Question 1
Which type of bond holds the two complementary strands of a DNA double helix together?
Correct Answer:
Hydrogen bonds between paired nitrogenous bases
Question 2
During photosynthesis, plants convert carbon dioxide and water into glucose and oxygen using energy from sunlight. In which organelle does this process occur?
Correct Answer:
Chloroplast
Question 3
A scientist observes that an enzyme stops functioning when the solution is heated to a high temperature. Which explanation best accounts for this loss of function?
Correct Answer:
The high temperature denatured the enzyme, changing its shape
Question 4
Which statement correctly describes the relationship between cellular respiration and photosynthesis?
Correct Answer:
The products of photosynthesis are the reactants of cellular respiration
Question 5
The cell membrane is described as selectively permeable. What does this mean?
Correct Answer:
It controls which substances move into and out of the cell
Question 1
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About this Exam

Prepare with the MCAS Biology Practice Questions - MCAS High School Biology Test Exam practice quiz. This question bank includes 100 questions covering organisms, energy, cell, water, and called. Use it to review important concepts, identify knowledge gaps, and build confidence for the related exam, course, or assessment.

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MCAS Biology Practice Questions - MCAS High School Biology Test Exam

This practice set contains 100 questions from the matching question bank and focuses on organisms, energy, cell, water, and called. Work through each question carefully, review the provided solutions, and revisit topics that need more study before your next attempt.

This is an independent study resource intended for practice and review; it is not an official examination or an endorsement by any organization named in the title.

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