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WorksheetsBAT science 2nd term
Total questions: 20
Worksheet time: 10mins
Ali took two similar plants. He put one plant near the window and the other inside a cardboard box with a table lamp that was switched on. He gave an equal amount of water to both plants. A few hours later, he wanted to check if the leaves of the plants had made food by the process of photosynthesis. What should he test for?
For the presence of starch
For the presence of chlorophyll
For the presence of water
For the presence of carbon dioxide
Sonia did the following activity. She put some moist cotton on two identical trays and left a few seeds on each tray. She kept one tray in a shoe box with some holes on the top and the other near the window. She sprinkled water on both the trays and noted her observations for a week every day.Why did Sonia do this experiment?
She wanted to find out if plants grow well in a shoe box.
She wanted to find out if plants grow well near the window.
She wanted to find out if the amount of water affects growth
She wanted to find out if the amount of light affects growth
What is asexual reproduction in plants?
When plants reproduce using insects and animals.
When plants reproduce using seeds.
When new plants come from a single parent plant.
When new plants come from two parent plants.
What part of a plant produces seeds?
leaf
flower
root
stem
Some animals give birth to young ones. Some others lay eggs and hatch their young ones. Among these
animals, which one gives birth to live young?
Horse
Snake
Earthworm
Crab
Select the correct order for a frog's life cycle?
Eggs, tadpole, froglet, frog.
Froglet, eggs, frog, tadpole
Eggs, froglet, tadpole, frog
Tadpole, froglet, egg , frog
Which of these suggests that the earth rotates on its axis?
the occurrence of seasons
the occurrence of day and night
the occurrence of cyclones
the formation of eclipses
Arrange the following from the smallest to the largest.
Moon, Jupiter, Earth, Sun
Moon, Earth, Sun, Jupiter
Moon, Earth, Jupiter, Sun
Earth, Moon, Sun, Jupiter
What is earth's revolution?
When earth orbits around the sun
When the sun spins around the earth
When earth bounces
When the earth spins on it's axis
If a rocket leaves Earth and travels through the solar system away from the sun, which object’s orbital path will the rocket pass first?
Moon
Venus
Pluto
Mars
Water can pass through blotting paper. Sand cannot pass through it. Amit made a cone of blotting paper as shown in the figure. He poured sandy water into it. What will come out into the jar?
Sand only
Water only
Sand and water
Neither sand nor water
Bread placed in a toaster turns brown then black if turns too long. What is needed for this chemical change to take place?
Heat energy had to be added
Heat energy had to be taken away
Certain amount of time has been passed
The bread had to be taken out of the wrapper.
Ravi is dissolving some sugar cubes in a glass of water. Which of these actions will make the sugar dissolve faster?
Adding more sugar
Using cold water
Powdering the sugar cubes first
Using less water
Malik made 4 different dolls using the following materials:
Wax, Sugar, Plastic, Marble
He kept each dolls in a separate bucket of cold water and left them there for a whole night. In the morning when he checks them, the dolls made of which of these materials would have lost its shape?
The wax one
The plastic one
The sugar one
The marble one
Soil is important for plant growth because it _____.
does not let plant roots grow too deeply
contains nutrients to help plants grow
moves easily from one place to another
makes the Earth's surface hard
A person will see a flash of lightning before they hear the thunder that goes with it because
light travels faster through the atmosphere than sound
The eye is quicker than the ear
moves easily from one place to another
Sound travels faster through the atmosphere than light
Ahmed keeps a thermometer in a glass of cool water. Why the liquid inside the thermometer does fall down?
Gravity pushes it up
Coldness of water makes it contract
Molecules of mercury are close to each other
Air pressure above the water pulls it.
What material would be safest to use as an insulator to cover electrical wires?
Tin
Rubber
Aluminium
Water
What most likely would happen if the frog population decreased in the area?
The grass would grow taller.
The heron would have more fish to eat.
The fish population would increase.
The grasshopper population would increase.
What evidence shows that melting of ice is a physical change?
It react with the oxygen in air
It changes to water
It is hard and white
It is cold to touch
