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ZOOLOGY : PHYSIOLOGY – BRAIN MOCK TEST

ZOOLOGY : PHYSIOLOGY - BRAIN MOCK TEST

ZOOLOGY : PHYSIOLOGY – BRAIN MOCK TEST


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ABOUT THIS MOCK TEST 

🟥 ZOOLOGY : PHYSIOLOGY – BRAIN Mock Test 

🟥 NUMBER OF QUESTIONS : 25

🟥 TIME : 30 Mins

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72

ZOOLOGY : PHYSIOLOGY - BRAINMOCK TEST

🟥 ZOOLOGY : PHYSIOLOGY - BRAIN

🟥 QUESTIONS : 25

🟥 TIME : 30 Mins

1 / 25

1)

Different frequencies of sound were presented on the ear and the movement of basilar membrane after presentation of 100 Hz sound are described in the following statement
A. The base of basilar membrane showed
resonance
B. The apex of basilar membrane showed
resonance
C. A wave travelled from the base to apex of basilar membrane but the maximum displacement was noted near the apex
D. A wave travelled from the base to apex of basilar membrane but the maximum displacement was noted near the base
Which one of the following is correct?
-A & C
-B & D
-C only
-D only

2 / 25

2)

Upon elimination activated the rhodopsin does not activate transducin hence the Vision is impaired. This could be because of the following explanations.
A. Most of activated rhodopsin gets phosphorylated and is unable to activate transducin
B. Most of activated rhodopsin gets dephosphorylated and is unable to activate transducin
C. Arrestin further interact with phosphorylated rhodopsin
D. Arrestin further interact with dephosphorylated rhodopsin

Which of the combination is correct?
-A & C
-B & D
-A & D
-B & C

3 / 25

3)

When rods of retina kept in dark,when exposed to light, phototransduction occurred. Following are some explanations given by a researcher regarding phototransduction.
A. Activation of transducin
B. Inhibition of c GMP phosphodiesterases
C. Closure of Na+ channels
D. Hyper polarisation of rod
- Only A
-Only B
-A & C
-C & D

4 / 25

4)

Blind spot in eye is located ----
♦️Where cornea leaves the retina
♦️Where optic nerve leaves the retina
♦️In fovea contralis
♦️In the middle of lens

5 / 25

5)

Visceral and somatic sensory fibers respectively reach the spinal cord via
♦️Dorsal and ventral roots
♦️Ventral roots only
♦️Dorsal roots only
♦️Ventral and Dorsal roots

6 / 25

6)

All papillae except............have taste buds.
🌸 filiform
🌸 fungiform
🌸 foliate
🌸circumvalate

7 / 25

7)

ocelli are most commonly present in
A. Annelida
B. Arthropoda
C. Mollusca
D. All of these

8 / 25

8)

Most Georeceptors are found in the form of
A. Sensilla
B. Statocyst
C. Ospharidia
D. None of these

9 / 25

9)

Tomosvary organs are present in
A. Cephalopods
B. Centipedes
C. Arachnoids
D. Polychaetes

10 / 25

10)

Jacobson organs are olfactory organ in
a. Fishes
b. Reptiles
c. Frogs
d. Birds

11 / 25

11)

Olfactory receptors composed of sensory neurons of
a. Unipolar
b. Bipolar
c. Multi polar
both a and b

12 / 25

12)

Gustatory receptors respond to chemicals in a
a. Solid
b. Liquid
c. Gaseous
d. Both a and b

13 / 25

13)

Gustatory receptors are other wise called
a. Contact receptors
b. Distance receptors
c. Both a and b
d. None of these

14 / 25

14)

Chemoreceptors are classified in to
a. Gustatory or taste receptors
b. Olfactory receptors or organs of smell.
c. Statoreceptors
d. a and b only

15 / 25

15)

posterior part of sclera where it is pierced by optic nerve is thin with perforations called
♦️ cornea
♦️ lamina cribrosa
♦️ obriculus ciliaris
♦️ superficial marginal plexus

16 / 25

16)

The outermost layer of epidermis :
A) Stratum corneum
B) Stratum lucidum
C) Stratum granulosum
D) Stratum spinosum

17 / 25

17)

Which part of ear contains small crystals of calcium carbonate called otoliths?
A) sacculus
B)utriculus
C) ampulla
D) cochlea

18 / 25

18)

which is the outer layer of eyeball
♦️ tunica nervosa
♦️ tunica fibrosa
♦️ tunica vasculosa
♦️ choroid

19 / 25

19)

Which gland produces tear?
A) sebaceous glands
B)lacrimal gland
C)meibomian gland
D)B&C

20 / 25

20)

The glands present in eyelids is/are
A)sebaceous glands
B)lacrimal gland
C)meibomian gland
D)A&C

21 / 25

21) The British physiologist who got Nobel Prize for discovery of synapse:

22 / 25

22)

Inability to speak:
🔹
🔹
🔹
🔹

23 / 25

23)

Medulla oblongata encloses:
🔹
🔹
🔹
🔹

24 / 25

24)

Broca's area and Wernicke centre of association area occur in cerebrum. They are connected with:
A. Memory
B.Voluntary action
C.Blind spot
D.Both A and B

25 / 25

25)

Cerebral cortex consists of :
🔹Gray matter
🔹White matter
🔹Duramatter
🔹Arachnoid matter

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