NSO Level 1- Science Olympiad (SOF) Class 10: Questions 444 - 448 of 986

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Question number: 444

» Periodic Classification of Elements

Edit
MCQ▾

Question

The X elements atomic number and Y elements atomic number is The valency of X is and Y is respectively. The X and Y elements and its Group and period is

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 445

» Heredity and Evolution

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MCQ▾

Question

Anything that takes on the shape of a once living organism but contains no organic matter. This type method for fossilization is called as

Choices

Choice (4) Response

a.

Carbonization

b.

Mold and Cast

c.

Imprinting

d.

Impression

Question number: 446

» Heredity and Evolution

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MCQ▾

Question

The remains and relics of dead organisms of the past is called as

Choices

Choice (4) Response

a.

Adaptation

b.

Homologous organs

c.

Fossil

d.

Analogous organs

Question number: 447

» Electricity

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MCQ▾

Question

Two bulbs of are connected in parallel with an AC power supply of bulb will glow brighter

Choices

Choice (4) Response

a.

60 W

b.

40 W

c.

Question does not provide sufficient data or is vague

d.

None of the above

Question number: 448

» Life Processes

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MCQ▾

Question

Fill in the blank correct answer.

When the concentration of glucose (a sugar) rises in your blood, ________ is released.

Choices

Choice (4) Response

a.

Somatostatin

b.

Glucagon

c.

Insulin

d.

None of the above

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