NTSE Stage-2 (National-Level) Scholastic-Aptitude & Language Comprehension: Questions 634 - 639 of 828

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Question number: 634

» Biology » Reproduction

MCQ▾

Question

Seeds are called the products of sexual reproduction due to

Choices

Choice (4) Response

a.

It can survive for longer periods

b.

It gives rise to new plants

c.

Formation by fusion of pollen tubes

d.

Are formed by fusion of gametes

Question number: 635

» Mathematics » Basic Geometry

MCQ▾

Question

In a quadrilateral ABCD, if AB|| CD, ∠D = 2∠B, AD = b and CD = a, then the side AB is of length

Choices

Choice (4) Response

a.

2ab

b.

a2+2b

c.

a+2b

d.

a+b

Question number: 636

» Physics » Sound

MCQ▾

Question

Synonym for Quality is

Choices

Choice (4) Response

a.

Timbre

b.

loudness

c.

intensity

d.

frequency

Question number: 637

» Physics » Light

MCQ▾

Question

Which one of the following is not correct about cathode rays?

Choices

Choice (4) Response

a.

They are deflected to the positive plate of electromagnetic field

b.

The nature of cathode rays does not depend upon the nature of gas taken in the discharge tube

c.

The nature of cathode rays depends upon the nature of gas taken in the discharge tube

d.

Cathode rays are made up of material particles

Question number: 638

» Mathematics » Mensuration

MCQ▾

Question

If a cube has surface area S and volume V, then the volume of the cube of surface area 2S is

Choices

Choice (4) Response

a.

4V

b.

2V

c.

2V

d.

22V

Question number: 639

» Mathematics » Mensuration

MCQ▾

Question

Find the area of the largest circle that can be drawn inside a rectangle with sides 18 cm and 14 cm.

Choices

Choice (4) Response

a.

1078 sq cm

b.

154 sq cm

c.

49 sq cm

d.

378 sq cm

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