User Forum

Which of the following is correct regarding fourth level in a food chain?
1. Can be a tree
2. Can never be a tree
3. Can be a herbivorous animal
4. Can never be a herbivorous animal
5. Can be a carnivorous animal

A 1, 3 and 5 only
B 2, 4 and 5 only
C 1, 4 and 5 only
D 2, 3 and 5 only

During a thunderstorm, we see lighting before we hear thunder because ________.

A Light travels in a straight path while sound does not
B Light travels faster than sound
C Light gets reflected back from clouds while sound does not
D Light travels through vacuum while sound cannot

In the given diagram, when object P was placed near object Q, the plastic ball was pushed off the table. What could objects P and Q be ?

P----------Q

ASteel---Plastic
BNickel---Magnet
CIron---Steel
DMagnet---Magnet

Study the given relationship and select the option that correctly identifies X.


A
B
C
D

Study the given Venn diagram and select the correct option for P, Q and R.

Refer to the given Venn diagram.


Which of the following motions is most likely tobe S?

AA Potter's wheel
BMotion of a pendulum
CA spinning top
DPlanetary motion

What conclusion can you make about the average daytime temperature of the planets?

AThe size of the planet determines its temperature.
BNearer the planet to the Sun, the lower its temperature.
CThe distance of the planet from the Sun determines its temperature.
DLonger the planet takes to revolve around the Sun, the higher its temperature.

Read the given statements.
1. Cooking makes the food soft, tasty and easy to chew and digest.
2. Reheating food again and again restores nutrients in the food.
3. Eating junk food very often can lead to health problems.
4. Old people need food that is hard and raw.
Which of these statements is/are INCORRECT?

A 1, 2 and 3 only
B 3 and 4 only
C 2 and 4 only
D 3 only

Study the given figures regarding different beaks X, Y and Z.

Which of the following is INCORRECT regarding X, Y and Z?

A Y could possess curved claws called talons to catch prey.
B Z could possess three toes in front and one at the back to perch on to a branch.
C X could possess webbed feet.
D Both A and B

A boy set up an experiment as shown in the diagram. As he slide the magnet across the wooden board, the ball bearing followed the magnet’s movement and direction. What does the experiment show?

(i) Magnetic force can be seen due to friction between ball bearing and wooden board.
(ii) Friction and gravity help to move the ball bearing.
(iii) The ball bearing is made of a magnetic substance.
(iv) Magnetic force can pass through the wooden board.

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