NTSE Stage-2 (National-Level) Scholastic-Aptitude & Language Comprehension: Questions 764 - 770 of 828

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Question number: 764

» Chemistry » Fibres and Plastics

MCQ▾

Question

Which of the following has the same monomer unit?

Choices

Choice (4) Response
a.

Cellulose and rayon

b.

Nylon and cellulose

c.

Rayon and nylon

d.

Polyester and nylon

Question number: 765

» Mathematics » Percentage

MCQ▾

Question

If cost price of 20 articles is equal to selling price of 12 articles, then the profit percentage is

Choices

Choice (4) Response
a.

33.3%

b.

66.7%

c.

28%

d.

50%

Question number: 766

» Economics » Agriculture

MCQ▾

Question

The most ideal region for the cultivation of cotton in India is

Choices

Choice (4) Response
a.

Red soil region

b.

Coastal region

c.

The Deccan Plateau

d.

North Plain

Question number: 767

» Physics » Sound

MCQ▾

Question

Sonar emits which of the following waves?

Choices

Choice (4) Response
a.

Light waves

b.

Magnetic waves

c.

Radio waves

d.

Ultrasonic waves

Question number: 768

» Chemistry » Acid Bases and Salt

MCQ▾

Question

When a base is dissolved in water

Choices

Choice (4) Response
a.

no change in concentration of OH- ions per unit volume occurs

b.

concentration of OH- ions per unit volume increases

c.

concentration of OH- ions per unit volume may increase or decrease depending upon the nature of the base

d.

concentration of OH- ions per unit volume decreases

Question number: 769

» Biology » Diversity in Living Organisms

MCQ▾

Question

Which one of the following species of bee is used for the commercial production of honey?

Choices

Choice (4) Response
a.

Apis florae

b.

Apis mellifera

c.

Apis indica

d.

Apis dorsata

Question number: 770

» Biology » Some Common Diseases

MCQ▾

Question

Gonorrhea is a disease transmitted by sexual contact. It is caused by

Choices

Choice (4) Response
a.

protozoan

b.

fungus

c.

bacteria

d.

virus

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