Biology [NSTSE (National Science Talent Search Exam- Unified Council) Class 9]: Questions 117 - 121 of 518

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Question number: 117

» Biology » Tissues

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MCQ▾

Question

In dicot leaf stomata is located mostly towards the lower epidermis

Choices

Choice (4)Response

a.

To reduce rate of diffusion of gases

b.

To reduce rate of transpiration

c.

To increase rate of diffusion of gases

d.

To increase rate of transpiration

Question number: 118

» Biology » Tissues

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Match List-Ⅰ List-Ⅱ▾

Question

Match the following

List-Ⅰ (Group I)List-Ⅱ (Group II)

(A)

Nervous tissue

(i)

Conduction of nerve impulses

(B)

Muscle tissue

(ii)

Protection, secretion and absorption

(C)

Connective tissue

(iii)

Movement and locomotion

(D)

Epithelial tissue

(iv)

Supports and connects body

Choices

Choice (4)Response
  • (A)
  • (B)
  • (C)
  • (D)

a.

  • (iv)
  • (iii)
  • (i)
  • (ii)

b.

  • (i)
  • (iii)
  • (iv)
  • (ii)

c.

  • (iv)
  • (ii)
  • (iii)
  • (i)

d.

  • (iii)
  • (iv)
  • (i)
  • (ii)

Question number: 119

» Biology » Tissues

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MCQ▾

Question

Nervous Tissue are

Choices

Choice (4)Response

a.

Endodermal in origin

b.

Ectodermal in origin

c.

Mesodermal in origin

d.

Question does not provide sufficient data or is vague

Question number: 120

» Biology » Tissues

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MCQ▾

Question

Types of epithelial tissues are

Choices

Choice (4)Response

a.

Simple squamous, cuboidal, columnar

b.

Stratified squamous, cuboidal

c.

Pseudostratified columnar

d.

All a. , b. and c. are correct

Question number: 121

» Biology » Tissues

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MCQ▾

Question

Which of the following is in correct order showing neurotransmission?

Choices

Choice (4)Response

a.

Action potential reaching to axon terminal → influx of Ca2+ ion → diffusion → release of neurotransmitter → binding of neurotransmitters to the receptors on post synaptic bulb → propagation of action potential

b.

Action potential reaching to axon terminal → influx of Ca2+ ion → release of neurotransmitter → diffusion → binding of neurotransmitters to the receptors on post synaptic bulb → propagation of action potential

c.

Action potential reaching to axon terminal → release of neurotransmitter → influx of Ca2+ ion → diffusion → binding of neurotransmitters to the receptors on post synaptic bulb → propagation of action potential

d.

Action potential reaching to axon terminal → influx of Ca2+ ion → release of neurotransmitter → diffusion → propagation of action potential → binding of neurotransmitters to the receptors on post synaptic bulb

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