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Reproduction And Genetics
Test Description: Reproduction and genetics
Instructions: Answer all questions to get your test result.
1) What is the result of crossing the homozygous genotypes AA and aa?
A
Aa 100%
B
Aa 50%, aa 50%
C
AA 25%, aa 25%, Aa 50%
D
AA 50%, aa 50%
2) What is the result of crossing the heterozygous genotypes Aa and Aa?
A
AA 50%, aa 50%
B
aa 100%
C
AA 25%, Aa 50%, aa 25%
D
AA 100%
3) Science can change and is a continually ongoing process.
A
False
B
True
4) The factor (variable) in an experiment that you measure.
A
Dependent Variable (DV)
B
Constants
C
Independent Variable (IV)
D
Control
5) A scientific prediction about a problem that can be tested.
A
Observation
B
Manipulate
C
Hypothesis
D
Inference
6) A series of steps used by scientists to solve a problem or answer a question.
A
metric system
B
scientific method
C
data collection
7) According to the law of superposition, the oldest fossils are found.
A
At the top of the rock layers
B
Somewhat near the surface
C
In the middle of the rock layers
D
Near the bottom of the rock layers
8) The theory that explain the gradual change in species over time is...
A
Natural selection
B
Artificial selection
C
Adaptation
D
Evolution
9) Another word for adapt is ____________.
A
create
B
change
10) Genetic differences between organisms of the same species
A
Variation
B
Adaptation
C
Behavior
D
Environment
11) According to the Law of Conservation of Energy, energy cannot be _________ or ____________.
A
lost, found
B
created, saved
C
destroyed, destroyed
D
created, destroyed
12) How do eagles reproduce?
A
Both
B
Sexually
C
Asexually
13) Where are genes located?
A
Chromosomes
B
Phenotype
C
Alleles
D
Genotype
14) A sequence of DNA that determines a trait and is passed from parent to offspring.
A
Trait
B
Gene
C
Allele
15) A disturbance that transfers energy from place to place.
A
Medium
B
Wave
C
Energy
D
Vacuum
16) The height of transverse wave from the center to a crest or trough.
A
Amplitude
B
Wave
C
Medium
17) The distance between two corresponding parts of a wave, such as distance between two crests.
A
Amplitude
B
Wavelength
C
Vacuum
D
Medium
18) The number of complete waves that pass a given point in a certain amount of time.
A
Wavelength
B
Amplitud
C
Frequency
D
Wave
19) Which types of heat transfer involve heat flow from hot objects to colder objects?
A
convection and radiation, but not conduction
B
convection, but not conduction or radiation
C
convection, conduction, and radiation
D
convection and conduction, but not radiation
20) Heat
A
Moves from cold to hot
B
Moves from hot to cold
C
It depends on the molecules
D
Always rises up
*select an answer for all questions
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