Std5 Science Test 2

Which of the following is an environmental problem?
1. Observation
2. Analysing
3. Communication
4. Littering
What is the importance of photosynthesis to plants?
1. Plants make water
2. Plants make chlorophyll
3. Plants make their own food
4. Plants make sunlight
Rain water can be collected in the following ways EXCEPT
1. Dams
2. Reservoir
3. Rivers
4. Tanks
Which of the following is NOT a condition necessary for photosynthesis?
1. Sunlight
2. Carbon dioxide
3. Oxygen
4. Water
Invertebrates are animals with _______________.
1. Backbones
2. Gills
3. Feathers
4. No backbones
Rusting can be prevented by _________________.
1. Heating
2. Painting
3. Colouring
4. Shading
Use the picture below to answer questions 7 and 8

What process is taking place at B?
1. Oxidation
2. Condensation
3. Evaporation
4. Precipitation
Use the picture below to answer question that follows

Where in the diagram does evaporation take place?
1. D
2. C
3. B
4. A
The following are ways of reducing soil erosion EXCEPT
1. Preventing veld ﬁres
2. Ploughing across the slope
3. Keeping the soil covered with plants
4. Letting animals graze on the same area for too long
Which of the following conditions are necessary for photosynthesis?
1. Water, carbon dioxide, sunlight
2. Chlorophyll, carbon dioxide, humus
3. Carbon dioxide, soil, water
4. Sunlight, water, oxygen
The pie chart below shows components of air
Use the pie chart below to answer question

Which components are labeled W?
1. Nitrogen
2. Oxygen
3. Other gases
4. Carbon dioxide
The pie chart below shows components of air
Use the pie chart below to answer question

Which letter represents the major part of the components of air?
1. W
2. Z
3. X
4. Y
The following are properties of air EXCEPT
1. Contracts when heated
2. Occupies space
3. Colourless
4. Expands when heated
Use the information below to answer question below

There is a strong dangerous smoke from Selibe Phikwe chimneys. This smoke destroys plants and as a result animals do not have anything to eat.

What kind of problem is shown by the statement above?
1. Animal problem
2. Human problem
3. Air pollution
4. Environmental problem
Use the information below to answer question below

There is a strong dangerous smoke from Selibe Phikwe chimneys. This smoke destroys plants and as a result animals do not have anything to eat.

Which gas is produced during the process?
1. Nitrogen
2. Carbon—monoxide
3. Carbon-dioxide
4. Oxygen
What is air?
1. A mixture of different gases
2. A mixture of rust
3. A moving air
4. A mixture of carbon dioxide and oxygen
A term that best describes the amount of water vapour in the atmosphere?
1. Clouds
2. Humidity
3. Precipitation
4. Thunder
An intelligent guesses or possible explanation given by a scientists when something happens is called ______________.
1. Observation
2. An experiment
3. Hypothesis
4. Communication
Which of the following is a characteristic of invertebrate?
1. They have skull and brain
2. They have no backbone
3. They have a skeleton inside their bodies
4. They have a heart and a blood system
Use the table below to answer questions

Name the group labeled B
1. Mammals
2. Birds
3. Fish
4. Reptiles
Water can be conserved by ________________.
1. Fixing leaking taps
2. Washing a car using a hose pipe
3. Watering plants on a hot day
4. Washing hands under a running tap
Use the information below to answer question that follows

Katlego thinks that when she eats food from a plate that was used by a person who has HIV /AIDS she will get it.

Which scientiﬁc process is shown by a statement above?
1. Comparing
2. Analysis
3. Hypothesis
4. Conclusion
Anything that has mass and volume is called ______________.
1. Water cycle
2. Energy
3. Matter
4. Condensation
Use the diagram to answer question that follows

The diagram above is a
1. Wind vane
2. Rain gauge
3. Barometer
4. Thermometer
Which of the following is NOT a skill used by scientists when they want to get new ideas?
1. Observation
2. Experiment
3. Hypothesis
4. Colouring