NSTSE (National Science Talent Search Exam- Unified Council) Class 10: Questions 1201 - 1205 of 1484

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Question number: 1201

» Biology » Hereditary and Variation

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MCQ▾

Question

The transmission of traits from one generation to the next is:

Choices

Choice (4)Response

a.

Genetics

b.

Genes

c.

Variation

d.

Heredity

Question number: 1202

» Biology » Our Environment

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MCQ▾

Question

Which of the following statements is true about P, Q, R and S?

Image showing pyramid of energy structure.

Image Showing Pyramid of Energy Structure

Choices

Choice (4)Response

a.

The energy level at P is larger than that at R

b.

R is larger in size than P

c.

Q is producers and S is tertiary consumers

d.

S is less in number than R

Question number: 1203

» Biology » Our Environment

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MCQ▾

Question

Which of the labelled arrows represents the largest amount of energy lost to the ecosystem?

Image showing Energy flow in food chain.

Image Showing Energy Flow in Food Chain

Choices

Choice (4)Response

a.

Q

b.

P

c.

R

d.

Question does not provide sufficient data or is vague

Question number: 1204

» Biology » Our Environment

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MCQ▾

Question

Which of the following is the sequence of a food chain?

Choices

Choice (4)Response

a.

Autotrophs – Carnivores – Herbivores – Decomposer

b.

Autotrophs – Herbivores – Carnivores – Decomposer

c.

Herbivores – Autotrophs – Decomposer – Carnivores

d.

Autotrophs – Decomposer – Herbivores – Carnivores

Question number: 1205

» Biology » Our Environment

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MCQ▾

Question

Acid rain occurs when:

Choices

Choice (4)Response

a.

Carbon monoxide and nitrogen oxides are mixed

b.

Sulfur dioxide and nitrogen oxides are mixed

c.

Nitrogen oxides and CFCs are mixed

d.

Carbon monoxide and sulfur dioxide are mixed

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