Download Science:Grade 4 Quarter (1) Revision Sheet(2016/2017)

Science:Grade 4
Quarter (1) Revision Sheet(2016/2017)
Multiple Choices
Identify the choice that best completes the statement or answers the question.
____
1. Which adaptation of this mountain lion enables it to catch the deer?
A.
B.
C.
D.
____
2. The animal shown below has webbed feet and a paddle-like tail. Where does this animal most
likely live?
A.
B.
C.
D.
____
thick fur
a long tail
strong legs
small ears
in a tree
in the desert
near a stream
on the polar ice
3. Which adaptation would you expect in animals that live in caves?
A.
B.
C.
D.
very good hearing
poor hearing
very good eyesight
brightly colored full
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____
4. Which adaptation will help the rabbit detect the wolf so that it can escape?
A.
B.
C.
D.
____
5. What adaptation keeps the plant below from losing water?
A.
B.
C.
D.
____
long, deep roots
flat, waxy leaves
long, shallow roots
bright, colorful flowers
6. In a grassland food chain, grasshoppers eat grass and meerkats eat grasshoppers. What is the
main role of the meerkat in this food chain?
A.
B.
C.
D.
____
thick fur
large ears
cotton tail
sharp teeth
It provides energy to the grass.
It obtains energy from the grass.
It provides energy to grasshoppers.
It obtains energy from grasshoppers.
7. Mrs. Anticoli’s students are testing conditions for germinating bean seeds. Which is the best way
for them to study how the amount of water affects the germination of the bean seeds?
A. give the seeds large amounts of water and watch to see if any of them will
germinate
B. give the seeds no water and wait to see if any of the seeds will germinate
C. give the seeds different amounts of water and record when each seed germinates
D. give each seed the same amount of water and watch to see which one germinates
first
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____
8. Marshall planted two bean seeds in the same kind of soil. He kept them at equal temperatures and
gave them the same amount of water, but exposed them to different amounts of sunlight. What is
Marshall trying to demonstrate?
A.
B.
C.
D.
____
that plants will grow when watered
that soil affects plant growth rate
that temperature affects plant growth rate
that sunlight affects plant growth rate
9. The magnolia is a flowering plant. The pine tree is a nonflowering plant. Both trees have similar
life cycles. What is the order of events in the life cycles of both plants?
A.
B.
C.
D.
seed, pollination, seed dispersal, fertilization
pollination, fertilization, seed, seed dispersal
fertilization, pollination, seed, seed dispersal
pollination, seed, seed dispersal, fertilization
____ 10. Maya is observing the growth of different bean seedlings. She places each seed on a wet paper
towel and seals it in a plastic bag. She puts all the seeds in a warm place to germinate. After they
germinate, she places a seed in the refrigerator, one in the middle of the room, and one on top of a
hot radiator. Which factor is Maya investigating?
A.
B.
C.
D.
the effect of water on plant growth
the effect of lack of soil on plant growth
the effect of temperature on plant growth
the effect of lack of oxygen on plant growth
____ 11. Elijah is preparing for a test on animal life cycles. He needs to remember how some animals go
through metamorphosis. Which animal would be an example of an animal that goes through
metamorphosis?
A.
B.
C.
D.
Coyote
sea turtle
grasshopper
nurse shark
____ 12. A female manatee usually has only one pup at a time. Which word best describes this part of the
life cycle?
A.
B.
C.
D.
Death
Growth
Maturity
Reproduction
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____ 13. A beach mouse and her pups are in a burrow. The pups are small and are still getting milk from
their mother. What stage in the life cycle of the pups is this?
A.
B.
C.
D.
Birth
Growth
Maturity
Reproduction
____ 14. An animal’s life cycle includes the stages of birth, growth, maturity, reproduction, and death.
Which of the following is an example of maturity?
A.
B.
C.
D.
A hognose snake hatches from an egg.
A bald eagle grows to its full adult size.
A crocodile lays a clutch of eggs near the banks of a swamp.
A white-tailed deer’s heart stops beating after living many years.
____ 15. Animals can be born and raised in many ways. Some animals lay eggs, others give birth to live
young, and others are born and raised in pouches. Which animal gives birth to live young?
A.
B.
C.
D.
Ant
Chipmunk
Bullfrog
Clownfish
____ 16. While hiking, Lori finds a quail’s nest. She notices that there are eggs in the nest. What is likely
to happen next in the life cycle of the quail eggs?
A.
B.
C.
D.
Flying
Growing
Hatching
Reproducing
____ 17. The bald cypress tree produces seeds that are protected within cones. This tree is found in Florida
swamps, where heavy rains create floods. The flood waters spread the cones throughout the
swamps. What role do the flood waters play in the life cycle of the bald cypress?
A.
B.
C.
D.
Pollination
Fertilization
seed dispersal
removal of dead leaves
____ 18. An empress tree is a flowering plant. This tree’s flowers have blue and violet markings. What is
the main role of the colored markings on the flowers?
A.
B.
C.
D.
to protect the plant from the sun
to produce pollen for reproduction
to attract insects to carry pollen
to disperse seeds to other parts of the local environment
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_
19. The table lists some features of the green briar vine.
Green Briar Vine Plant
Description
Feature
small, green-white
flower
tall, twining
growth pattern
pointed, shiny
Leaf
woody, with thorns
Stem
The life cycle of a green briar vine includes sexual reproduction. Which feature of the plant is
used for sexual reproduction?
A.
B.
C.
D.
Flower
Leaf
growth pattern
stem
____ 20. Millions of honeybees have vanished from their hives throughout the country recently. No one is
sure why the bees have disappeared. However, many people are concerned. Why are people
concerned about what is happening to the honeybees?
A.
B.
C.
D.
