Worksheetsecological succession
Total questions: 43
Worksheet time: 33mins
Name
Class
Date
1.
Replacement of one type of community by another at a single place over time
a)
symbiosis
b)
succession
c)
competition
d)
cooperation
2.
First species to arrive in an area
a)
invasive species
b)
abiotic components
c)
pioneer species
d)
parasites
3.
Series of changes where other organisms have not previously lived
a)
primary succession
b)
secondary succession
c)
commensalism
d)
competition
4.
Series of changes where an existing community is destroyed
a)
primary succession
b)
secondary succession
c)
commensalism
d)
competition
5.
Stable, final stage of succession
a)
adaptation
b)
pioneer species
c)
niche
d)
climax community
6.
First species occuring in areas of primary succession are mosses and
a)
grasses
b)
wildflowers
c)
trees
d)
lichens
7.
Succession type?
a)
primary succession
b)
secondary succession
c)
tertiary succession
d)
variable succession
8.
Succession type?
a)
primary succession
b)
secondary succession
c)
tertiary succession
d)
variable succession
9.
Final illustration (#8) shows
a)
pioneer species
b)
climax community
c)
only biotic factors
d)
only abiotic factors
10.
Plant life starting to grow on a volcano
a)
primary succession
b)
secondary succession
c)
tertiary succession
d)
variable succession
11.
How do lichens contribute to primary succession?
a)
Lichens decompose organic matter from animals and plants
b)
Lichens begin to break down rock to form soil
c)
Lichens are nitrogen fixing bacteria
d)
Lichens convert carbohydrates into fossil fuels.
12.
The shoot of a plant growing up.
a)
Positive Gravitropism
b)
Negative Gravitropism
c)
Thigmotropism
d)
Hydrotropism
13.
The root of a plant growing down.
a)
Positive Gravitropism
b)
Negative Gravitropism
c)
Thigmotropism
d)
Hydrotropism
14.
A plant growing in response to the sunlight.
a)
Gravitropism
b)
Phototropism
c)
Thigmotropism
d)
Hydrotropism
15.
Roots of a tree growing towards the water line of a house.
a)
Gravitropism
b)
Phototropism
c)
Thigmotropism
d)
Hydrotropism
16.
When the plant responds to gravtiy
a)
Phototropism
b)
Thigmotropism
c)
Gravitropism
d)
Hydrotropism
17.
When the plant responds to light
a)
Phototropism
b)
Gravitropism
c)
Thigmotropism
d)
Hydrotropism
18.
When the plant responds to touch
a)
Phototropism
b)
Thigmotropism
c)
Gravitropism
d)
Hydrotropism
19.
When the plant responds to water
a)
Phototropism
b)
Gravitropism
c)
Hydrotropism
d)
Thigmotropism
20.
A sunflower turns toward the sun, what type of tropism would this be?
a)
Hypothyroidism
b)
Phototropism
c)
Thigmotropism
d)
Gravitropism
21.
What is the energy conversion during photosynthesis?
a)
chemical --> chemical
b)
thermal --> electrical
c)
chemical --> electrical
d)
radiant --> chemical
22.
What are the products (what's made) during photosynthesis?
a)
glucose and oxygen
b)
water, light, and carbon dioxide
23.
What are the reactants (what's needed) for photosynthesis?
a)
glucose and oxygen
b)
light, water, and carbon dioxide
24.
In which organelle (part of the cell) does photosynthesis take place?
a)
mitochondria
b)
chloroplast
c)
nucleus
d)
cell membrane
25.
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
26.
Which gas is removed from the atmosphere during photosynthesis?
a)
hydrogen
b)
oxygen
c)
nitrogen
d)
carbon dioxide
27.
What gas is released by plants during photosynthesis?
a)
sulfur
b)
carbon dioxide
c)
oxygen
d)
hydrogen
28.
What is another name for glucose?
a)
Chlorophyll
b)
Chloroplasts
c)
Stomata
d)
Sugar
29.
What are the little holes underneath a leaf called?
a)
Ribosomes
b)
Roots
c)
Stomata
d)
Pores
30.
What does photo mean?
a)
Print
b)
Picture
c)
Make
d)
Light or Color
31.
What does synthesis mean?
a)
Photo
b)
Make
c)
Light
d)
Color
32.
Where does a plant absorb the water that it uses during photosynthesis?
a)
Leaves
b)
Stem
c)
Roots
d)
Petals
33.
A plant growing in response to the sunlight.
a)
Gravitropism
b)
Phototropism
c)
Thigmotropism
d)
Hydrotropism
34.
Why do plants wilt?
a)
low turgor pressure
b)
high turgor pressure
c)
too much water
d)
no cell membrane
35.
Work done = Force x _________
a)
a. distance
b)
b. acceleration
c)
c. velocity
d)
d. speed
36.
What unit do we measure Force in?
a)
Newtons
b)
Joules
c)
Force
d)
Midi-chlorians
37.
The unit used to measure Work is the
a)
Watt
b)
Newton
c)
Joule
d)
Meter
38.
Which is doing work?
a)
pushing a wall
b)
holding a box
c)
picking up a pencil
d)
sitting in a chair
39.
What is work?
a)
A push or pull.
b)
When the object moves in the same direction in which the force is exerted.
c)
A change in energy.
d)
The rate at which energy is transferred.
40.
What type of tropism is seen here?
a)
hydrotropism
b)
phototropism
c)
gravitropism
d)
thigmotropism
41.
How does turgor pressure relate to a plant wilting?
a)
A wilting plant = high turgor pressure
b)
A wilting plant = high photosynthesis
c)
A wilting plant = low turgor pressure
d)
They are not related
42.
The nucleus contains
a)
a brain
b)
DNA
c)
mitochondria
d)
chloroplasts
43.
Organelle responsible for turgor pressure
a)
vacuole
b)
cell membrane
c)
cell wall
d)
nucleus
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