NSO Level 1- Science Olympiad (SOF) Class 10: Questions 384 - 389 of 986

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Passage

Read the following passage and answer the question.

Commercially Compounds of carbon is a colorless liquid having a pleasant smell and soluble in water. This Compound is X.

Commercially Compounds of carbon is too a type of alcohol which is poisonous in nature. it is colorless, violate, with a distinctive odor similar to ethanol. This Compound is Y.

Z is the ethyl alcohol, which is made unfit for drinking by adding smell amounts of poisonous methanol, copper sulphate etc.

Question number: 384 (3 of 3 Based on Passage) Show Passage

» Carbon and Its Componds

Edit
MCQ▾

Question

What is X?

Choices

Choice (4) Response

a.

Ethanol

b.

Alcohol

c.

Methanol

d.

Question does not provide sufficient data or is vague

Question number: 385

» Life Processes

Edit
MCQ▾

Question

For the mode of nutrition in amoeba, the process of taking food in the body

Choices

Choice (4) Response

a.

Ingestion

b.

Absorption

c.

Assimilation

d.

Digestion

Question number: 386

» Reproduction in Organisms

Edit
MCQ▾

Question

The surgical removal or excision of the epididymis that procedure called

Choices

Choice (4) Response

a.

Vasectomy

b.

IUCD

c.

Tubectomy

d.

Epidectomy

Question number: 387

» Reproduction in Organisms

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MCQ▾

Question

Choose correct option

Bisexual flower is

Choices

Choice (4) Response

a.

A single flower contains anther and ovary

b.

Called complete flower

c.

Contain both male and female reproductive organs in the same flower

d.

All a. , b. and c. are correct

Question number: 388

» Reproduction in Organisms

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MCQ▾

Question

Which of the following statements is false?

Statements 1: Fertilization is the process by which male and female gametes are fused together, initiating the development of a new organism

Statements 2: The close attachment of the embryo with the walls of uterus is called puberty

Choices

Choice (4) Response

a.

Statements 2

b.

Statements 1

c.

Statements 1 and 2

d.

None of the above

Question number: 389

» Carbon and Its Componds

Edit
MCQ▾

Question

When ethanoic acid react with sodium hydroxide, then a salt X is formed and Y is evolved. It was concluded that

Choices

Choice (4) Response

a.

X is Sodium hydroxide and Y is water

b.

X is Sodium acetate and Y is carbon dioxide

c.

X is Sodium hydroxide and Y is carbon dioxide

d.

X is sodium hydrogen carbonate and Y is water

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