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WorksheetsYear 7 Biology revision
Total questions: 15
Worksheet time: 13mins
Name
Class
Date
1.
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
2.
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
3.
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
4.
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.
5.
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
6.
When using a dichotomous key to identify organisms, what do we look at?
a)
physical features
b)
weather patterns
c)
environment
d)
diet
7.
What is a dichotomous key used for in science?
a)
To organize biomes
b)
Classify organisms
c)
Identify bacteria only
d)
None of these
8.
Tool used by a taxonomist to identify an unknown organism is a:
a)
dichotomous key
b)
binomial nmenclature
c)
scientific name
d)
binomial key
9.
The scientific name for water bear is Hypsibius dujardini. What is its genus?
a)
Hypsibius
b)
dujardini
c)
water
d)
tardigrade
10.
What is the science of organizing, classifying and naming living things.
a)
taxonomy
b)
taxadermy
c)
taxicab
d)
toxicology
11.
If two species share the same class, they also share the same______.
a)
phylum
b)
order
c)
genus
d)
species
12.
In a properly written scientific name, which part is lowercase?
a)
species
b)
genus
13.
In a properly written scientific name, which part is capitalized?
a)
species
b)
genus
14.
Panthera leo, the scientific name for a lion, is a member of which species?
a)
leo
b)
Animalia
c)
Panthera
d)
mammalia
15.
Which taxonomic category is higher than the others?
a)
class
b)
genus
c)
order
d)
phylum
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