NSTSE (National Science Talent Search Exam- Unified Council) Class 9: Questions 87 - 89 of 2000

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Question number: 87

» Chemistry » Matter

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MCQ▾

Question

Which one of the following will not show diffusion property?

Choices

Choice (4) Response

a.

Oxygen, water

b.

Hydrogen, Oxygen

c.

Sugar, water

d.

Salt, sugar

Question number: 88

» Mathematics » Circles

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MCQ▾

Question

In the following figure, O is the center of the circle. Find the value of x.

Circle c Circle c: Circle through B with center O Arc d Arc d: Semicircle through E and F Arc p Arc p: Semicircle through I and J Arc e Arc e: Semicircle through G and H Segment g Segment g: Segment [B, A] Segment h Segment h: Segment [A, C] Segment i Segment i: Segment [C, D] Segment k Segment k: Segment [B, C] Segment f Segment f: Segment [B, D] Point O O = (3.42,3.2) Point O O = (3.42,3.2) Point O O = (3.42,3.2) Point B B = (1.66,1.48) Point B B = (1.66,1.48) Point B B = (1.66,1.48) Point A Point A: Point on c Point A Point A: Point on c Point A Point A: Point on c Point C Point C: Point on c Point C Point C: Point on c Point C Point C: Point on c Point D Point D: Point on c Point D Point D: Point on c Point D Point D: Point on c 55â° text1 = “55â°” 70â° text1_1 = “70â°” xâ° text1_2 = “xâ°”

Image of a Circle with Center O, ∠BAC = 55 and ∠CBD = 70

Representing the image of a circle with center O, ∠BAC = 55 and ∠CBD = 70

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 89

» Mathematics » Triangles

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MCQ▾

Question

In the figure given below, find .

Triangle poly1 Triangle poly1: Polygon A, B, C Arc d Arc d: Semicircle through F and G Arc e Arc e: Semicircle through H and I Arc h Arc h: Semicircle through J and K Arc k Arc k: Semicircle through L and M Arc p Arc p: Semicircle through N and O Segment c Segment c: Segment [A, B] of Triangle poly1 Segment a Segment a: Segment [B, C] of Triangle poly1 Segment b Segment b: Segment [C, A] of Triangle poly1 Segment f Segment f: Segment [A, D] Segment g Segment g: Segment [B, E] Segment i Segment i: Segment [P, Q] Segment j Segment j: Segment [R, S] Segment i_1 Segment i_1: Segment [P_1, Q_1] Segment j_1 Segment j_1: Segment [R_1, S_1] Point A A = (9.24,3.48) Point A A = (9.24,3.48) Point A A = (9.24,3.48) Point B B = (8.22,0.4) Point B B = (8.22,0.4) Point B B = (8.22,0.4) Point C C = (13.34,0.36) Point C C = (13.34,0.36) Point C C = (13.34,0.36) Point D Point D: Point on a Point D Point D: Point on a Point D Point D: Point on a Point E E = (6,0.4) Point E E = (6,0.4) Point E E = (6,0.4) yâ° text1 = “yâ°” zâ° text1_1 = “zâ°” xâ° text1_2 = “xâ°” 20â° text1_3 = “20â°” yâ° text1_4 = “yâ°” 110â° text1_5 = “110â°”

Image of a Triangle ABC with a Bisector AD and Exterior Angle 110

Showing an image of a triangle ABC with a bisector AD and exterior angle 110

Choices

Choice (4) Response

a.

b.

c.

d.

All of the above

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