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Science Quiz
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What will happen to the grasshopper, if the hawk population increase? Explain.
The grasshopper will increase because the hawk will eat the mouse, so there'll be less mout eat the grasshopper
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What is a carnivore?
Animals that eat meat/other animals
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Which living things act as producer?
plants
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Mention 2 reason why the number of tadpole in an ecosystem decrease.
there are many predators eat them, the tadpole turns into frog
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The plants part that take in carbon dioxide and release oxygen in plants
Stomata
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give 1 example that heat transfer causing change of shape
ice cream melts/ water evaporates
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Mom put a plate of hot rice on the table. The she left it for awhile. When she came back, the rice was already cold. What was the reason?
The heat from the rice transffered to the surrounding
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Mention 3 example of flammable liquid
cooking oil, petrol, alcohol
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Why does the handle of pan made of plastic?
because plastic is a poor conductor of heat so our hands will not be burned
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During iodine test, what is the change of color you will observe if the leaves store starch?
from brown to black/dark blue
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Make a food chain consist of 4 organisms
(accept possible answers)
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Part of plants that traps light energy
Chlorophyll
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Why do we use styrofoam cup for hot coffee?
styrofoam is a poor conductor of heat so the coffee will not get cold easily
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What do plants need for photosynthesis?
water, sunlight, carbon dioxide
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Animals that chase and kill other animals for food
predator
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Food chain always starts with?
producer
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Corn plants stores its starch in _________________
kernels
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boiling water in kettle is an example of which method of heat transfer?
convection
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The role of root in photosynthesis process
Take in water from soil
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Which part store starch?
C
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