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HA Investigation 1
Test Description: Biodiversity
Instructions: Answer all questions to get your test result.
1) All matter is made of particles called
A
atoms
B
mass
C
particles
D
matter
2) Isotopes with a _____ half-life are used to date rocks in an absolute manner.
A
medium
B
short
C
long
3) Absolute dating means that scientists are
A
absolutely sure about their answers.
B
finding the approximate age of a rock or fossil.
C
finding the exact age of a rock or fossil.
D
going on dates with one another.
4) The fossil record was used to create
A
the geologic time scale.
B
an approximate history of Earth.
C
the fossil record.
D
a record of past life.
5) The geologic time scale has been finalized and scientists do not change it.
A
False
B
True
6) What is biodiversity?
A
The variety of animals on Earth.
B
The variety of plants on Earth.
C
The variety of humans on Earth.
D
The variety of life on Earth.
7) What is genetic diversity?
A
The variety of genes or inheritable characteristics that are present in a population.
B
The number of different species and the relative abundance of each species in a community.
C
The variety of ecosystems that are present in the biosphere (a system of interacting living organisms).
8) In what type of rock do fossils form?
A
Sedimentary
B
All rock types
C
Metamorphic
D
Igneous
9) Scientists believe that ancient life began
A
nowhere.
B
in trees.
C
in the water.
D
on land.
10) What is a tetrapod?
A
an animal that has four limbs and a tail
B
an invertebrate with four limbs
C
anything with four limbs and fins
D
a vertebrate with four limbs
*select an answer for all questions
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