Assertion (A): The peripheral nervous system is composed of all the nerves of the body associated with central nervous system.
Reason (R): Central nervous system is the site of information processing and control.
1. Both (A) and (R) are true and (R) is the correct explanation of (A).
2. Both (A) and (R) are true but (R) is not the correct explanation of (A).
3. (A) is true but (R) is false.
4. Both (A) and (R) are false.
Subtopic: Â Nervous System |
 78%
Level 2: 60%+
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| Assertion (A): | Electrical synapses are common in our nervous system. |
| Reason (R): | Electrical synapses allow slower impulse transmission than chemical synapses. |
| 1. | Both (A) and (R) are True and (R) is the correct explanation of (A). |
| 2. | Both (A) and (R) are True but (R) is not the correct explanation of (A). |
| 3. | (A) is True but (R) is False. |
| 4. | Both (A) and (R) are False. |
Subtopic: Â Nervous System |Â Origin of Resting Membrane Potential |Â Action Potential |Â Synapse |
 86%
Level 1: 80%+
Hints
Assertion (A): Fovea is the point where visual acuity (resolution) is maximum.
Reason (R): Fovea is a thinned-out portion of sclera.
1. Both (A) and (R) are true and (R) is the correct explanation of (A).
2. Both (A) and (R) are true but (R) is not the correct explanation of (A).
3. (A) is true but (R) is false.
4. Both (A) and (R) are false.
Reason (R): Fovea is a thinned-out portion of sclera.
1. Both (A) and (R) are true and (R) is the correct explanation of (A).
2. Both (A) and (R) are true but (R) is not the correct explanation of (A).
3. (A) is true but (R) is false.
4. Both (A) and (R) are false.
 69%
Level 2: 60%+
Hints
Assertion (A): The choroid layer is thin over the posterior one-third of eye ball and is thick in the rest two-third part.
Reason (R): Choroid is the outermost layer of eye ball.
1. Both (A) and (R) are true and (R) is the correct explanation of (A).
2. Both (A) and (R) are true but (R) is not the correct explanation of (A).
3. (A) is true but (R) is false.
4. Both (A) and (R) are false.
Reason (R): Choroid is the outermost layer of eye ball.
1. Both (A) and (R) are true and (R) is the correct explanation of (A).
2. Both (A) and (R) are true but (R) is not the correct explanation of (A).
3. (A) is true but (R) is false.
4. Both (A) and (R) are false.
 63%
Level 2: 60%+
Hints
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Assertion (A): The sensory neuron from toes to CNS is one of the longest nerve in our body.
Reason (R): Sensory nerve from synapse at both dendrites and axon terminal.
1. Both (A) and (R) are true and (R) is the correct explanation of (A).
2. Both (A) and (R) are true but (R) is not the correct explanation of (A).
3. (A) is true but (R) is false.
4. Both (A) and (R) are false.
Reason (R): Sensory nerve from synapse at both dendrites and axon terminal.
1. Both (A) and (R) are true and (R) is the correct explanation of (A).
2. Both (A) and (R) are true but (R) is not the correct explanation of (A).
3. (A) is true but (R) is false.
4. Both (A) and (R) are false.
Subtopic: Â Nervous System |
Level 3: 35%-60%
Hints
Assertion (A): The imbalance in concentration of Na+, K+ and proteins generates resting potential.
Reason (R): To maintain the unequal distribution of Na+ and K+, the neurons use electrical energy.
1. Both (A) and (R) are true and (R) is the correct explanation of (A).
2. Both (A) and (R) are true but (R) is not the correct explanation of (A).
3. (A) is true but (R) is false.
4. Both (A) and (R) are false.
Reason (R): To maintain the unequal distribution of Na+ and K+, the neurons use electrical energy.
1. Both (A) and (R) are true and (R) is the correct explanation of (A).
2. Both (A) and (R) are true but (R) is not the correct explanation of (A).
3. (A) is true but (R) is false.
4. Both (A) and (R) are false.
Subtopic: Â Origin of Resting Membrane Potential |Â Action Potential |
 52%
Level 3: 35%-60%
Hints
Assertion (A): Corpus callosum connects the two cerebral hemispheres
Reason (R): Association area are responsible for complex functions like intersensory association, memory and communication
1. Both (A) and (R) are true and (R) is the correct explanation of (A).
2. Both (A) and (R) are true but (R) is not the correct explanation of (A).
3. (A) is true but (R) is false.
4. Both (A) and (R) are false.
Reason (R): Association area are responsible for complex functions like intersensory association, memory and communication
1. Both (A) and (R) are true and (R) is the correct explanation of (A).
2. Both (A) and (R) are true but (R) is not the correct explanation of (A).
3. (A) is true but (R) is false.
4. Both (A) and (R) are false.
Subtopic: Â Neuroanatomy |
 91%
Level 1: 80%+
Hints
Assertion (A): No image formation occurs at retina where the optic nerves leaves the eye.
Reason (R): Photoreceptors cells are not present in this region
1. Both (A) and (R) are true and (R) is the correct explanation of (A).
2. Both (A) and (R) are true but (R) is not the correct explanation of (A).
3. (A) is true but (R) is false.
4. Both (A) and (R) are false.
Reason (R): Photoreceptors cells are not present in this region
1. Both (A) and (R) are true and (R) is the correct explanation of (A).
2. Both (A) and (R) are true but (R) is not the correct explanation of (A).
3. (A) is true but (R) is false.
4. Both (A) and (R) are false.
 83%
Level 1: 80%+
Hints
Assertion (A): A real and inverted image is obtained on the retina.
Reason (R): Lens of eye is naturally biconcave
1. Both (A) and (R) are true and (R) is the correct explanation of (A).
2. Both (A) and (R) are true but (R) is not the correct explanation of (A).
3. (A) is true but (R) is false.
4. Both (A) and (R) are false.
Reason (R): Lens of eye is naturally biconcave
1. Both (A) and (R) are true and (R) is the correct explanation of (A).
2. Both (A) and (R) are true but (R) is not the correct explanation of (A).
3. (A) is true but (R) is false.
4. Both (A) and (R) are false.
Level 3: 35%-60%
Hints
Assertion (A): Tympanic membrane separates the external ear from the middle ear.
Reason (R): Tympanic membrane is composed of connective tissues.
1. Both (A) and (R) are true and (R) is the correct explanation of (A).
2. Both (A) and (R) are true but (R) is not the correct explanation of (A).
3. (A) is true but (R) is false.
4. Both (A) and (R) are false.
Reason (R): Tympanic membrane is composed of connective tissues.
1. Both (A) and (R) are true and (R) is the correct explanation of (A).
2. Both (A) and (R) are true but (R) is not the correct explanation of (A).
3. (A) is true but (R) is false.
4. Both (A) and (R) are false.
 75%
Level 2: 60%+
Hints
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