Science Content (CTET Paper-II Science): Questions 81 - 85 of 148

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Question number: 81

» Science Content » How Things Work

Appeared in Year: 2011

MCQ▾

Question

In which of the following cases of motion, are the distance moved and the magnitude of displacement equal? (Jun)

Choices

Choice (4) Response

a.

A car moving on a straight road

b.

A car moving in a circular path

c.

A pendulum oscillating to and fro

d.

The Earth revolving around the Sun

Question number: 82

» Science Content » Basic Chemistry

Appeared in Year: 2011

MCQ▾

Question

The inner surfaces of food cans are coated with tin and not with zinc because (June)

Choices

Choice (4) Response

a.

Zinc is more reactive than tin

b.

Zinc is costlier than tin

c.

Zinc has a higher melting point than tin

d.

Zinc is less reactive than tin

Question number: 83

» Science Content » Moving Things

Appeared in Year: 2011

MCQ▾

Question

A feather weighing 5 gm and a nail weighing 10 gm have the same kinetic energy. Which of the following statements is true about the momentum of the two bodies? (June)

Choices

Choice (4) Response

a.

The lighter body will have higher momentum

b.

It is not possible to compare the momentum of two objects

c.

The heavier body will have higher momentum

d.

The lighter body and heavier body will have equal momentum

Question number: 84

» Science Content » World of Living

MCQ▾

Question

The minerals that are required in the right amount for healthy bones and teeth are

Choices

Choice (4) Response

a.

Calcium and Phosphorus

b.

Iron and iodine

c.

Sodium and Potassium

d.

Chloride and Sulfur

Question number: 85

» Science Content » Basic Chemistry

MCQ▾

Question

The process of converting alcohol and acid into Easter is called

Choices

Choice (4) Response

a.

Esterification

b.

Transesterification

c.

Carbonylation

d.

Question does not provide sufficient data or is vague

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