NSTSE (National Science Talent Search Exam- Unified Council) Class 8: Questions 1964 - 1971 of 2028

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Question 1964

Question

MCQ▾

Which of following plastic product that can be remoulded?

Choices

Choice (4)Response

a.

Bakelite

b.

Polycot

c.

Polythene

d.

Melamine

Question 1965

Question

MCQ▾

Which of the following part of cottonplant given cotton balls?

Choices

Choice (4)Response

a.

Flower

b.

Seed

c.

Leaf

d.

Fruit

Question 1966

Question

MCQ▾

Inhalation of carbon monoxide which is emitted by automobiles prevents oxygen transport to body tissues by?

Choices

Choice (4)Response

a.

Forming a stable compound with haemoglobin

b.

Destroying haemoglobin

c.

Obstructing the reaction of oxygen with haemoglobin

d.

Changing oxygen

Question 1967

Question

MCQ▾

The monomer of polystyrene is?

Choices

Choice (4)Response

a.

b.

c.

d.

Question 1968

Question

MCQ▾

In which of the following catalytic converters are used?

Choices

Choice (4)Response

a.

Dairy farms

b.

Automobiles

c.

Poultry Farms

d.

Wind mills

Question 1969

Question

MCQ▾

Name the water purification method that does not kill the microorganisms?

Choices

Choice (4)Response

a.

Chlorination

b.

Distillation

c.

Filtration

d.

Boiling

Question 1970

Question

MCQ▾

Jute fibre is obtained from the ________part of jute plant?

Choices

Choice (4)Response

a.

Stem

b.

Seeds

c.

Roots

d.

Leaves

Question 1971

Question

MCQ▾

If the global warming or greenhouse effect remains unchecked, it alter?

Choices

Choice (4)Response

a.

Sea levels

b.

Rainfall

c.

Ozone Layer

d.

All a., b. and c. are correct

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