حل أوراق عمل Review 1 في العلوم باللغة الإنجليزية للصف الثالث - الفصل الثالث (2)

Name: ____________________

Grade 3 - Section____

SCIENCE REVIEW 1

Circle the correct answer

1- All plant groups have a life cycle?

2- Most plants have roots, stems and leaves?

3- All living things do not reproduce?

4- Pine trees are not flowering plants?

A. True B. False 5- Entomologists study insects?

6- Pollen is produced by the male part of a flower A. False B. True

7- Baby plant inside a seed is called a stem A. True B. False

8- All plants have the same life cycle A. True B. False

9- Which part of the plant grows first after germination? A. Leaves B. Roots

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10- This part supports the plant. A. Leaves B. Stem

Write down the correct answer

What does a plant need to grow?

• a) __________________________، b) __________________________، c) __________________________، d) __________________________، e) __________________________

f) Match the picture with the correct term

g)، h)، •R، i)، • Roots، j)، k)، l)، m)، n)، o)، p) q)

• S، r)، • Stem، Page |2، •C، • Conifer، Page |3

Complete the sentence using the word bank

Word bank

Reproduce - Germination - Pollination - Protects 1) ______________________ is when a plant grows from a seed. 2) Insects, birds and the wind help with the process of ________________. 3) An organism will __________________ which means it is making more of

itself. 4) The fruit ______________ the seed.

Label the seed using the vocabulary provided on the box.

Seed Coat - Stored food - Embryo

• a) _______________ b) _______________ c) _______________

Part 2

1. When a seed germinates, it ______. a. Reproduces b. Begins to grow c. Grows leaves d. Dies

2. Pinecones makes ____________ for new trees. a. Seeds b. Leaves

3. A flower's red petals are an example of a(n)______________ trait. a. Inherited b. Trait

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4. Each ____________ can grow into a new plant. a. Seed b. Flower c. Roots d. Leaves

5. What are three inherited traits of the plant in the picture? a. type of root, flower color, leaf shape b. stem height, depth of soil, flower shape c. leaf shape, flower color, amount of rainfall d. amount of sunshine, leaf shape, type of root

6. A seed holds a(n) ______________, which is a young plant. a. Embryo b. Trait

7. Which are ways a seed can travel to germinate? Select all that apply.

a. blown by the wind b. carried by animals c. attracted by the Sun d. fall to the ground inside of fruit

8. Name the two plant structures that can make seeds. a. Flower and cones b. Roots and leaves

9. Which of these explains a variation in an inherited trait? a. A plant parent with a white flower produces an offspring plant with a yellow flower. b. A parent bush has thorns, and the offspring bush has thorns. c. A parent bush has thorns, and the offspring bush has thorns. d. A plant has greener leaves when it is fertilized.

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10. A ______ will germinate to grow into a young plant a. Seed b. Leaf c. Stem d. Bud

11. Give an example of how a seed can get to the soil. a. Humans can plant a seed in the soil b. Animals may accidently take the seed to the soil. c. Seed can be transferred through wind and water to the soil. d. All the above.

12. A peach tree has an offspring. Which trait is a variation of an inherited trait from the parent tree?

a. Height b. leaf shape c. type of fruit d. color of flower

13. The seeds inside a fruit can grow into new _____. a. seeds b. fruits c. plants

14. What three things does a seed planted in the soil need to germinate? Select three answers.

a. Air b. Water c. Proper temperature d. Soil

15. Which is the job of a flower? a. to make seeds b. to keep animals away c. to fertilize the ground d. to germinate

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16. Which does a seed need to germinate? a. freezing temperatures at night b. to be eaten by an animal c. water, nutrients, and the right temperature d. only water

17. A new plant grows from a ______. a. Root b. Petal c. Stem d. Seed

1. _________________ causes a new seed to be formed. a. Pollination b. Germination

2. Josh drew pictures of plants that live in the desert. Which picture shows a desert plant?

c. b. a

3. Most plants inherit _________________ from their parent plants

a. Traits b. Only leaves c. Only stem 4. Many plants use Blank______ to make seeds.

a. Leaves b. Flowers c. Roots

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5. Which parts of plants form seeds? Choose all that apply.

a. Cones b. Stems c. Roots d. Flowers 6. _________________ will germinate and change into young plants. a. Pollen b. Seeds 7. Matthew learned that each part of a plant does something to help the plant grow and survive. What did he find out about how plants get water and nutrients? a. The roots bring water and nutrients into the plant b. The stem brings water and nutrients into the plant. c. The leaves bring water and nutrients into the plant. 8. A rose has a different color flower than its parent plants. This is a ________

a. Variation b. Inherited trait