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Find the correct mirror image of Fig.(X), if the mirror is placed vertically to the right.



A

B

C

D

Two forces of equal magnitude F act on two isolated bodies P and Q as shown in the figure. The mass of body Q is three times that of body P. The magnitude of the acceleration of P is


AThree times that of Q
B(1/3) that of Q
CNine times that of Q
D(1/9) that of Q.

A fire can be made by rubbing two objects together such as rubbing two pieces of rock having rough surfaces. Which of the following statements explain why a fire can be made by rubbing two objects together?
(i) Friction slows down moving objects.
(ii) Fire gives out heat and light energy.
(iii) Friction produces heat.
(iv) Fire has no mass.

A(ii) only
B(iii) only
C(i), (ii) and (iii) only
D(ii) and (iv) only

Which of the following vehicles runs on diesel or petrol?

A
B
C
DAll of these

Sonia noted weight of a child, fruits, flour bag and ketchup bottle as follows :

Arrange them in ascending order of mass.

Ad → b → c → a
Bb → c → d → a
Ca → c → b → d
Da → c → b → d

Ruhi filled a syringe with matter X and sealed its opening. When she tried to push the plunger, she can push it down without much effort. X can be _________ .

AWater
BOil
CClay
DGas

Which of the following statements are incorrect?
(i) Cellular respiration is a physical process in which food molecules are broken down into carbon dioxide and water.
(ii) Anaerobic respiration involves breakdown of glucose into alcohol and carbon dioxide.
(iii) Breathing rate varies according to oxygen requirement of the body.
(iv) On land, frogs breathe through lungs and in water by gills.
(v) Respiration in plants occurs through stomata and lenticels.

A(i), (ii) and (iv) only
B(i) and (iv) only
C(ii), (iii) and (v) only
D(ii), (iii) and (iv) only

In the following four groups of plant parts used as food, one member is odd one out. Select the option in which the odd member is encircled INCORRECTLY?

AWheat, Maize, , Bajra

BArhar, , Moong, Rajma

C , Turmeric, Potato, Ginger

D , Coriander, Methi, Sugarcane

In how many different ways can the tiger return to its den?



A4
B6
C5
D8

Which of the following statements is correct?

AGlass is opaque but stone is transparent.
BSugar cannot be dissolved in warm water.
CVinegar mixes well with water.
DA piece of wood sinks in water.