Std4 Science Test 2

The following are sources of energy except.
1. soil
2. Sun
3. Fuel
4. Wind
In soil, the matter that comes from living things is called _____________.
1. living
2. Inorganic
3. Organic
4. Air
There are__________ planets in the solar systems.
1. 9
2. 10
3. 7
4. 6
An instrument to measure rainfall is called a ___________.
1. millmetres
2. rain collector
3. rain gauge
4. rain measure
The following are gas planets expect ____________.
1. earth
2. Mars
3. pluto
4. Mercury
When a landfill is full, it is _____________.
1. covered with soil and leveled
2. recycled
3. turned into a dumping site
4. Thrown into a dustbin
Which household chemical can we use to purify water?
1. spary
2. handy andy
3. Domestos
4. Jik
In which season do we receive rainfall in Botswana?
1. winter
2. spring
3. Autumn
4. Summer
Rainfall is measured in _______________.
1. metres
2. milligrams
3. millimetres
4. centimetres
At a ___________, waste is sorted into different groups before being dumped.
1. bush
2. Dumpinng site
3. landfill
4. bin
Too much rain can cause _____________.
1. snow
2. raining
3. Drought
4. floods
The planet thats take the shortest time to orbit around the sun is ________________.
1. pluto
2. Earth
3. Mercury
4. Venus
The main source of energy is __________.
1. wood
2. the sun
3. Soil
4. fuel
The earth is very important planet because __________________.
1. it has rocks
2. None of the above
3. People and animals live on it
4. it has light
Which statement is not true?
1. germs can pollute water
2. River water is safe to drink
3. frying is a method of cooking food
4. Boiling can kill germs
Waste in pit latrine can pollute _____________.
1. tap water
2. Surface water
3. Underground water
4. river water
At Morupule ________ is burned to generate electricity.
1. money
2. Coal
3. The sun
4. Water
The panels on top of the roof, gets energy from the ________________.
1. wood
2. Gas
3. coal
4. sun
Which of this is not good effect of rain on the enviroment?
1. animals grow fat
2. Plants produce flowers
3. dams are filled with water
4. floods destroy our homes
True or False

Some waste can be used to make household items.
True or False

Neptune is the farthest planet from the sun.
True or False

A dumping site, waste is sorted for recycling.
True or False

Using a hosepipe for watering crops helps to save water.
True or False

Most of the energy we use comes from the things that burn.
Which planet only moves clockwise?