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Science Olympiad Mock Test - 2 - Class 6 MCQ


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30 Questions MCQ Test - Science Olympiad Mock Test - 2

Science Olympiad Mock Test - 2 for Class 6 2024 is part of Class 6 preparation. The Science Olympiad Mock Test - 2 questions and answers have been prepared according to the Class 6 exam syllabus.The Science Olympiad Mock Test - 2 MCQs are made for Class 6 2024 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for Science Olympiad Mock Test - 2 below.
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Science Olympiad Mock Test - 2 - Question 1

If LINGER is coded as !@#$%& and ANGER is coded as *#$%&, then how will you code GINGER ?

Detailed Solution for Science Olympiad Mock Test - 2 - Question 1

The code of different letters is given below as:
L -- !
I -- @
N --- #
G --- $
E --- %
R ----- &
Similarly, we can find out the code for GINGER.
GINGER = $@#$%&

Science Olympiad Mock Test - 2 - Question 2

Silk Worm is to Silk as Sheep is to _____.

Detailed Solution for Science Olympiad Mock Test - 2 - Question 2

Silk is obtained from silk worm; similarly, wool is obtained from sheep.  

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Science Olympiad Mock Test - 2 - Question 3

Five boys are sitting in a restaurant bench. Mohan is to the left of John and to the right of Inder. Jack is to the right of John. Raman is between John and Jack.

Who is sitting second to the right of Mohan ?

Detailed Solution for Science Olympiad Mock Test - 2 - Question 3

Inder, Mohan, John, Raman, Jack
From the given arrangement, Raman is sitting second to the right of Mohan.

Science Olympiad Mock Test - 2 - Question 4

Two miscible liquids can be separated by

Detailed Solution for Science Olympiad Mock Test - 2 - Question 4

Two miscible liquids can be separated by the process of distillation.
This method of separation is based on the difference in the boiling points of the components of the mixture.

Science Olympiad Mock Test - 2 - Question 5

Which of the following travels faster?

Detailed Solution for Science Olympiad Mock Test - 2 - Question 5

Speed of light in air is about 3,00,000 km/s. Light travel faster than sound, jet aeroplane, and supersonic plane.  

Science Olympiad Mock Test - 2 - Question 6

Heating and dropping a magnet may

Detailed Solution for Science Olympiad Mock Test - 2 - Question 6

Heating and dropping a magnet may demagnetise the magnet to lose its magnetic property.  

Science Olympiad Mock Test - 2 - Question 7

Which of the following is the most appropriate time for the cultivation of jute?

Detailed Solution for Science Olympiad Mock Test - 2 - Question 7

Jute grows best during the rainy season. Hence, cultivation is done prior to the rainy season and the harvesting begins after the rainy season, i.e., around July and continues till October.  

Science Olympiad Mock Test - 2 - Question 8

When a body covers equal distance in equal interval of time, the motion of the body is called

Detailed Solution for Science Olympiad Mock Test - 2 - Question 8

When a body covers equal distance in equal interval of time, the motion of a body is called uniform motion.  

Science Olympiad Mock Test - 2 - Question 9

When an electrician repairs electric line, he wears rubber gloves as

Detailed Solution for Science Olympiad Mock Test - 2 - Question 9

When an electrician repairs electric line, he wears rubber gloves as rubber is a bad conductor of electric current and prevents him from electric shock.  

Science Olympiad Mock Test - 2 - Question 10

Anaerobic bacteria digest animal waste and produce biogas (Process-A). The biogas is then burnt as fuel (Process-B). The following statements pertain to changes in these processes. Choose the correct one.

Detailed Solution for Science Olympiad Mock Test - 2 - Question 10

Both the processes are chemical changes as the change cannot be reversed.  

Science Olympiad Mock Test - 2 - Question 11

A 200 g of uncooked rice is being mixed with 200 g of common salt.

Which of the following is the best method for separating the two components?

Detailed Solution for Science Olympiad Mock Test - 2 - Question 11

Since there is a difference in the size of the rice grains and the salt crystals, sieving is the best and the most convenient method to separate them.
Alternately, since rice is insoluble and salt is soluble in water the mixture may be added to water and then rice can be separated by filtration using a filter paper and then salt can be separated by evaporation.
However, this is not the best option.

Science Olympiad Mock Test - 2 - Question 12

According to the principle of rectilinear propagation of light,

Detailed Solution for Science Olympiad Mock Test - 2 - Question 12

Light travels in straight lines. It cannot bend. This phenomenon is known as rectilinear propagation of light. 

Science Olympiad Mock Test - 2 - Question 13

A freely suspended magnet always aligns in

Detailed Solution for Science Olympiad Mock Test - 2 - Question 13

A freely suspended magnet always aligns in N-S direction having North Pole towards north and South Pole towards south.  

Science Olympiad Mock Test - 2 - Question 14

Which of the following fibres is obtained from sheep?

