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Choose the correct option for the given statements.

I. Plastics are generally good conductors of electricity.
II. Ropes made by bakelite are used in cranes and elevators.
III. Teflon is a special plastic on which oil and water do not stick.
IV. Plastic is non-biodegradable, hence not environment friendly.

According to the table, on which planet would a ball fall the fastest?



A Jupiter
B Saturn
C Neptune
D Earth

Read the given statements and select the correct options.
Statement 1 : Kerosene oil and wood do not catch fire on their own at room temperature.
Statement 2 : A combustible material cannot catch fire as long as its temperature is lower than its ignition temperature.

A Both statements 1 and 2 are true and statement 2 is the correct explanation of statement 1.
B Both statements 1 and 2 are true but statement 2 is not the correct explanation of statement 1.
C Statement 1 is true and statement 2 is false.
D Both statements 1 and 2 are false.

In the given diagram, when a weight of 100 g is hung from the spring, its length is 9 cm. When a weight of 150 g is hung from it, its length is 11 cm. What is the length of the spring when there is no weight hanging from it?


A 2 cm
B 4 cm
C 5 cm
D 7 cm

Karan walks 8 m towards North and then turn left and walks 7 m. Again he turns to right and walks 3 m. Finally, he turns right and walks 7 m. In which direction is he now with respect to the starting point?

AEast
BWest
CNorth
DSouth

A break in continuity of a bone is called fracture. Select the incorrect option regarding it.

AAs a first aid, one must ensure that the part fractured should not move.
BSimple fractures can heal naturally if not disturbed.
CA fractured bone cannot be repaired without medicines.
DFractures occur due to high force, impact or trauma.

Read the passage carefully and answer the following questions. A beam of white light falling on a glass prism gets split into seven colours marked 1 to 7 as shown in figure.

Which of the following statement is correct?

A The colours in the order of increasing wavelength are 1 < 2 < 3 < 4 < 5 < 6 < 7.
B The colours in the order of increasing frequency are 1 < 2 < 3 < 4 < 5 < 6 < 7.
C The colours in the order of decreasing speed are 7 > 6 > 5 > 4 > 3 > 2 > 1.
D The colours in the order of decreasing deviation are 1 > 2 > 3 > 4 > 5 > 6 > 7.

Which of the following molecules contains highest number of particles?

A 8 g of CH₄
B 4.4 g of CO₂
C 34.2 g of C₁₂H₂₂O₁₁
D 2 g of H₂

In hilly areas, houses are made with sloping roofs because it prevents ________.

A Mountain animals from getting into house
B Flood water to enter into house
C The house from breaking down in storms
D Snow from collecting on the roof

Aman went to watch a football match. He wrote his experience on a picture card as shown here.
His father explained that it is the force applied on the football which causes it to ________.


A Move faster or slower
B Stop moving
C Change its direction of motion
D All of these