Science Content (CTET Paper-II Science): Questions 53 - 58 of 148

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Question number: 53

» Science Content » World of Living

Appeared in Year: 2012

MCQ▾

Question

The minerals that are required in the right amount for proper functioning of muscles are (Jan)

Choices

Choice (4) Response

a.

Iron and calcium

b.

Iron and iodine

c.

Sodium and potassium

d.

Iodine and fluorine

Question number: 54

» Science Content » How Things Work

Appeared in Year: 2011

MCQ▾

Question

An air bubble inside water behaves like a (June)

Choices

Choice (4) Response

a.

Convex lens

b.

Plano-convex lens

c.

Concave lens

d.

Concave mirror

Question number: 55

» Science Content » World of Living

Appeared in Year: 2013

MCQ▾

Question

Two organisms are best friends and live together. One provides shelter, water and nutrients while the other prepares and provides food. Such an association of organisms is termed as (July)

Choices

Choice (4) Response

a.

Heterotrophy

b.

Autotrophy

c.

Parasitism

d.

Symbiosis

Question number: 56

» Science Content » Basic Chemistry

MCQ▾

Question

When sunlight flashes on the silver chloride it turns into grey color from white color, this is the example of

Choices

Choice (4) Response

a.

Combination reaction

b.

Displacement and redox reactions

c.

Double displacement reaction

d.

Decomposition reaction

Question number: 57

» Science Content » Basic Chemistry

Appeared in Year: 2011

MCQ▾

Question

If the pressure over a liquid increases, its boiling point (June)

Choices

Choice (4) Response

a.

First decreases and then increases

b.

Increases

c.

Decreases

d.

Does not change

Question number: 58

» Science Content » Basic Chemistry

MCQ▾

Question

When CNG or LPG undergoes incomplete combustion, the products formed are

Choices

Choice (4) Response

a.

CO2,SO2andH2O

b.

CO2 only

c.

CO2andH2O

d.

CO2,COandH2O

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