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Worksheets

Science Semester 2 - Review

Total questions: 40

Worksheet time: 20mins

Name
Class
Date
1.

Unscrambled the letters
ilwdet

(a)  

2.

Unscrambled the letters:
ifel ccyel

(a)  

3.

Unscrambled the letters:
efritilasiton

(a)  

4.

Unscrambled the letters:
rgenimaet

(a)  

5.

Unscrambled the letters:
photsoyntheiss

(a)  

6.

Roots take in water and _________ from the soil

a)

food

b)

air

c)

nutrients

d)

oxygen

7.

The shapes and colours of the ______ help them attract insects.

a)

stems

b)

trunks

c)

flowers

d)

leaves

8.

Plants need all of their major parts to be _____

a)

healthy

b)

wilted

c)

weak

d)

stand still

9.

Flowering plants make seeds to ________

a)

make flower

b)

germinate

c)

reproduce

d)

make fruit

10.

In trees, the woody stem is called a ____

a)

stems

b)

roots

c)

leaves

d)

trunk

11.

If plants are crowded, they can grow well.

a)

True

b)

False

12.

Stems transport foods from the leaves to other parts of the plant

a)

True

b)

False

13.

Pistils the male part of the flower. It makes seeds

a)

True

b)

False

14.

Pollination helps seed have a better chance of survival

a)

True

b)

False

15.

What is TRUE about pollination

a)

Pollen is moved from a pistil to a stamen

b)

Bees, bats, birds, and insects help move pollen

c)

After seeds are dispersed, pollination happens

d)

Seed is formed during pollination

16.

Humming Bird likes hot weather. It

a)

does not need water

b)

never competes for water, light, and nutrients with other plants

c)

can grow better in cold weather

d)

cannot grow well in cold countries

17.

Linda has a plant. She puts in the corner of the room and waters it every day. What will happen to the plant?

a)

The plant is unhealthy because it doesn't need water

b)

The plant is healthy because it doesn't need light

c)

The plant is unhealthy because it doesn't get enough light

d)

The plant is healthy because it gets enough water

18.

Which stage is missing

a)

Flowers make seed

b)

Seeds dispersal

c)

Seeds germinate

d)

Plants make flower

19.

Look at the seed. How will it be dispersed

a)

Eaten by animals

b)

Blown in the wind

c)

Bursting or exploding

d)

Carried in water

20.

cánh hoa

(a)  

21.

phấn hoa

(a)  

22.

nhị hoa

(a)  

23.

sự nảy mầm

(a)  

24.

sự thụ phấn

(a)  

25.

Roots push down into the soil to get?

(Rễ cắm xuống đất để lấy gì?)

a)

water and minerals (nước và khoáng chất)

b)

carbon and oxygen (các-bon và ô-xy)

c)

sun and sunshine (ánh nắng mặt trời)

26.

A plant gets energy from the sun in a process known as:

(Cây lấy năng lượng từ mặt trời gọi là quá trình:)

a)

Photosynthesis (Quang hợp)

b)

Seeds (Gieo hạt)

c)

Germination (Nảy mầm)

d)

Pollination (Thụ phấn)

27.

What is the purpose of petals on a flower?

(Tác dụng của cánh hoa là gì?)

a)

Attract pollinators to transfer their pollen to other flowers

(Thu hút thụ phấn để chuyển phấn hoa của chúng sang hoa khác)

b)

Soak in sunlight for photosynthesis

(Ngâm mình dưới ánh sáng mặt trời để quang hợp)

c)

Make seeds to reproduce more plants

(Tạo hạt để sinh sản nhiều cây)

28.

This long part of the plant acts like an "elevator" carrying water and nutrients to the leaves and flower part of the plant.

(Phần dài nào của cây hoạt động giống như một "thang máy" mang nước và chất dinh dưỡng đến lá và phần hoa của cây.)

a)

Roots (Rễ)

b)

Leaves (Lá)

c)

Stem (Thân)

d)

Flower (Hoa)

29.

What is the male part of the flower called?

(Phần giống đực của hoa gọi là gì?)

a)

stamen (nhị hoa)

b)

pollinator (thụ phấn)

c)

petal (cánh hoa)

d)

pistil (nhụy hoa)

30.

What is the female part of the flower called?

(Phần giống cái của hoa gọi là gì?)

a)

anther (bao phấn)

b)

petal (cánh hoa)

c)

pistil (nhụy hoa)

d)

stamen (nhị hoa)

31.

The process of photosynthesis is:

a)

Leaves use sunlight to make food.

b)

Stem of the plant.

c)

Roots of the plant.

d)

All of the above.

32.

What is the food manufacturing process in plants?

a)

respiration

b)

chlorophyll

c)

glucose

d)

photosynthesis

33.

Roots take in water and ______ from the soil.

a)

Pepsi

b)

7up

c)

Oxygen

d)

Cocacola

34.

A seed does this when it starts growing.

a)

germinates

b)

pollination

c)

evaporates

d)

photosynthesis

35.

Leaves use sunlight to make food is:

(a)  

36.

When a seed is formed, it's called:

(a)  

37.

The stages that a living thing goes through during its life is:

(a)  

38.

When a plant is unhealthy and becomes soft, it is:

(a)  

39.

The woody stem is called a:

(a)  

40.

Flowering plants make seeds to (a)