#### 6th Standard Maths English Medium Free Online Test Book Back 1 Mark Questions with Answer Key Part - 3

6th Standard

Reg.No. :
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Science

Time : 00:10:00 Hrs
Total Marks : 10

Part A

10 x 1 = 10
1. While measuring length using a ruler, the position of your eye should be

(a)

Left side of the point.

(b)

Vertically above the point where the measurement is to be taken.

(c)

Right side of the point

(d)

Any where according to one’s convenience.

2. Seeds from water-melon can be removed by ____________ method.

(a)

hand-picking

(b)

filtration

(c)

magnetic separation

(d)

decantation

3. The habitat of water hyacinth

(a)

Aquatic

(b)

Terrestrial

(c)

Desert

(d)

Mountain

4. Choose the set that represents only biotic components of a habitat

(a)

Tiger, Deer, Grass, Soil

(b)

Rocks, Soil, Plants, Air

(c)

Sand, Turtle, Crab, Rocks

(d)

Aquatic plant, Fish, Frog, Insects

5. The unit of heat is

(a)

newton

(b)

joule

(c)

volt

(d)

celsius

6. Out of the following an example of a desirable change is

(a)

rusting

(b)

change of seasons

(c)

earthquake

(d)

flooding

7. Name the cable that connects CPU to the Monitor

(a)

Ethernet

(b)

Power Cord

(c)

HDMI

(d)

USB

8. Using R.O. plant at home eliminates lot of non-potable water. The best way to effectively use the expelled water of R.O. plant is_________.

(a)

make the expelled water go and seep near the bore well

(b)

use it for watering plants

(c)

to drink the expelled water after boiling and cooling

(d)

to use for cooking as the water is full of many nutrients

9. It is an undesirable change that occurs in air and water.

(a)

Recycling

(b)

Reuse

(c)

Pollution

(d)

Reduce

10. Which of the following is correct?

(a)

Free and Open source

(b)

(c)

Passive and Open source

(d)