NSO Level 1- Science Olympiad (SOF) Class 10: Questions 439 - 443 of 986

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Question number: 439

» Electricity

Edit
MCQ▾

Question

What is the lowest total resistance that can be secured by combinations of four coils of resistance

Choices

Choice (4) Response

a.

In any connection, lowest resistance is Zero

b.

In any connection, lowest resistance is

c.

Connected in series, lowest resistance is

d.

Connected in parallel, lowest resistance is

Question number: 440

» Reproduction in Organisms

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MCQ▾

Question

Fertilization of a flower by pollen from the same flower on the different plant is called

Choices

Choice (4) Response

a.

Xenogamy

b.

Allogamy

c.

Geitonogamy

d.

Autogamy

Question number: 441

» Reproduction in Organisms

Edit
MCQ▾

Question

Which of the following statements is false?

Statements 1: Growing foetus derive nutrition from mother blood through placenta

Statements 2: The process of release of egg from ovary is called ovulation

Choices

Choice (4) Response

a.

Statements 1 and 2 are correct

b.

Statements 2

c.

Statements 1

d.

None of the above

Question number: 442

» Periodic Classification of Elements

Edit
MCQ▾

Question

Which element is example of natural oxide?

Choices

Choice (4) Response

a.

Hydrochloride

b.

Sodium chloride

c.

Carbon monoxide

d.

None of the above

Question number: 443

» Reproduction in Organisms

Edit
Matching-Pair▾

Question

Find the pair which does not match:

Choices

Choice (4) Response

a.

Asexual reproduction

Uniparental

b.

Bisexual flower

Androecium & gynoecium

c.

Sexual reproduction

Germ cells are involved

d.

Oviparous

Human beings

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