Assertion (A): The characteristic feature of the intestine of earthworm is the presence of internal median fold of dorsal wall called typhlosole.
Reason (R): Typhlosoles are also found in the frog's intestine.
 
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:  Frogs |
 60%
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Given below are two statements: One is labelled as Assertion (A) and the other is labelled as Reason (R).
Assertion (A): Epithelial cells are non-secretory.
Reason (R): These cells are absent in intestine.

In light of the above statement, choose the most appropriate answer from the options given below:
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:  Introduction to Animal & Epithelium Tissue | Simple Epithelium |
 68%
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Assertion (A): The infants don't shiver in cold temperatures.
Reason (R): They have brown fat.
 
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:  Connective Tissue |
 78%
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Given below are two statements: One is labelled as Assertion (A) and the other is labelled as Reason (R).
Assertion (A): Goblet cells are found in the alimentary canal.
Reason (R): Goblet cells secrete mucus.

In light of the above statement, choose the most appropriate answer from the options given below:
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:  Glandular Epithelium & Cell Junction |
 54%
From NCERT
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Given below are two statements: One is labelled as Assertion (A) and the other is labelled as Reason (R).
Assertion (A): Neuroglia found in brain and spinal cord supports the neurons.
Reason (R): Approximately 95% of all the brain cells are neuroglial cells.

In light of the above statement, choose the most appropriate answer from the options given below:
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:  Nervous Tissue |
 58%
From NCERT
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Which of the following is correct?
1. Simple epithelium is not effective in protecting underlying tissues
2. Ciliated epithelium called ependyma is found in the lining of ventricles of brain, bronchioles and fallopian tubes
3. Bone cells which secrete ossein protein are called osteoblasts
4. Both (1) and (3)
Subtopic:  Connective Tissue |
 72%
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The central (midsection) of a long bone is:
1. Epiphysis 
2. Diaphysis
3. Hypophysis
4. Zygapophysis
 
Subtopic:  Connective Tissue |
 63%
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Identify A, B, C and D in the blanks:
(i) A covers dry surfaces of skin
(ii) The columnar epithelium is composed of a single layer of B and cells
(iii) performs the function of cementing cells together
Options A B C D
1. Simple squamous epithelium small slender Adhering junction
2. Compound epithelium Tall Thick Gap junction
3. Simple squamous epithelium Small Slender Gap junction
4. Compound epithelium Tall Slender Adhering junction
Subtopic:  Compound & Specialised Epithelium | Glandular Epithelium & Cell Junction |
 89%
From NCERT
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Find the incorrect match for earthworm:
1. Typhlosole - Absorption
2. Setae - Locomotion
3. Clitellum - Secretes cocoon
4. Blood plasma - Lacks respiratory pigment 
Subtopic:  Earthworm |
 64%
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Which of the following epithelium is very thin and stretchable than the stratified epithelium and covers the inner surface of urinary bladder and ureter?
1. Compound epithelium
2. Transitional epithelium
3. Stratified epithelium
4. Simple epithelium
 
Subtopic:  Compound & Specialised Epithelium |
 85%
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