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WorksheetsTrees and Forests Unit Test
Total questions: 20
Worksheet time: 10mins
Name
Class
Date
1.
Trees are beneficial to the earth because
a)
they contribute to global warming.
b)
they put oxygen into the atmosphere.
c)
they help to take away the ozone layer.
d)
they put carbon dioxide into the atmosphere.
2.
Which of the following is NOT a benefit of trees?
a)
they prevent soil erosion.
b)
they give back carbon dioxide.
c)
they are important in the water cycle.
d)
they provide raw materials for many man-made products.
3.
Which of these is NOT a product from trees?
a)
tin foil
b)
syrup
c)
cardboard
d)
wood
4.
As a log decays, it will
a)
remove hydrogen from the air
b)
remove water from the air
c)
add nutrients to the soil
d)
add oxygen to the soil
5.
In which order would you place a leaf, owl, woodpecker and ant in a food chain?
a)
leaf - ant - woodpecker - owl
b)
owl - woodpecker - ant - leaf
c)
ant - leaf - woodpecker - owl
d)
woodpecker - leaf - ant - owl
6.
Which of the following organisms would NOT be considered decomposers?
a)
fungi
b)
insects
c)
lichens
d)
bacteria
7.
The process by which trees create oxygen is called
a)
digestion
b)
respiration
c)
transpiration
d)
photosynthesis
8.
This part of the tree protects it from fire, cold, heat and insects.
a)
sapwood
b)
inner bark
c)
cambium
d)
outer bark
9.
This part of the tree protects supports the tree but is dead.
a)
sapwood
b)
heartwood
c)
cambium
d)
outer bark
10.
This part of the tree transports nutrients from the leaves down to the roots, if it is damaged the tree will die.
a)
sapwood
b)
heartwood
c)
inner bark
d)
outer bark
11.
Which part of the diagram below represents opposite arrangement of leaves?
a)
First One
b)
Second One
c)
Third One
12.
Tree cookie "W" shows evidence of
a)
fire
b)
drought
c)
broken branch
d)
growing on a slope
13.
Tree cookie "X" shows evidence of
a)
fire
b)
drought
c)
broken branch
d)
growing on a slope
14.
Tree cookie "Y" shows evidence of
a)
fire
b)
drought
c)
broken branch
d)
growing on a slope
15.
Tree cookie "Z" shows evidence of
a)
fire
b)
drought
c)
broken branch
d)
growing on a slope
16.
Classify the leaf below according to its MARGIN.
a)
serrated
b)
smooth
c)
lobed
d)
fine-toothed
17.
Classify the leaf above according to its SHAPE.
a)
cordate
b)
lobed
c)
linear
d)
ovate
18.
Classify the leaf above by its TYPE.
a)
simple
b)
compound
c)
double compound
d)
needle
19.
Which of the above charts accurately organizes information about deciduous and coniferous trees?
a)
A
b)
B
c)
C
d)
D
20.
Which of the following actions would have the most negative impact on a forest ecosystem?
a)
Clearing forests to increase the area of farmland
b)
Leaving a larger uncut area around a protected forest
c)
Cutting down a forest to stop an infestation of bark beetles
d)
Removing dead growth on the forest floor by setting prescribed fires in forested areas
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