NSTSE (National Science Talent Search Exam- Unified Council) Class 7: Questions 1667 - 1673 of 1732

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Question 1667

Question

MCQ▾

Which of the following organ is not a part of excretory system?

Choices

Choice (4)Response

a.

Kidney

b.

Eyes

c.

Ureter

d.

Bladder

Question 1668

Question

MCQ▾

If the angle of reflection is 50 degree, what will be the angle of incidence with respect to a normal drawn perpendicular at the point of incidence?

Choices

Choice (4)Response

a.

50 degree

b.

100 degree

c.

0 degree

d.

150 degree

Question 1669

Question

MCQ▾

Focal length is:

Choices

Choice (4)Response

a.

The radius of the circle formed with the curved part of the lens.

b.

Centre of the mirror

c.

Distance between the focus and pole of the mirror.

d.

Question does not provide sufficient data or is vague

Question 1670

Question

MCQ▾

Speed of light is:

Choices

Choice (4)Response

a.

b.

c.

d.

None of the above

Question 1671

Question

MCQ▾

The exchange of gases in human body takes place in:

Choices

Choice (4)Response

a.

Bronchi

b.

Trachea

c.

Alveoli

d.

Pharynx

Question 1672

Question

MCQ▾

Which side of the heart is responsible for pumping blood to the lungs?

Choices

Choice (4)Response

a.

Left side

b.

Right side

c.

Right and left sides are responsible

d.

None of the above

Question 1673

Question

MCQ▾

Angle of incidence is 60 degree. What will be the angle between the incident ray and the reflected ray?

Choices

Choice (4)Response

a.

60 degree

b.

120 degree

c.

0 degree

d.

30 degree

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