User Forum

Energy that is fixed and then transformed through a food chain is _________.

AMechanical energy
BKinetic energy
CSolar energy
DPotential energy

Ten male animals each of type P and Q were living together for few months in captivity in a well defined area (full of greenery). Other types of animals were not present in this area. Then, an animal R was introduced in this area. After few days, their numbers were counted as shown in the table. What does this indicate?


AR is a carnivore.
BQ is a herbivore.
CP is a herbivore.
DAll of these

Refer to the given flow chart and select the option which correctly identifies P-S.

The given figure shows changes in states of matter from one form to another. Identify the processes (1 - 5) involved in different steps.
Which of the following is evaporation, sublimation and condensation respectively?


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

Study the given flow chart and identify the objects W, X, Y and Z.

Refer to the given Venn diagram and select the option that correctly identifies animals W, X, Y and Z.

Select the option that on unscrambling gives the name of a planet that rotates from east to west.

ATUIPJRE
BAURTNS
CUERYMCR
DRAUUNS

In the given cycle, fill in the missing phases of moon.

Refer to the given table to identify P, Q, R and S and select the correct statement regarding them.


AP can be Budh.
BQ can be the natural satellite of Earth.
CR can be the morning or evening star.
DS can be the ringed planet of our solar system.

Which of the following can be found in the given word grid?


AAn insect that attacks clothes made from natural fibre.
BA natural fibre that gives odour of burning paper upon burning.
CA fibre obtained from pupa of an insect.
DFirst synthetic fibre made by man.