Science Content (CTET (Central Teacher Eligibility Test) Paper-II Science): Questions 74 - 78 of 148

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Question number: 74

» Science Content » Basic Chemistry

Appeared in Year: 2012

MCQ▾

Question

In order to determine acidic, basic or neutral character of solutions, a student tabulated the following results after experimentation. Which of the following observations has been tabulated correctly? (Jan)

Table containing acidic, basic or neutral solutions

Showing the table which contains acidic, basic or neutral solutions

Case

Test Solution

Effect on dry red litmus paper

Effect on dry blue litmus paper

Acidic/Basic/Neutral

A

NaCl

No change

Red

Acidic

B

Lime water

Blue

No change

Neutral

C

Vinegar

No change

No change

Neutral

D

Washing soda

Blue

No change

Basic

Choices

Choice (4) Response

a.

B

b.

C

c.

A

d.

D

Question number: 75

» Science Content » World of Living

MCQ▾

Question

The process in which two organisms live together and one organism lives on another one is called as

Choices

Choice (4) Response

a.

Heterotrophy

b.

Ectosymbiosis

c.

Parasitism

d.

Autotrophy

Question number: 76

» Science Content » How Things Work

MCQ▾

Question

The SI unit of power is

Choices

Choice (4) Response

a.

W

b.

Equation

c.

Equation

d.

None of the above

Question number: 77

» Science Content » Basic Chemistry

Appeared in Year: 2011

MCQ▾

Question

The greenhouse effect, which is causing an increase in the atmospheric temperature, is mainly due to (June)

Choices

Choice (4) Response

a.

Sulphur

b.

Carbon dioxide

c.

Oxygen

d.

Nitrogen

Question number: 78

» Science Content » Basic Chemistry

Appeared in Year: 2012

MCQ▾

Question

The process of converting sugars into alcohols is known as

(Jan)

Choices

Choice (4) Response

a.

Sterilization

b.

Homogenization

c.

Pasteurization

d.

Fermentation

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