Given below are two statements :
Statement I: The cerebral hemispheres are connected by nerve tract known as corpus callosum.
Statement II: The brain stem consists of the medulla oblongata, pons and cerebrum. In the light of the above statements, choose the most appropriate answer from the options given below :

(1). Statement I is correct but Statement II is incorrect.
(2). Statement I is incorrect but Statement II is correct.
(3). Both Statement I and Statement II are correct.
(4). Both Statement I and Statement II are incorrect.

Number of Attempts: 2

Correct Attempts: 1

Time Taken: 00:04

Average Time: 00:02

Good vision depends on adequate intake of carotene rich food.
Select the best option from the following statements:
(i) Vitamin A derivatives are formed from carotene
(ii) The photopigments are embedded in the membrane discs of the inner segment
(iii) Retinal is a derivative of vitamin A
(iv) Retinal is a light absorbing part of all the visual photopigments

(1). (ii), (iii) & (iv)
(2). (i) & (ii)
(3). (i), (iii) & (iv)
(4). (i) & (iii)

Number of Attempts: 2

Correct Attempts: 1

Time Taken: 00:04

Average Time: 00:02

Match List I with List II:

Choose the correct answer from the options given below:

(1). A-I, B-III, C-II, D-IV
(2). A-II, B-I, C-III, D-IV
(3). A-II, B-III, C-I, D-IV
(4). A-III, B-IV, C-II, D-I

Number of Attempts: 2

Correct Attempts: 1

Time Taken: 00:04

Average Time: 00:02

Match List I with List II with respect to human eye.

Choose the correct answer from the options given below :

(1). A-IV, B-III, C-II, D-I
(2). A-I, B-IV, C-III, D-II
(3). A-II, B-I, C-III, D-IV
(4). A-III, B-I, C-IV, D-II

Number of Attempts: 2

Correct Attempts: 1

Time Taken: 00:04

Average Time: 00:02

The unique mammalian characteristics are :

(1). hairs, pinna and mammary glands.
(2). hairs, pinna and indirect development.
(3). pinna, monocondylic skull and mammary glands.
(4). hairs, tympanic membrane and mammary glands.

Number of Attempts: 2

Correct Attempts: 1

Time Taken: 00:04

Average Time: 00:02

The parts of human brain that helps in regulation of sexual behaviour, expression of excitement, pleasure, rage, fear etc. are:

(1). Corpora quadrigemina & hippocampus.
(2). Brain stem & epithalamus.
(3). Corpus callosum and thalamus.
(4). Limbic system & hypothalamus.

Number of Attempts: 2

Correct Attempts: 1

Time Taken: 00:04

Average Time: 00:02

Select the incorrect statement regarding synapses

(1). The membranes of presynaptic and postsynaptic neurons are in close proximity in an electrical sLSynapse.
(2). Electrical current.can flow directly from one neuron into the other across the electrical synapse.
(3). Chemical synapse use neurotransmitters
(4). Impulse transmission across a chemical synapse is always faster than that across an electrical synapse

Number of Attempts: 2

Correct Attempts: 1

Time Taken: 00:04

Average Time: 00:02

Match the following columns and select the correctoption.


(1). (a) - (iii), (b) - (i), (c) - (iv), (d) - (ii)
(2). (a) - (iv), (b) - (ii), (c) - (i), (d) - (iii)
(3). (a) - (i), (b) - (ii), (c) - (iv), (d) - (iii)
(4). (a) - (ii), (b) - (iii), (c) - (i), (d) - (iv)

Number of Attempts: 2

Correct Attempts: 1

Time Taken: 00:04

Average Time: 00:02

Which part of the brain is responsible for thermoregulation ?

(1). Hypothalamus
(2). Medulla oblongata
(3). Corpus callosum
(4). Cerebrum

Number of Attempts: 2

Correct Attempts: 1

Time Taken: 00:04

Average Time: 00:02

Which of the following structures or regions is incorrectly paired with its functions?

(1). Corpus callosum – band of fibers connecting left and right cerebral hemispheres.
(2). Hypothalamus – production of releasing hormones and regulation of temperature, hunger and thirst.
(3). Limbic system – consists of fibre tracts that interconnect different regions of brain; controls movement.
(4). Medulla oblongata – controls respiration and cardiovascular reflexes.

Number of Attempts: 2

Correct Attempts: 1

Time Taken: 00:04

Average Time: 00:02

The transparent lens in the human eye is held in its place by

(1). smooth muscles attached to the ciliary body.
(2). smooth muscles attached to the iris.
(3). ligaments attached to the iris.
(4). ligaments attached to the ciliary body.

Number of Attempts: 2

Correct Attempts: 1

Time Taken: 00:04

Average Time: 00:02

Frog's heart when taken out of the body continues to beat for sometime.
Select the best option from the following statements :
(i) Frog is a poikilotherm
(ii) Frog does not have any coronary circulation
(iii) Heart is "myogenic" in nature
(iv) Heart is autoexcitable


(1). (iii) & (iv)
(2). Only (iii)
(3). Only (iv)
(4). (i) & (ii)

Number of Attempts: 2

Correct Attempts: 1

Time Taken: 00:04

Average Time: 00:02

Receptor sites for neurotransmitters are present on

(1). post - synaptic membrane .
(2). membranes of synaptic vesicles .
(3). pre - synaptic membrane .
(4). tips of axons .

Number of Attempts: 2

Correct Attempts: 1

Time Taken: 00:04

Average Time: 00:02

Myelin sheath is produced by

(1). Osteoclasts and Astrocytes.
(2). Schwann Cells and Oligodendrocytes.
(3). Astrocytes and Schwann Cells.
(4). Oligodendrocytes and Osteoclasts.

Number of Attempts: 2

Correct Attempts: 1

Time Taken: 00:04

Average Time: 00:02

Photosensitive compound in human eye is made up of

(1). opsin and retinal
(2). opsin and retinol
(3). transducin and retinene
(4). guanosine and retinol

Number of Attempts: 2

Correct Attempts: 1

Time Taken: 00:04

Average Time: 00:02