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Worksheetsphotosynthesis/tropism
Total questions: 32
Worksheet time: 19mins
Name
Class
Date
1.
What is the source of energy for photosynthesis?
a)
carbohydrates-chemical
b)
sunlight-radiant
c)
heat-thermal
d)
television-electrical
2.
What are the reactants (what's needed) for photosynthesis?
a)
glucose and oxygen
b)
light, water, and carbon dioxide
3.
What gas is released by plants during photosynthesis?
a)
sulfur
b)
carbon dioxide
c)
oxygen
d)
hydrogen
4.
What are the products (what's made) during photosynthesis?
a)
glucose and oxygen
b)
water, light, and carbon dioxide
5.
What is the energy conversion during photosynthesis?
a)
chemical --> chemical
b)
thermal --> electrical
c)
chemical --> electrical
d)
radiant --> chemical
6.
In which organelle (part of the cell) does photosynthesis take place?
a)
mitochondria
b)
chloroplast
c)
nucleus
d)
cell membrane
7.
What is the gas we breath out that plants use for photosynthesis?
a)
sulfur
b)
carbon dioxide
c)
oxygen
d)
hydrogen
8.
What molecule absorbs sunlight for photosynthesis?
a)
chloroplast
b)
thylakoid
c)
grana
d)
chlorophyll
9.
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
10.
Which statement about photosynthesis is correct?
a)
Plants get the energy they need for photosynthesis from water.
b)
Plants get the energy they need for photosynthesis from soil.
c)
Plants get the energy they need for photosynthesis from sunlight.
d)
Plants do not require energy to perform photosynthesis.
11.
Which gas is removed from the atmosphere during photosynthesis?
a)
hydrogen
b)
oxygen
c)
nitrogen
d)
carbon dioxide
12.
What gas is released by plants during photosynthesis?
a)
sulfur
b)
carbon dioxide
c)
oxygen
d)
hydrogen
13.
Which plant structure is extremely necessary for photosynthesis to take place?
a)
leaves
b)
flower petals
c)
anthers
d)
pistils
14.
What is another name for glucose?
a)
Chlorophyll
b)
Chloroplasts
c)
Stomata
d)
Sugar
15.
What are the little holes underneath a leaf called?
a)
Ribosomes
b)
Roots
c)
Stomata
d)
Pores
16.
What does photo mean?
a)
Print
b)
Picture
c)
Make
d)
Light or Color
17.
What does photo mean?
a)
Print
b)
Picture
c)
Make
d)
Light or Color
18.
What does synthesis mean?
a)
Photo
b)
Make
c)
Light
d)
Color
19.
Where does a plant absorb the water that it uses during photosynthesis?
a)
Leaves
b)
Stem
c)
Roots
d)
Petals
20.
Changes in an organisms environment that cause a response
a)
Tropism
b)
Hormone
c)
Stimuli
d)
Response
21.
A plant growing in response to the sunlight.
a)
Gravitropism
b)
Phototropism
c)
Thigmotropism
d)
Hydrotropism
22.
When the plant grows toward the stimuli
a)
Positive
b)
Negative
23.
When the plant responds to touch
a)
Phototropism
b)
Thigmotropism
c)
Gravitropism
d)
Hydrotropism
24.
When the plant grows away from the stimuli
a)
Positive
b)
Negative
25.
When the plant responds to water
a)
Phototropism
b)
Gravitropism
c)
Hydrotropism
d)
Thigmotropism
26.
Hormone related to the growth of the plant in response to tropisms
a)
Auxin
b)
Cytokinins
c)
Ethylene
d)
Absisic acid
27.
When the plant responds to gravtiy
a)
Phototropism
b)
Thigmotropism
c)
Gravitropism
d)
Hydrotropism
28.
The cell below is in a _________ solution.
a)
Hypotonic
b)
Hypertonic
c)
Isotonic
29.
The cell below is in a _____________ solution.
a)
Hypertonic
b)
Hypotonic
c)
Isotonic
30.
If a cell is placed in a HYPOTONIC solution, water will move _________ of the cell, causing it to ___________.
a)
into, swell
b)
out of, shrivel
c)
in and out of the cell, stay the same
31.
A cell in an isotonic solution will
a)
swell
b)
shrink
c)
stay the same size
d)
impossible to tell
32.
If a cell is placed in a HYPERTONIC solution, water will move _________ of the cell, causing it to ___________.
a)
into, swell
b)
out of, shrivel
c)
in and out of the cell, stay the same
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