MCQ Questions For Class 11 Biology Chapter 21 Neural Control And Coordination With Answer PDF

MCQ questions for class 11 biology chapter 21 : MCQs Questions for Class 11 Biology chapter 21 Neural Control and Coordination with Answers PDF Free Download prepared here according to the latest CBSE RBSE ans other State Board syllabus and NCERT curriculum. Students can practice CBSE Class 11 Biology MCQs Multiple Choice Questions for all Chapter.

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MCQs questions for class 11 biology chapter 21 PDF Download

MCQs questions for class 11 biology chapter 21 NEET Neural Control and Coordination with Answer Free PDF | NEET MCQ

Q1. 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 change?

(a) First positive, then negative and continue to be positive
(b) First negative, then positive and continue to be positive.
(c) First positive, then negative and again back to positive
(d) First negative, then positive and again back to negativ

(d) First negative, then positive and again back to negativ

Q2. Through which aperture the spinal cord passes out of skull :-

(a) Foramen of monro
(b) Foramen of paninze
(c) Foramen of magnum
(d) None of the above

Q3. Night blindness is caused due to

(a) Hypermatropia
(b) Myopia
(c) Defective cornea
(d) Deficiency of rhodopsin in rods

(d) Deficiency of rhodopsin in rods

Q4. Cerebellum is concerned with

(a) Co-ordination of muscular movement
(b) Memory
(c) Vision
(d) Reflex action

(a) Co-ordination of muscular movement

Q5. Injury to vagus nerve in humans is not likely to affect:

(a) tongue movements
(b) gastrointestinal movements
(c) pancreatic secretion
(d) cardiac movements

(a) tongue movements

Q6. Cavity in spinal cord is called:

(a) Enterocoel
(b) Blastocoel
(c) Schizocoel
(d) Neurocoel

(d) Neurocoel

Q7. Piamater is:

(a) Inner most meninge
(b) Middle meninge
(c) Outer meninge
(d) None of the above

(a) Inner most meninge

Q8. The gray matter differs from white matter in the :-

(a) Absence of axons
(b) Absence of nurilemma
(c) Presence of myelin sheath
(d) Absence of myelin sheath

(d) Absence of myelin sheath

Q9. In the process of eye donation, a particular part of a dead man’s eye is stored and grafted on another person’s eye to restore vision. That donated part of the eye is:

(a) Retina
(b) Lens
(c) Cornea
(d) Sclera

Q10. Injury localised to the hypothalamus would most likely disrupt

(a) Short term memory
(b) Coordination during locomotion
(c) Executive function, such as decision making
(d) Regulation of body temperature

(d) Regulation of body temperature

Q11. Outer most covering of brain is called:

(a) Choroid
(b) Duramater
(c) Piamater
(d) Arachnoid

(b) Duramater

Q12. Four healthy people in their twenties got involved in injuries resulting in damage and death of a few cells of the following. Which of the cells are least likely to be replaced by new cells? [2005]

(a) Liver cells
(b) Neurons
(c) Malpighian layer of the skin
(d) Osteocytes

(b) Neurons

Q13. Lower part of filum terminale has only:

(a) Piamater
(b) Duramater
(c) Arachnoid
(d) All of the above

(a) Piamater

Q14. Which part of the brain regulates the body temperature, hunger and water balance :-

(a) Hypothalamus
(b) Infundibulum
(c) Medulla oblongata
(d) Pons veroli

(a) Hypothalamus

Q15. If cerebral hemispheres of rabbit are removed, then it will :-

(a) Die immediately
(b) Die after some time
(c) Behave normally
(d) Stop feeding

(b) Die after some time

Q16. Which part of brain controls emotions like love, anger and pleasure –

(a) M.O.
(b) Hypothalamus
(c) Cerebrum
(d) Cerebellum

(b) Hypothalamus

Q17. Which layer is in contact with brain tissues?

(a) Piamater
(b) Arachnoid
(c) Duramater
(d) Piamater and Arachnoid

(a) Piamater

Q18. The thin and convoluted outer layer of gray matter that covers the cerebral hemispheres is

(a) Medulla oblongata
(b) Thalamus
(c) Cerebral cortex
(d) Meninges

Q19. Find the odd one.

(a) Schwann cells
(b) Nissl s granules
(c) nephrons
(d) synaptic knob

Q20. Select the correct statement from the ones given below

(a) Cocaine is given to patients after surgery as it stimulates recovery
(b) Barbiturates when given to criminals make them tell the truth
(c) Morphine is often given to persons who have undergone surgery as a pain killer
(d) Chewing tobacco lowers blood pressure and heart rate

Q21. The most abundant intracellular cation is:

(a) Ca++
(b) H+
(c) K+
(d) Na+

Q22. During night when the intensity of light is low, it is detected by

(a) Rods
(b) Cones
(c) Both
(d) Crystalline lens

(a) Rods

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