NSTSE (National Science Talent Search Exam- Unified Council) Class 9: Questions 35 - 38 of 2000

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Question number: 35

» Biology » Fundamentals Unit of Life

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MCQ▾

Question

Which of the following is present only in animal cell?

Choices

Choice (4) Response

a.

Mitochondria

b.

Centrioles

c.

Endoplasmic reticulum

d.

Ribosomes

Question number: 36

» Mathematics » Quadrilaterals

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MCQ▾

Question

A diagonal of a rectangle is inclined to one side of the rectangle at . The acute angle between the diagonals is:

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 37

» Chemistry » Matter

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MCQ▾

Question

What effect is seen on kinetic energy of the molecule, when heat energy is supplied?

Choices

Choice (4) Response

a.

Remains same

b.

Decreases

c.

Increases

d.

First increases then decreases

Question number: 38

» Mathematics » Circles

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MCQ▾

Question

Triangle PQR is inscribed in a circle. If then PR is equal to

Triangle poly1 Triangle poly1: Polygon P, R, Q Circle c Circle c: Circle through B_1 with center C_1 Arc d Arc d: Semicircle through D and E Arc e Arc e: Semicircle through A and B Segment c_1 Segment c_1: Segment [P, R] of Triangle poly1 Segment a Segment a: Segment [R, Q] of Triangle poly1 Segment b Segment b: Segment [Q, P] of Triangle poly1 Point P Point P: Point on c Point P Point P: Point on c Point P Point P: Point on c Point R Point R: Point on c Point R Point R: Point on c Point R Point R: Point on c Point Q Point Q: Point on c Point Q Point Q: Point on c Point Q Point Q: Point on c Xâ° text1 = “Xâ°” Xâ° text1_2 = “Xâ°”

Image of a Triangle PQR That is Inscribed in a Circle

Representing the image of a triangle PQR that is inscribed in a circle

Choices

Choice (4) Response

a.

22.4 cm

b.

5.6 cm

c.

Cannot be determined from given data

d.

11.2 cm

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