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WorksheetsWeek 22 CCA Review
Total questions: 41
Worksheet time: 40mins
Name
Class
Date
1.
Which of the following is NOT part of overall biodiversity?
a)
species diversity
b)
genetic diversity
c)
individual diversity
d)
ecosystem diversity
2.
What does this picture represent?
a)
species diversity
b)
ecosystem diversity
c)
genetic diversity
d)
biodiversity
3.
The illegal capture or killing of an organism, often for money, is called...
a)
poaching
b)
harvesting
c)
fragementation
d)
extinction
4.
True or False: Biodiversity tends to decrease nearer the equator.
a)
true
b)
false
5.
Under a rock is a good place to view a micro habitat.
a)
True
b)
False
6.
Environments always have both living and _________.
a)
nonliving factors
b)
bio-geochemical cycles
c)
nutrients
d)
ecosystem
7.
Biodiversity is the variety of ________ in a community.
a)
genes
b)
population
c)
species
d)
community
8.
Biodiversity refers to
a)
extinct species
b)
the variety of species on Earth
c)
nonrenewable resources
d)
the rate of species decline
9.
Diseases spread faster in What type of community
a)
old growth
b)
monoculture
c)
preserved
d)
biological diverse
10.
Sustainability refers to
a)
how many species are present in an ecosystem
b)
when a species goes extinct
c)
how long a species lives
d)
the ability to maintain ecological process over long periods of time.
11.
The higher the biodiversity, the more sustainable an ecosystem is.
a)
True
b)
False
12.
The lower the biodiversity the ____________ the sustainability.
a)
lower
b)
higher
13.
Which of the following are threats to ecosystem sustainability?
a)
Catastrophic events
b)
Invasive species
c)
Disease
d)
All of these
14.
The introduction of an alien species affects biodiversity negatively if the introduced species;
a)
has a faster growth rate than native species
b)
outcompetes the native species for resources
c)
carries a new pathogen into the native species habitat
d)
all of the above.
15.
if a plant is wilting then the
a)
vacuoles are losing water
b)
vacuoles are gaining water
c)
vacuoles have dna
16.
what biome is always cold and dry
a)
taiga
b)
rainforest
c)
deciduos
d)
tundra
17.
if a plant is not drooping then....
a)
the vacuoles have low water and turgor pressure
b)
the vacuoles are unaffected
c)
the vacuoles have high water and turgor pressure
d)
the cell is undergoing lysis
18.
turgor pressure is...
a)
how much water is in the vacuole
b)
the number of chromosomes in the nucleus
c)
the cell walls touching each other
d)
how much food is made in the chloroplast
19.
which of the following is an example of a microhabitat?
a)
pond
b)
field
c)
under a rock
d)
forest
20.
what adaptations would be useful in the desert
a)
spiny needles and nocturnal
b)
broad leaves and burrowing
c)
spiny needle leaves and blubber
d)
camouflage and webbed feet
21.
Which biome is characterized by low temperatures and low amounts of rainfall?
a)
Tundra
b)
Desert
c)
Temperate Deciduous Forest
d)
Tropical Rainforest
22.
Plants with spines and waxy leaves are well suited for life in which environment?
a)
Desert
b)
Temperate forest
c)
Grassland
d)
Tropical Rainfroest
23.
Which characteristics are common in the taiga biome?
a)
Spruces. elk, snowshoe hares, sever winters
b)
Lichens, reindeer, and permafrost
c)
Grasses, bison, prairie dogs
24.
Which biome, because of its climate, has the largest number of species of plants and animals?
a)
Tundra
b)
Rainforest
c)
Desert
d)
Pineforest
25.
Which major biome is home to cacti, mesquite, white torn, pack rats, small reptiles, and coyotes?
a)
Desert
b)
Taiga
c)
Tundra
d)
Grassland
26.
An example of a decomposer is
a)
Fungi
b)
Duckweed
c)
Raccoon
d)
Lizard
27.
Which of the following is not a decomposer
a)
Vulture
b)
Fungus
c)
Worm
d)
Bacteria
28.
Which biome is MOST LIKE the "desert" in terms of precipitation?
a)
tropical rainforest
b)
temperate deciduous forest
c)
tundra
d)
coniferous forest
29.
The greatest biodiversity on earth is found in the __________ biome.
a)
taiga
b)
grassland
c)
temperate deciduous forest
d)
tropical rainforest
30.
This forest is split into "layers" where organisms live.
a)
Deciduous Forest
b)
Tropical Rain Forest
c)
Coniferous Forest
d)
None of these
31.
The trees in this forest biome have needle like leaves that are hard to eat.
a)
Coniferous Forest
b)
Deciduous Forest
c)
Tropical Rain Forests
d)
Deserts
32.
The biome known for trees with broad leaves that fall off the trees in the winter.
a)
Coniferous Forests
b)
Deciduous Forests
c)
Deserts
d)
Tropical Rain Forests
33.
A dichotomous key for trees is provided. Hikers found a tree that has large brown cones and single sharp needles. What species of tree have the hikers found?
a)
Juniper
b)
Pine
c)
Spruce
d)
Fir
34.
Which of the following characteristics will most likely be helpful in identifying a butterfly using a dichotomous key?
a)
Migrates north every spring
b)
hangs on branches
c)
flutters wings fast on hot days
d)
Wings have long extensions
35.
A dichotomous key for insects is given. To what order does an insect with two pairs of scaly wings belong?
a)
Coleoptera
b)
Heteroptera
c)
Diptera
d)
Lepidoptera
36.
A student discovers an arachnid with a segmented abdomen, long legs, and a tail with no stinger. The student uses the dichotomous key below to identify it. Which arachnid has the student found?
a)
Whip Scorpion
b)
Wind Scorpion
c)
Daddy long legs
d)
Scorpion
37.
A labeled diagram of a fiddler crab is provided. Which of the following is an accurate observation of the structures of a fiddler crab? Fiddler crabs have -
a)
five pairs of walking legs on each side.
b)
an enlarged propodus on both front legs.
c)
a pair of eyes on stalks at the top of the body.
d)
two pairs or chelipeds for a total of four.
38.
A table of arachnid and insect characteristics is shown. Which characteristic could be used to distinguish between
arachnids and insects?
arachnids and insects?
a)
Jointed legs
b)
Body segments
c)
Presence of eyes
d)
Presence of antennae
39.
What step do we always start with when using dichotomous keys?
a)
1
b)
2
c)
3
d)
4
40.
A botanist discovers a new plant in the jungle. Which of the
following observations of the plant’s characteristics would be useful in determining its identity with a dichotomous key?
following observations of the plant’s characteristics would be useful in determining its identity with a dichotomous key?
a)
It was discovered in the summertime
b)
It is wet from a recent rain storm.
c)
Its leaves curl up on the edges.
d)
It is eaten by native jungle ants.
41.
When using a dichotomous key to identify organisms, what do we look at?
a)
physical features
b)
weather patterns
c)
environment
d)
diet
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