Standard V

Q. If the light source is moved away from the object, then

1. size of shadow decreases
2. size of shadow increases
3. shadow disappears
4. size of shadow remains same

Q. Shadow is shortest during the sunset.

1. True
2. False

Q. If the light source is in the east, then the shadow of the object is seen on the ____

1. east
2. south
3. north
4. west

Q. The colour of the shadow of a blue coloured book is:

1. Green
2. Blue
3. Black
4. Red

Q. Which of the following things are necessary for the formation of shadows?

1. Light source
2. Heat
3. Screen or wall
4. Opaque or translucent object

Q.

Pollination in this kind of plant occurs primarily with the help of

1. wind

2. insects

3. water

4. humans

Q.

If we want to grow potato and ginger in our garden which part of the plant should we use?

1. Stem

2. leaves

3. Root

4. Root

Q. Which part of the plant contains chlorophyll?

1. Flower
2. Leaf
3. Fruit
4. Root

Q.

The vegetative propagation through roots takes place in

1. beetroots

2. mangoes

3. pumpkin

4. tomato

Q.

Sex cells are not required in ___ reproduction.

1. sexual

2. sexual

3. sexual

4. asexual