Font size
WorksheetsRevision
Total questions: 30
Worksheet time: 30mins
Air Pollution happened
when smoke and dust enter the air
when we breathe
when we ride a bicycle
when we do exercises
Land pollution occurs because of
recycling
misuse of chemical fertilizers
throwing rubbish into the river
burning rubbish
Water pollution is caused by
wild animals
plants
human activities
smoke from cars
Places with many trees are cooler than other places.
yes
no
Trees take in oxygen and give out carbon dioxide'
True
False
Most people suffered Asthma because of
light pollution
land pollution
water pollution
air pollution
noise pollution
3Rs means
reduce
reuse
recycle
all of the above
Reduce means
to use less
to use again
to change something new
Reuse means
to change something new
to use less
to use again
Recycle means
to use again
to change something new
to use less
What kind of food do plants make during photosynthesis?
carbon dioxide
light
sugar
water
Plants have different size or shape.
Yes
No
All plants are big and have thick stem.
True
False
Big, tall and strong plants are called____________.
Creepers
Trees
Creepers grow along the ___________.
Stick
ground
Plants are important because
animals use them as food
they give us food
both are correct
What is this plant shown in picture an example of?
Bulb
Tuber
Cutting
Spore
Taro is grown from tuber and it is a
fruit
flower
vegetable
Bulbs and Tubers are grown
over the ground
under the ground
creepers
on the trees
What does a plant need to grow ?
You eat the leaf of me.
Fruits can be eaten raw.
False
True
Grains of ______ are used to make popcorn.
Wheat
Maize
Rice
I'm yellow in colour and known as the king of fruits Who am I ?
What is deforestation?
When forests are cut down.
Eating too much vegetables
Going to a forest and pulling weeds
Clearing the five trees in my backyard
