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- 1. Multiple Choice
What are the basic parts of almost all plants?
A leaves and vegetables
B roots, stems, and leaves
C water, air, and light
D stems, leaves, seeds, cones, roots, flowers, and bark
- 2. Multiple Choice
According to the diagram, where does pollen go when it leaves a stamen?
A to a pistil on the same flower or another flower
B to a stamen on the same flower or another flower
C only to a pistil on the same flower
D only to a pistil on anotherflower
- 3. Multiple Choice
Which process is shown in this diagram?
A transpiration
B fertilization
C pollination
D photosynthesis
- 4. Multiple Choice
You have learned that the world is full of many kinds of plants and that plants are important to people and other animals. How can you help make sure that the world will always have many kinds of healthy plants?
planting new trees
avoid breaking off branches
helping to clean up or preserve an area so plants can grow there
writing letters to officials encouraging them to protect endangered plant species
- 5. Multiple Choice
Read this sentence:
Plants use water, carbon dioxide, and light during photosynthesis.
What does the word photosynthesismean in this sentence?
the process plants use to get what they need from the soil
the process plants use to spread their seeds
the process plants use to make more of themselves
the process plants use to make food
- 6. Multiple Choice
What would most likely happen if you didn’t let one of the leaves on a plant get air or light?
The plant could not grow any fruit.
The leaf would die
There would be no changes to the leaf or the plant.
The plant would die.
- 7. Multiple Choice
How do most plants reproduce?
They take in carbon dioxideand give off oxygen.
Their flowers fall off and begin growing into a new plant.
They lay eggs that grow into new plants.
They produce seeds that grow into new plants
- 8. Multiple Choice
When the pollen from a stamen on one flower sticks to the pistil on another flower, it may begin to grow....
another flower
roots
a seed
a leaf
- 9. Multiple Choice
How might a seed travel to a new place where it can grow?
A breeze might carry it down a mountain.
It might fall into an ocean and grow on an island.
It might stick to a dog and wind up in someone’s backyard.
Any of the above could happen.
- 10. Multiple Choice
When we say that plants reproduce, it means that they .
grow bigger and bigger
make more of the same kind of plant
make their own food
make a new kind of plant
- 11. Multiple Choice
How do plants and animals depend on each other?
Plants help spread seeds,and they give off the carbon dioxide animals need. Animals help spread seeds, and they give off the carbon dioxide plants need.
Animals help spread seeds, and they give off the carbon dioxide plants need. Plants provide food, and they give off the oxygen animals need.
Plants and animals provide homes for each other and they use each other for shade and for tools.
Plants help animals usephotosynthesis so theycan make their own food.
- 12. Multiple Choice
Which items are made by using only plant materials?
rubber tires, chewing gum, and sand on a playground
metal bicycles, cardboard boxes, and glass mugs
chicken sandwiches, firewood, and ice cubes
cotton shirts, paper books, and wooden buildings
- 13. Multiple Choice
According to this diagram, how do the chickens get energy?
by giving energy to people
by eating soil
by eating seeds
A from the Sun
- 14. Multiple Choice
What are the main jobs of a plant’s roots?
to move water through the whole plant and to help the plant reach sunlight
to hold the plant in place and to soak up water and minerals
to soak up sunlight and to make food
all of the above
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