NTSE Stage-2 (National-Level) Scholastic-Aptitude & Language Comprehension: Questions 640 - 643 of 828

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Question number: 640

» Biology » Human Body

MCQ▾

Question

Which one of the following is called pacemaker of the heart?

Choices

Choice (4) Response

a.

AV septum

b.

Chordae tendinae

c.

AV node

d.

SA node

Question number: 641

» Biology » Micro-Organisms

MCQ▾

Question

Barley is ground to powder. The powder is mixed with water and some yeast. The mixture is kept in a closed and moist container. Which of the following will be produced?

Choices

Choice (4) Response

a.

Ethyl alcohol and carbon dioxide

b.

Alcohol only

c.

Sodium bicarbonate

d.

Carbon dioxide only

Question number: 642

» Physics » The Universe

MCQ▾

Question

Given that there is a relationship between the orbital radius of a planet and its period of revolution and that the periods of revolution of Mercury, Earth, Jupiter and Neptune are nearly 0.24, 1, 11.8 and 165 years. It follows that the period of revolution of

I. Venus is less than 0.24 years

II. Mars is less than 12 years

III. Uranus is more than 165 years

IV. Uranus is less than 165 years but more than 12 years

The correct statement (s) is/are

Choices

Choice (4) Response

a.

IV Only

b.

I and III

c.

II and IV

d.

III Only

Question number: 643

» Physics » The Universe

MCQ▾

Question

Lunar eclipse occur when earth comes in between Sun and the Moon. Solar eclipse occurs when Moon comes in between Sun and Earth. This suggests that

Choices

Choice (4) Response

a.

Lunar and Solar eclipses occurs on a new Moon day

b.

lunar eclipse occurs on a new Moon day and solar eclipse on a full Moon day

c.

solar eclipse occurs on a new Moon day and lunar eclipse on a full Moon day

d.

Lunar and Solar eclipses occur on a full Moon day

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