Bài tập Tiếng Anh tích hợp Lớp 4 - Grade 4: Science Review

rom the options below, what is another method of pollination?
water wind pollution freezing
5. Which of the words below does not describe a method of seed dispersal?
explosion animal wind sand
6. A student is investigating how temperature
affects the germination of seeds.
They put some seeds on wet tissue paper in
eight different dishes.
They put 15 seeds in each dish.
They add 5 ml of water to each dish every day.
They keep each dish at a different temperature.
What variable (factor) are they changing?
the amount of water the number of seeds the amount of sunlight the temperature
37. The diagram shows a tree growing in a corn field.
The corn does not grow well under the tree.
Give one reason why the corn does not grow well under the tree.
________________________________________________________________________
8. In which habitat would a frog normally live?
saltwater desert freshwater polar
9. How has a polar bear adapted to its habitat?
it has red fur it has a hump to store fat it has blunt teeth to bite
its prey
it has thick fur to keep
warm
410. Two students are sorting animals using the identification key below.
Which animal in the identification key has a trunk?
butterfly elephant sparrowhawk camel
511. Look at the food chain below. One animal is missing.
a) From the options below, what animal could it be?
horse whale mouse cat
b) Which word can be used to describe the owl?
prey herbivore predator producer
12. What is the best definition of ‘deforestation’?
planting trees cutting down trees cleaning the forest polluting trees
?
613. The animal below is a giraffe.
Draw a line to match each adaptation with how it helps the giraffe.
Adaptation How it helps the giraffe
Long neck
To pull leaves from trees
while avoiding sharp thorns
Long legs To hide from predators
Camouflage To eat the leaves from tall trees
Long and strong tongue To move quickly
714. a) What is the definition of a vertebrate?
__________________________...ir investigation one two
In order to have a __________ test, you should only
change __________ variable (factor).
921. The drawing shows a half-full bottle of a fizzy juice drink.
There are four labels on the drawing:
Write each label in the correct column to show if it is a solid, a liquid or a gas.
One has been done for you.
22. What shape are the Earth, Sun and Moon?
circle square sphere solid
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23. How long does the Moon take to orbit the Earth?
365 days 28 days 24 hours 7 days
24. Which of the statements below is true?
the Sun orbits the Earth the Moon orbits the
Earth
the Sun orbits the Moon the Earth orbits the
Moon
25. The picture below shows a tree and the shadow it makes on a sunny day.
Which letter shows where the Sun was when this shadow was formed?
A B C D
26. How long does it take for the Earth to spin on its axis once?
24 hours 1 hour 28 days 365 days
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27. Which statement about an opaque object is true?
it is pink in colour it is a source of light it blocks light it lets most light through
28. The picture shows a torch, a box and a wall. The torch is switched on.
Why is there a shadow?
________________________________________________________________________
29. What is the scientific word for the solid part of a solution?
solution solute dissolve solvent
30. Claude puts a sugar cube into his cup of hot tea. What happens to the sugar cube?
it freezes it dissolves it evaporates it turns into a gas
___ The end ___