NSO Level 1- Science Olympiad (SOF) Class 10: Questions 171 - 177 of 986

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Question number: 171

» Heredity and Evolution

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MCQ▾

Question

Which following statement is not correct?

Statement : For inbreeding, malting of closely related individual within the same breed for generation

Statement : For outbreeding, breeding the unrelated animals of the same or different breed not having common ancestor

Choices

Choice (4) Response

a.

Only Statement is correct

b.

Statements 1 and 2 is incorrect

c.

Only Statement is correct

d.

Statements 1 and 2 is correct

Question number: 172

» Life Processes

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MCQ▾

Question

Transports food from the leaves to the other parts of the plant. This process is called

Choices

Choice (4) Response

a.

Xylem

b.

Translocation

c.

Phloem

d.

Question does not provide sufficient data or is vague

Question number: 173

» Reproduction in Organisms

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MCQ▾

Question

Fertilization of a flower by pollen from the same flower is called

Choices

Choice (4) Response

a.

Autogamy

b.

Geitonogamy

c.

Xenogamy

d.

Allogamy

Question number: 174

» Heredity and Evolution

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MCQ▾

Question

The organs have same basic structural plan and origin but different function is called as

Choices

Choice (4) Response

a.

Fossil

b.

Adaptation

c.

Analogous organs

d.

Homologous organs

Passage

Directions: Read the following passage and answer the question.

The X compound are made up carbon, hydrogen and oxygen generally. X compounds contain at least one bond.

Compounds made up of carbon and hydrogen only. Are known as Y.

The figure Z shown the Y structure.

The figure Z shown the Y structure

The Figure Z Shown the Y Structure

The figure Z shown the Y structure

Question number: 175 (1 of 3 Based on Passage) Show Passage

» Carbon and Its Componds

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MCQ▾

Question

Identify the X?

Choices

Choice (4) Response

a.

Methane

b.

Inorganic compound

c.

Organic compound

d.

Ethane

Question number: 176 (2 of 3 Based on Passage) Show Passage

» Carbon and Its Componds

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MCQ▾

Question

What is Z?

Choices

Choice (4) Response

a.

Butane

b.

Propane

c.

Ethyne

d.

None of the above

Question number: 177 (3 of 3 Based on Passage) Show Passage

» Carbon and Its Componds

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MCQ▾

Question

Identify the Y?

Choices

Choice (4) Response

a.

Ethane

b.

Methane

c.

Hydrocarbons

d.

All of the above