NEW
Font size
S
M
L
XL
WorksheetsPlants Science
Total questions: 22
Worksheet time: 1hrs 14mins
Name
Class
Date
1.
The main source of energy for all life comes from ____.
a)
the Earth
b)
the moon
c)
the sun
d)
the food we eat/make
2.
The reactants (what is needed for) of photosynthesis are
a)
sugar and water.
b)
sugar and oxygen.
c)
carbon dioxide and water.
d)
carbon dioxide and oxygen.
3.
What are the products of photosynthesis?
a)
Carbon dioxide and water
b)
Carbon dioxide and oxygen
c)
Glucose and oxygen
d)
Glucose and water
4.
Which of the following is the correct equation for PHOTOSYNTHESIS?
a)
6CO2 + 6H2O --> 6O2 + C6H12O6
b)
6CO2 + C6H12O6 + 6H2O --> O2
c)
6O2 + 6H2O --> 6CO2 + C6H12O6
d)
C6H12O6 + 6O2 ---> 6H2O + 6CO2
5.
Which gas is removed from the atmosphere during photosynthesis?
a)
hydrogen
b)
oxygen
c)
nitrogen
d)
carbon dioxide
6.
What gas is released by plants during photosynthesis?
a)
sulfur
b)
carbon dioxide
c)
oxygen
d)
hydrogen
7.
Which plant structure is extremely necessary for photosynthesis to take place?
a)
leaves
b)
flower petals
c)
anthers
d)
pistils
8.
What is another name for glucose?
a)
Chlorophyll
b)
Chloroplasts
c)
Stomata
d)
Sugar
9.
Where does carbon dioxide enter plants>
a)
The leaves
b)
Stomata
c)
Roots
d)
Stem
10.
What are the little holes underneath a leaf called?
a)
Ribosomes
b)
Roots
c)
Stomata
d)
Pores
11.
Why do plants go through photosynthesis?
a)
To make food for us
b)
To make food for themselves
c)
They're bored and have nothing else to do
12.
What would happen to us if plants stopped producing oxygen?
a)
We would die since we breathe oxygen
b)
We would keep living since we breathe carbon dioxide
c)
Nothing
13.
Where does a plant absorb the water that it uses during photosynthesis?
a)
Leaves
b)
Stem
c)
Roots
d)
Petals
14.
Some plants have small leaves that help them do which of these?
a)
grow tall
b)
save water
c)
make seeds
make seeds
make seeds
d)
fall off in winter
15.
What is the male fertilizing organ called
a)
Pistil
b)
Anther
c)
Filament
d)
Stamen
16.
What organ transports sugar throughout the plant
a)
Phloem
b)
Stomata
c)
Guard cells
d)
Cambium
17.
Which organ transports water throughout the plant
a)
Phloem
b)
Xylem
c)
Stomata
d)
Cambium
18.
What part of the plant is responsible for making food?
a)
roots
b)
flower
c)
stem
d)
leaves
19.
What is the function of the flower part of a plant?
a)
help the plant reproduce
b)
transport water to the leaves
c)
make food for the plant
d)
provide support for the plant
20.
Which of these plant structures supports a plant so it does not fall over?
a)
Seed
b)
Root
c)
Leave
d)
Flower
21.
What is the function of the roots of a plant?
a)
Absorb water and minerals
b)
Capture sunlight for energy
c)
Support the plant above ground
d)
Create food for the plant
22.
Which of the following structure can be found in a plant cell but NOT an animal cell?
a)
vacuole
b)
nucleus
c)
chloroplast
d)
mitochondria
Reset
