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Q. No.Assertion (A): Neuroglia found in brain and spinal cord supports the neurons.
Reason (R): Approximately 95% of all the brain cells are neuroglial cells.
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 |
59%
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)
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 |
68%
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The central (midsection) of a long bone is:
1. Epiphysis
2. Diaphysis
3. Hypophysis
4. Zygapophysis
1. Epiphysis
2. Diaphysis
3. Hypophysis
4. Zygapophysis
Subtopic: Connective Tissue |
61%
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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 C cells
(iii) D performs the function of cementing cells together
(i) A covers dry surfaces of skin
(ii) The columnar epithelium is composed of a single layer of B and C cells
(iii) D 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 |
88%
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
1. Typhlosole - Absorption
2. Setae - Locomotion
3. Clitellum - Secretes cocoon
4. Blood plasma - Lacks respiratory pigment
Subtopic: Earthworm |
63%
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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
1. Compound epithelium
2. Transitional epithelium
3. Stratified epithelium
4. Simple epithelium
Subtopic: Compound & Specialised Epithelium |
84%
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Choose the incorrect statement for cartilage:
1. Growth of cartilage is bidirectional
2. Cartilage is avascular
3. Matrix of cartilage is pliable
4. More than one options
1. Growth of cartilage is bidirectional
2. Cartilage is avascular
3. Matrix of cartilage is pliable
4. More than one options
Subtopic: Connective Tissue |
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Choose the incorrect statement:
1. 60-70% of bone is made of organic matter and 30-40% of inorganic matter
2. Most of the cartilage in vertebrate embryos are replaced by bones in adults
3. It bone is put in HCl, it becomes decalcified, soft and flexible
4. Spongy bone occurs in the deeper central parts of bone
1. 60-70% of bone is made of organic matter and 30-40% of inorganic matter
2. Most of the cartilage in vertebrate embryos are replaced by bones in adults
3. It bone is put in HCl, it becomes decalcified, soft and flexible
4. Spongy bone occurs in the deeper central parts of bone
Subtopic: Connective Tissue |
60%
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Ligaments and tendons are examples of:
1. Specialised connective tissue
2. Loose connective tissue
3. Dense connective tissue
4. Epithelial tissue
1. Specialised connective tissue
2. Loose connective tissue
3. Dense connective tissue
4. Epithelial tissue
Subtopic: Connective Tissue |
89%
From NCERT
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Assertion (A): The biceps and triceps are antagonistic in nature.
Reason (R): Biceps flexes the arm whereas triceps straightens it.
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): Biceps flexes the arm whereas triceps straightens it.
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: Animal Tissue: Muscle Types & Skeletal Muscles |
73%
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