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Semester Review (A)
Test Description: Mrs. Knox Biology Review exam Part A 10 questions.
Instructions: Answer all questions to get your test result.
1) A Rose has a genotype RrTt is crossed with a rose that has a genotype Rrtt. How many genotypes are there in the off spring?
A
4
B
3
C
1
D
2
2) During mitosis what phase to all chromosomes line up
A
Prophase
B
Anaphase
C
Metaphase
D
Telophase
3) What happens to a cell when particles move out of the cell through facilitated diffusion?
A
No energy exchanges
B
The cell uses energy
C
The cell uses energy
D
The cell gains energy
4) What of the following as a nucleus
A
Plants
B
Eukaryotes
C
Animals
D
All of the above
5) Which of the following does not have nucelus
A
Bacteria
B
Animals
C
Plants
D
Eukaryotes
6) What is the following of the cytoskeleton?
A
Packages and sorts
B
Contains DNA
C
Helps keeps the shape of the cell
D
Makes proteins
7) What is the function of the nucleus?
A
Makes protein
B
Store DNA
C
Stores information
D
Answer 2 and 3
8) Which of the following organisms have a cell wall?
A
Bacteria
B
Animals
C
Answer 1,3
D
Plants
9) Explain how diffusion works in molecular terms?
A
The molecules will travel from low concentration to high concentration
B
Molecules never move.
C
Diffusion is not important
D
The molecules will travel from high concentration to low concentration.
10) Which of the following is an example of osmosis?
A
Molecules never move.
B
The movement of ions from an area of high concentration to an area of lower concentration.
C
The concentration of water will move from a high concentration to a lower concentration.
D
The concentration of perfume will move from a low concentration to a high concentration.
*select an answer for all questions
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