Bees help with seed dispersal.
Bees help protect seeds in nonflowering plants.
Bees pollinate many flowering plants.
Bees protect seeds until they start to germinate into seedlings.
____ 21. In a grassland food chain, grasshoppers eat grass. Then meerkats eat grasshoppers. What is the
main role of the grasshopper in this food chain?
A.
B.
C.
D.
make a new habitat
be a source of energy
clear grass for space to live
lay eggs to make more grasshoppers
____ 22. Which statement best describes this picture?
A. A population of elephants lives in the savanna.
B. A community of elephants lives in the savanna.
C. Elephants and grasses make up a savanna population.
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____ 23. Which identifies the nonliving parts important in all ecosystems?
A.
B.
C.
D.
air, heat, rocks, water, and soil
air, water, soil, sunlight,trees, and temperature
grass, temperature, sunlight, heat, and rocks
water, soil, sunlight, rocks, and sheep
____ 25. Which statement is true about a community?
A.
B.
C.
D.
A community is all the same species living in different ecosystems.
A community is made up of one kind of population living in one place.
A community is made up of different populations that depend on one another.
A community is made up of different populations that do not interact with one
another.
____ 26. This picture shows the life cycle of a frog. How does a frog’s niche change when it is fully
grown?
A.
B.
C.
D.
The frog uses legs to move and live on land.
The frog uses a tail to move and live on land.
The frog uses legs to swim and live in water.
The frog uses a tail to swim and live in water.
____ 27. Ecosystems have producers, consumers, and decomposers. Why are producers important in an
ecosystem?
A.
B.
C.
D.
They produce food for consumers.
They break down remains of dead plants.
They produce food for other producers.
They consume food for other consumers.
____ 28. Which statement about nonvascular plants is correct?
A.
B.
C.
D.
They have roots that take in water.
They have roots that anchor the plant in the soil.
They make up the majority of all plants.
They do not use photosynthesis to make food.
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30. Which of the following vegetables is a root?
A.
B.
C.
D.
____ 31. Which part of a vascular plant produces food through photosynthesis?
A.
B.
C.
D.
Flower
Root
Veins
Leaves
____ 32. The picture shows the steps that happen during photosynthesis.
What is happening at Step 4 in the picture?
A.
B.
C.
D.
Sugar is entering the leaf, and water vapor is exiting.
Carbon dioxide is entering the leaf, and water vapor and oxygen are exiting.
Carbon dioxide and chlorophyll are entering the leaf, and oxygen is exiting.
Water vapor and chlorophyll are entering the leaf, and carbon dioxide is exiting.
____ 33. Which part of a vascular plant anchors the plant in the ground?
A.
B.
C.
D.
Stem
Root
Veins
Leaves
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____ 34. Len has two green plants. He keeps one on a sunny windowsill. He keeps the other one in a shady
part of the same room. He gives both plants the same amount of water. What will happen to the
two plants?
A.
B.
C.
D.
The plant in the sun will grow faster.
The plant in the sun will die.
The plant in the shade will grow faster.
The plant in the shade will die.
Complete the following statements:
1. The process by which plants make their own food ………………………………
2. Plants with tubes that move water, minerals and sugar are called
………………………………
3. The substance in leaves that capture sunlight is called ………………………………
4. Mosses are examples of ……………………………… plants
5. When a sperm joins an egg, ……………………………… process takes place.
6. When the seed sprouts, it ………………………………
7. The underside of the fern leaves has ………………………………
8. From the pollinators ……………………………… and ………………………………
9. Animals that have a larva stage and a pupa stage goes under
……………………………… metamorphosis.
10. The type of behavior that the animal do without learning ………………………………
11. The woodpecker would be the best for picking ……………………………… out of
wood
12. A rain forest is an ………………………………
13. A lion is a ………………………………
14. Bacteria are ………………………………
15. Sunlight + ……………………………… + ………………………………
Sugar
+ ………………………………
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Choose:
1- An ostrich has long, strong leg ( physical adaptation – behavioral adaptation)
2- A male penguins huddle together to stay worm ( physical adaptation –
behavioral adaptation)
3- A monkey is ( producer – decomposer – consumer)
4- When a sperm joins an egg ( Fertilization – Pollination – Germination)
5- From pollinators ( Snail – Butterfly – plant )
6- Some seeds are covered in little hooks are called ( Burs – fruit – cone)
7- The name of the male part in the flower is ( pistil – petal – stamen )
8- Butterflies go through ( Complete metamorphosis- incomplete
metamorphosis)
Short answers
Compare between vascular and non vascular plants.
…………………………………………………………………………………………………………………
…………………………………………………………………………………………………………………
……………………………………………………………………
List three ways a seed forming plant can be pollinated
…………………………………………………………………………………………………………………
…………………………………………………………………………………………………………………
…………………………………………………………………………………………………………………
Compare between pollination and fertilization
…………………………………………………………………………………………………………………
…………………………………………………………………………………………………………………
…………………………………………………………………………………………………………………
Compare between complete metamorphosis and incomplete
metamorphosis
…………………………………………………………………………………………………………………
…………………………………………………………………………………………………………………
…………………………………………………………………………………………………………………
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Monkey lives in the forest, what physical adaptations does it have that
help it to survive in this environment?
…………………………………………………………………………………………………………………
…………………………………………………………………………………………………………………
…………………………………………………………………………………………………………………
A penguin lives in arctic polar environment, What physical adaptations
does it have that help it to survive in this environment?
…………………………………………………………………………………………………………………
…………………………………………………………………………………………………………………
…………………………………………………………………………………………………………………
Write the four non- livings things in the ecosystem
…………………………………………………………………………………………………………………
…………………………………………………………………………………………………………………
………………………………………………………………………………………………………………
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