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WorksheetsChristmas Vacation time pass
Total questions: 5
Worksheet time: 3mins
Which of the following characteristics will best prevent a tree from being blown over by high winds during a storm?
deep roots
long branches
thick bark
wide leaves
Food poisoning can be prevented by
cooking meat and poultry thoroughly
washing fruits and vegetables before eating or cooking
storing food properly
all of the above
A vacuum cleaner draws energy from an electric point,but does not use all that electrical energy in cleaning. In which form(s) is the wasted energy released?
only as sound
only as heat
as heat and sound
as sound and light
One way of controlling the number of mosquitoes is to spread a thin film of oil over open water bodies. How does oil help in reducing the number of mosquitoes?
The oil is an insecticide which kills mosquitoes
The oil prevents the larvae from breath in air
The oil poisons the water and kills the larvae
The oil helps the fish to eat the larvae
Sidharth was sitting in the back seat of a car while his mother was driving. Something happened because of which his head hit the seat in front of him.
What could have happened?
The car suddenly turned to the left.
The car started climbing up a slope
The speed of the car increased.
The car suddenly stopped.
