MCAS Biology Preparation
These are actual MCAS Biology test questions that have been released to the public by the Massachusetts Department of Education. This online quiz is here for you to practice both the testing format and the content knowledge to succeed on the MCAS Biology test. Enjoy!
- 1.If an animal cell is placed in distilled water, it will swell and burst. The bursting of the cell is a result of which biological process?
- A.
Active Transport
- B.
Enzyme Activity
- C.
Osmosis
- D.
Respiration
- 2.Which of the following lists identifies organisms that are producers in food webs?
- A.
Algae, ferns, sunflowers
- B.
Mushrooms, bacteria, earthworms
- C.
Termites, red foxes, shrews
- D.
Woodpeckers, cardinals, grasshoppers
- 3.In which of the following ways does a bacterial cell differ from an animal cell?
- A.
A bacterial cell is much larger than an animal cell.
- B.
A bacterial cell has more mitochondria than an animal cell.
- C.
A bacterial cell has RNA for its genetic material, whereas an animal cell does not.
- D.
A bacterial cell does not have membrane-bound organelles, whereas an animal cell does.
- 4.Which of the following best explains why enzymes are necessary for many cellular reactions?
- A.
Enzymes supply the oxygen necessary for the reactions
- B.
Enzymes change reactants from solid to liquid during the reactions.
- C.
The reactions take up too much space in the cell if enzymes are missing
- D.
The reactions are too slow to meet the needs of the cell if enzymes are missing.
- 5.
![Hawaiian happy face spiders from the island of Maui can have different markings, as shown below. A single gene determines the markings on the spiders.
A plain spider is crossed with a patterned spider. The patterned spider is homozygous. The pattern allele is dominant to the plain allele.What percentage of the offspring from this cross are expected to be patterned instead of plain? - ProProfs]( "Hawaiian happy face spiders from the island of Maui can have different markings, as shown below. A single gene determines the markings on the spiders.
A plain spider is crossed with a patterned spider. The patterned spider is homozygous. The pattern allele is dominant to the plain allele.What percentage of the offspring from this cross are expected to be patterned instead of plain?")
Hawaiian happy face spiders from the island of Maui can have different markings, as shown below. A single gene determines the markings on the spiders. A plain spider is crossed with a patterned spider. The patterned spider is homozygous. The pattern allele is dominant to the plain allele.What percentage of the offspring from this cross are expected to be patterned instead of plain?- A.
0%
- B.
25%
- C.
50%
- D.
100%
- 6.Nerve cells use which of the following to communicate with each other?
- A.
Antibodies
- B.
Electrochemical signals
- C.
Enzymes
- D.
Simple Sugars
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