Detailed Solution for Science Olympiad Mock Test - 2 - Question 14

Sheep is reared for wool, which is a proteinaceous fibre present as the body hair on the animal.  

Science Olympiad Mock Test - 2 - Question 15

The motion of which of the following objects is known as periodic motion?

Detailed Solution for Science Olympiad Mock Test - 2 - Question 15

The motion of a simple pendulum is known as periodic motion, motion repeated in equal intervals of time.  

Science Olympiad Mock Test - 2 - Question 16

Inside the torch, two or more cells are placed with the following arrangement:

Detailed Solution for Science Olympiad Mock Test - 2 - Question 16

Inside the torch, two or more cells are placed with positive – negative – positive – negative terminals to power the torch, else with any other arrangement, it won't work.  

Science Olympiad Mock Test - 2 - Question 17

Which of the following is an example of a chemical change?

Detailed Solution for Science Olympiad Mock Test - 2 - Question 17

Burning of a candle is an example of both a physical and a chemical change.
Burning of the paraffin wax is a chemical change as a new substances (carbon dioxide + water vapour) are formed along with the release of energy as heat and light.
However, melting of wax is a physical change.

Science Olympiad Mock Test - 2 - Question 18

Petrol, kerosene, and other petroleum products are separated by

Detailed Solution for Science Olympiad Mock Test - 2 - Question 18

Petrol, kerosene and other petroleum products are separated by the process of fractional distillation using a fractional column.  

Science Olympiad Mock Test - 2 - Question 19

Which of the following options is FALSE?

Detailed Solution for Science Olympiad Mock Test - 2 - Question 19

A weathercock shows the direction in which the air is moving at that place.

Science Olympiad Mock Test - 2 - Question 20

Which of the following substances is not soluble in water?

Detailed Solution for Science Olympiad Mock Test - 2 - Question 20

All of the given substances are soluble in water and are called solute. Solute is the substance which is dissolved in a solvent.  

Science Olympiad Mock Test - 2 - Question 21

Choose the correct word that can replace the question mark (?) to complete the relationship.

Bike : Petrol :: Air conditioner : ?

Detailed Solution for Science Olympiad Mock Test - 2 - Question 21

A bike runs on petrol. Similarly, an air conditioner runs on electricity.  

Science Olympiad Mock Test - 2 - Question 22

Choose the term that will come in place of the question mark (?) in the given relationship.

ABC : CDE : : MNO : ?

Detailed Solution for Science Olympiad Mock Test - 2 - Question 22

Every next letter for the corresponding term is obtained after getting two jumps in the original term.
A + 2 = C
B + 2 = D
C + 2 = E

Similarly,
M + 2 = O
N + 2 = P
O + 2 = Q

Science Olympiad Mock Test - 2 - Question 23

A is the father of B and C is the mother of D. M is the paternal uncle of D. If B and D are siblings, then how is M related to A?

Detailed Solution for Science Olympiad Mock Test - 2 - Question 23

B and D are siblings, so A and C are husband and wife.
M is the paternal uncle of D and hence, the brother of D's father, who is A.

Science Olympiad Mock Test - 2 - Question 24

Rearrange the following letters to make a single word and then choose the category to which it belongs:

Y L A T I

Detailed Solution for Science Olympiad Mock Test - 2 - Question 24

After rearranging the given letters, we get

Y L A T I = I T A L Y; which is a country.

Science Olympiad Mock Test - 2 - Question 25

The motion described by a simple pendulum is called

Detailed Solution for Science Olympiad Mock Test - 2 - Question 25

The motion described by a simple pendulum is called oscillatory motion as it moves back and forth.  

Science Olympiad Mock Test - 2 - Question 26

Which of the following is not a conductor?

Detailed Solution for Science Olympiad Mock Test - 2 - Question 26

Glass is not a conductor, while copper wire, sea water, and graphite are conductors of electricity.  

Science Olympiad Mock Test - 2 - Question 27

At what temperature is the density of water maximum?

Detailed Solution for Science Olympiad Mock Test - 2 - Question 27

At 4oC, the density of water is maximum.  

Science Olympiad Mock Test - 2 - Question 28

Mustard oil can be separated from water by

Detailed Solution for Science Olympiad Mock Test - 2 - Question 28

Mustard oil and water are immiscible and the mixture can be separated by decantation using a separating funnel.  

Science Olympiad Mock Test - 2 - Question 29

The instrument used to see above the water surface from submarine is

Detailed Solution for Science Olympiad Mock Test - 2 - Question 29

The instrument used to see above the water surface from submarine is called periscope. 

Science Olympiad Mock Test - 2 - Question 30

North pole of a magnet can be identified by

Detailed Solution for Science Olympiad Mock Test - 2 - Question 30

North pole of a magnet can be identified by another magnet having marked north and south poles by attracting or repelling it.  

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