GH Bio: CA # 3 Part III Review

This diagram shows an experimental setup containing an aquatic plant, elodea, gas collection equipment, and a light source. Which gas bubbles made by the elodea are being collected?

• Carbon Dioxide

• Nitrogen

• Oxygen

• Helium

A plant is placed in a sealed container. All carbon dioxide is removed from the container. Which will most likely occur?

• The rate of photosynthesis will increase.

• The rate of cellular respiration will decrease.

• The rate of photosynthesis will decrease.

• The rate of cellular respiration will increase.

A student noticed that placing wilted lettuce in a bowl of cool water caused the lettuce to become more crisp and firm. Which process has occured?

• Osmosis

• Active Transport

• Simple Diffusion

When cells use energy to move molecules it is called

• Osmosis

• Passive Transport

• Simple Diffusion

• Active Transport

Why does active transport require energy?

• It does not require energy.

• It moves molecules from high to low concentration.

• It moves molecules from low to high concentration.

• It moves molecules with the concentration gradient.

What does the term selectively permeable mean?

• All substances are allowed to pass.

• Only certain substances are allowed to pass.

• Only large molecules are allowed to pass.

What are the subunits of DNA and their function?

• nucleotides that store information

• proteins that provide the building blocks for the structural components of organisms

• monosaccharides that provide quick energy for the cell

• lipids that store energy and provide insulation

Which of the following could be found in both DNA and RNA molecules?

• ribose sugar, phosphate groups, and adenine base

• phosphate groups, guanine base, and thymine base

• deoxyribose sugar, phosphate groups, and guanine base

• phosphate groups, guanine base, and cytosine base

The pairing of _____ in DNA is the key feature that allows for genetic variation

• hydrogen bonds

• nitrogen bases

• deoxyribose

• chromosomes

What process is being shown in the diagram?

• mRNA translation

• DNA replication

• ATP synthesis

• DNA transcription