Study the given flow chart and identify the objects W, X, Y and Z.
| W | X | Y | Z | |
|---|---|---|---|---|
| A | Clay tile | Steel sheet | Aluminium foil | Chalk |
| B | Rubber band | Glass | Iron rod | Clay tile |
| C | Sponge | Steel sheet | Clay tile | Glass |
| D | Iron rod | Rubber band | Chalk | Glass |
Refer to the given Venn diagram and select the option that correctly identifies animals W, X, Y and Z.
| W | X | Y | Z | |
|---|---|---|---|---|
| A | Platypus | Cobra | Alligator | Salamander |
| B | Koala | Crane | Sea turtle | Mosquito |
| C | Arctic tern | Chameleon | Frog | Viper |
| D | Ladybird beetle | Ostrich | Parrot | Red panda |
Read the given passage and fill in the blanks by choosing an appropriate option. There are some changes in which heat from outside is absorbed leaving the surroundings cooler while in other changes heat is given out making the surroundings warmer. A change in which heat is given out is called a/an _(i)_ change e.g., _(ii)_ , while a change in which heat is taken in is called a/an _(iii)_ change e.g., _(iv)_. There are many changes in which heat is neither
given out nor taken in e.g., _(v)_.
| (i) | (ii) | (iii) | (iv) | (v) | |
|---|---|---|---|---|---|
| A | Exothermic | Burning of paper |
Endothermic | Glowing of an electric lamp |
Mixing salt and water |
| B | Periodic | High and low tides |
Fast | Mixing flour and water |
Dissolving glucose in water |
| C | Exothermic | Slaking of time |
Endothermic | Dissolving glucose in water |
Mixing sand and water |
| D | Endothermic | Setting of cement |
Exothermic | Boiling an egg |
Mixing sand and salt |
Study the given Venn diagram carefully and identify P, Q, R and S.
| P | Q | R | S | |
| A | Milk | Honey | Shampoo | Petrol |
| B | Kerosene | Plasticine | Honey | Olive oil |
| C | Butter | Spirit | Shampoo | Honey |
| D | Camphor | Soap solution | Fruit jelly | Mustard oil |
In the given cycle, fill in the missing phases of moon.
| (i) | (ii) | (iii) | (iv) | |
| A | New Moon | Half Moon | Full Moon | Half Moon |
| B | Full Moon | Half Moon | New Moon | Half Moon |
| C | Gibbous Moon | New Moon | Half Moon | Full Moon |
| D | Gibbous Moon | Crescent Moon | Full Moon | New Moon |
The diagram shows a magnet being used to pick up a steel bar. The S-pole of the magnet is close to the centre Y of the steel bar as shown. What are the poles induced in the steel bar at X, Y, and Z?
| Pole induced at X |
Pole induced at Y |
Pole induced at Z |
|
|---|---|---|---|
| A | N | N | N |
| B | N | S | N |
| C | S | N | S |
| D | S | S | S |
