Wayground logo

Free Printable Worksheets

Font size

S
M
L
XL
Worksheets

Plants & Flowers Review

Total questions: 25

Worksheet time: 13mins

Name
Class
Date
1.

Which gas do plants take in from the air and give off as a byproduct of photosynthesis?

a)

carbon dioxide, helium

b)

hydrogen, carbon dioxide

c)

helium, oxygen

d)

carbon dioxide, oxygen

2.

What three ingredients are needed for photosynthesis?

a)

water, light, oxygen

b)

water, light, carbon dioxide

c)

water, oxygen, soil

d)

water, carbon dioxide, soil

3.

What might happen if plants could not produce glucose?

a)

They would not be green.

b)

They could not grow and function.

c)

They could not absorb energy from the sun.

d)

They would not have leaves.

4.

Which part of the human body is most similar to stomata in plants?

a)

heart and brain

b)

brain and kidneys

c)

fingers and toes

d)

lungs and airways

5.

How does insect pollination benefit the insect?

a)

The insect uses the plant's nectar as food.

b)

The insect uses the fertilized ovule as food.

c)

The insect uses the plant's pollen as food.

d)

The insect uses the plant's leaves as food.

6.

Which of the following is correct about how plants relate to animals in the Earth's system?

a)

Plants take in nitrogen that is given off by animal respiration.

b)

Animals use carbon dioxide that is given off by plants during photosynthesis.

c)

Plants depend on animals for sunlight and chlorophyll that are used during photosynthesis.

d)

Plants take in carbon dioxide given off by animals, fungi and humans.

7.

Which two facts are about photosynthesis?

a)

needs light, uses carbon dioxide

b)

needs light, produces water

c)

uses water, uses oxygen

d)

needs light, uses oxygen

8.

Transpiration is the process where plants lose _____ through their leaves.

a)

chlorophyll

b)

carbon dioxide

c)

water

d)

glucose

9.

Which of the following are the male and female flower parts?

a)

sepal, seed

b)

stamen, pistil

c)

seed, stamen

d)

pistil, sepal

10.

The loss of water through stomata is called ________

a)

respiration

b)

inspiration

c)

transpiration

d)

condensation

11.

Which statement illustrates tropism?

a)

an apple develops from a flower

b)

a stem bends toward the light

c)

water moves through vascular tissue

d)

carbon dioxide exits a stem

12.

What plant process produces water, carbon dioxide and energy?

a)

cell division

b)

photosynthesis

c)

transpiration

d)

respiration

13.

Which factor would affect photosynthesis the LEAST?

a)

amount of carbon dioxide in the air

b)

nitrates in the soil

c)

amount of light

d)

availability of water in the soil

14.

grows away or grows toward stimuli

a)

negative or positive tropism

b)

phototropism

c)

geotropism

d)

plants growing downward

15.

Plants grow toward water.

a)

phototropism

b)

geotropism

c)

hydrotropism

d)

gravitropism

16.

What is the opposite of photosynthesis?

a)

geotropism

b)

negative tropism

c)

transpiration

d)

respiration

17.

Plants respond to light.

a)

phototropism

b)

hydrotropism

c)

geotropism

d)

thigmotropism

18.

These plants have two cotelydon.

a)

monocots

b)

only carnivorous plants

c)

dicots

d)

only green ones

19.

These plants grow downwards.

a)

geotropism / gravitropism

b)

hydrotropism

c)

thigmotropism

d)

phototropism

20.

These plants have one cotelydon.

a)

dicots

b)

monocots

c)

both monocots and dicots

d)

neither monocots or dicots

21.

Chlorophyll is a type of pigment, so is the melanin in your skin. What is pigment?

a)

something that helps with photosynthesis

b)

something that helps plants grow

c)

a substance that contains color

d)

something that helps plants absorb water

22.

Plants response to touch.

a)

phototropism

b)

thigmotropism

c)

geotropism

d)

chemotropism

23.

Pollen is to stamen as _______ is to pistil.

a)

anther

b)

wind

c)

water

d)

ovule

24.

What is a fertilized ovule?

a)

pistil

b)

stamen

c)

seed

d)

anther

25.

A flower with six petals is a

a)

monocot

b)

dicot

c)

monocot & dicot

d)

flower that lost its petals