sense of equilibrium is determined by

(a) basilar membrane of cochlea.

(b) tectorial membrane of cochlea.

(c) sensory crista of ampulla.

(d) sensory cells of organ of corti.

Answer-(c)

Question- Part of mammalian brain controlling muscular coordination is

(a) cerebrum

(b) corpus callosum

(c) medulla oblongata

(d) cerebellum

Answer-(d)

Question- Corpus callosum connects

(a) two cerebral hemispheres

(b) two ventricles of brain

(c) two cerebellar hemispheres

(d) two optic thalamus

Answer-(a)

Question- Macula of labyrinth is bathed in.

(a) aqueous humour

(b) vitreous humour

(c) perilymph

(d) endolymph

Answer-(d)

Question- Pons varolii in human brain lies

(a) anterior to optic chiasma

(b) posterior to medulla oblongata

(c) ventral to cerebellum

(d) dorsal to diencephalon

Answer-(c)

Question- Receptor cells for balance in human ear are located in

(a) utricle, saccule and semicircular canal

(b) malleus, incus and stapes

(c) organ of corti

(d) Eustachian tube

Answer-(a)

Question- Which of the following group of functions was regulated by part of hindbrain?

(a) Sexual behaviour, body temperature, drinking.

(b) Gastric secretion, cardiovascular reflexes, respiration.

(c) Memory and communication, cardiovascular reflexes, respiration.

(d) Gastric secretion, body temperature, Memory and communication.

Answer-(b)

Question- A bipolar neuron has

(a) 2 dendrites and 1 axon

(b) 2 axons and 1 dendrite

(c) 1 dendrite and 1 axon

(d) 2 axons and 2 dendrites

Answer-(c)

Question- Which is not a reflex action?

(a) Swallowing of food

(b) Shivering in cold

(c) Salivation at choicest food

(d) Closure of eyelid by flashing light

Answer-(b)

Question- Twilight vision is also called

(a) scotopic vision and is the function of rods.

(b) scotopic vision and is the function of cones.

(c) photopic vision and is the function of rods.

(d) photopic vision and is the function of cones.

Answer-(a)

Question- In the axons, the nerve impulse travels.

(a) towards the cell body.

(b) away from the cell body.

(c) away from synapse.

(d) in both direction

Answer-(b)

Question- Which of the following is a thin middle layer of cranial meninges?

(a) Duramater

(b) Arachnoid

(c) Piamater

(d) Optic nerve

Answer-(b)

Question- Which of the following cell in the central nervous system functionally equivalent to a Schwann cell?

(a) astrocyte

(b) neuron

(c) oligodendrocyte

(d) microglial cell

Answer-(c)

More Question

Q1. What are the structural & functional units of neural system of animals?

Q2. Name the type of neural system found in: - Sponges, Hydra, earthworm, insects & Vertebrates.

Q3. Classify the neural system in form of flow chart.

Q4. Draw labeled diagram of neuron.

Q5. What are neurotransmitters & synaptic knob?

Q6. Classify the neurons on basis of number of axons & dendrites.

Q7. Give differences between myclinated and non myclinated fibers.

Q8. Describe the generation and conduction of nerve impulse.

Q9. Draw a labeled diagram showing axon terminal and synapse.

Q10. Give difference between electrical and chemical synapse.

Q11(a) Name 3 meninges of human brain. (b)Draw labeled diagram of human brain.

Q12(a) What are parts of forebrain? (b)What is corpus callosum? (c) What is association area in cerebrum?

      (d) Give functions of hypothalamus & thalamus.

Q13. What are the functions of hind brain?

Q14(a) Define reflex action. (b)Draw reflex action (showing knee jerk reflex)

Q15. Draw labeled diagram of human eye.

Q16. Explain the terms sclera, cornea, choroids, ciliary body, iris, lens & pupil.

Q17. Describe structure of retina of eye.

Q18. What is blind spot & fovea in the eye?

Q19. Which are two chambers of human eye?

Q20 (a) Draw labeled diagram of human ear. (b) How is pressure maintained on either side of tympanic
membrane?

Q21. What is the role of organ of corti in ear?

Q22. How is balance & posture of human body maintained?