WEEKLY ASSESSMENT
BASIC SCIENCE
BASIC 9
Doc. Ref: TRA-EXM-STDA-BSC/2021
NAME: …………………………………………………..
“Providing Quality, Value-based Education (VbE) and Lifelong Learning Experience”
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Please take a few minutes to read the instructions before you start. Barakallahu Feekh!
PART A – MULTIPLE CHOICE
Instruction: Choose the correct answer from the options lettered A-D
1. What is one way that a tiger and a toad are similar?
A. Their skin is adapted for hunting at night.
B. Their skin keeps them cool in the sun.
C. They are both good swimmers.
D. Their color helps them hide to get food.
2. Which of these could be a helpful adaptation for an organism that lives in the North
Pole?
A.
B.
C.
D.
Ability to fly or run fast.
Strong legs to jump high.
Thick fur and layers of fat.
Hard shell around the body.
3. Which of the following changes to the environment would most likely result in deer
moving out of an area to a new habitat?
A.
B.
C.
D.
A decrease in the number of predators.
A decrease in the numbers of disease carrying insects.
A loss of the kinds of plants they eat.
Several winters with warmer temperatures.
4. A trait that helps a living thing survive.
A.
B.
C.
D.
instinct
mimicry
camouflage
adaptation
5. Something that allows a living thing to blend into its surroundings.
A.
B.
C.
D.
adaptation
instinct
camouflage
mimicry
6. Which foot is best suited for a wet environment?
A.
B.
C.
D.
Clawed foot with talon
Human-like foot
Webbed foot
Small clawed foot without a talon
7. Desert plants need shallow roots so they can collect water quickly.
A. True
B. False
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8. I am an animal that lives in the arctic. I have adaptations that allow me to survive in my
environment. Which of the following is an adaptation that will allow me to survive the
arctic?
A. thick white fur
B. speed
C. digging in the ground
D. short, fluffy tail
9. Which one is the BEST definition of the word adaptation?
A.
B.
C.
D.
a behavior that helps a living thing survive
..body part or behavior that helps a living thing survive
a body part that helps a living thing survive
a feature that helps a plant survive
10. A cactus can live in the desert because of this adaptation
A. has wide flat leaves to catch water
B. has shallow roots
C. thick, waxy leaves help it store water
11. Some plant seeds are equipped with hooks and tough hair on their seeds to
A. Have seeds carried by water
B. Allow their seeds fly to other places
C. Disperse their seeds by animals
D. To prevent the seeds from being eaten.
12. Chemical messengers that are produced in the plant and control growth.
A.
B.
C.
D.
Hormones
Tropisms
Compounds
Sugars
13. What are the products of photosynthesis?
A.
B.
C.
D.
water and carbon dioxide
oxygen and glucose
oxygen and carbon dioxide
oxygen and water
14. What molecule absorbs sunlight for photosynthesis?
A.
B.
C.
D.
chloroplast
thylakoid
grana
chlorophyll
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15. What is the energy conversion during photosynthesis?
A.
B.
C.
D.
chemical --> chemical
thermal --> electrical
chemical --> electrical
radiant --> chemical
16. The reactants of photosynthesis are
A.
B.
C.
D.
sugar and water.
sugar and oxygen.
carbon dioxide and water.
carbon dioxide and oxygen.
17. The male part of the flower is known as the _____.
A.
B.
C.
D.
stamen
pistil
ovary
petal
18. Where is pollen made?
A.
B.
C.
D.
ovary
petal
pistil
anther
19. This is the top part of the pistil of a flower which receives the pollen grains; germination
happens here.
A.
B.
C.
D.
petal
sepal
filament
stigma
20. The purpose of seed dispersal is for the seeds to __________.
A.
B.
C.
D.
germinate at the same time
move to the same place and grow
move further away from the parent plant
compete with one another for minerals in the soil
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21. How are coconuts dispersed?
A. by animals
B. by water
C. by wind
22. Why it is better for seeds to be scattered far and wide?
A. To provide shelter to other animals.
B. For farmers to see which soil is good for the plants.
C. For plants to have a better chance of growing healthier.
23. I have parachute like structures. What is likely my dispersal method?
A.
B.
C.
D.
wind
water
animals
explosive action
24. My fruits have wings to move with wind. What is likely my dispersal method?
A.
B.
C.
D.
wind
water
animals
explosive action
25. My pod splits open and seeds are thrown out with a force. What is likely my
dispersal method?
A.
B.
C.
D.
wind
water
animals
explosive action
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SECTION B
Question 1
A. Explain why animals depend on plants to keep them alive.
B. Describe how carbon dioxide and water reach the chloroplasts in leaves
C. What is added to the water used in hydroponic systems?
D. List the four main elements plants obtain from minerals
Question 2
A. Give two reasons why some metals need to be removed from soil or water.
B. Explain why some plants are called hyperaccumulators
C. List the main differences between insect-pollinated and wind-pollinated flowers
D. Describe the differences between pollination and fertilisation.
Question 3
a Choose two seeds that are dispersed by the wind.
b Which seed is dispersed by water? [1]
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c Which two seeds are dispersed by animals? [2]
d Which seeds are shot into the air when their seed pod bursts?
Question 4
A. Describe three adaptations that help arctic animals conserve heat
B. List four methods scientists use to study animals in their natural environment.
C.
D.
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