Bioenergetics - Foundation

What class are you in?

• 11X3A
• 11X3B
• 11Y3A
• 11Y3B
• Other

What are the products of photosynthesis?

• Water and carbon dioxide
• Water and oxygen
• Glucose and oxygen
• Glucose and carbon dioxide

What are the three main limiting factors of photosynthesis?

• A, B and E
• B, C and E
• A, C and D
• A, C and E

To make proteins, plants need to combine glucose with which other substance?

• Starch
• Oxygen
• Carbon Dioxide
• Nitrates

Where do plants get the nutrients required to make their cell walls?

• Plants get their nutrients from the Sun.
• Plants obtain nutrients by diffusion from the atmosphere.
• Products of photosynthesis.
• Plants absorb the nutrients needed from the soil.

The table shows different conditions that a plant was grown in. Which row shows the conditions that would result in the fastest rate of photosynthesis?

• A
• B
• C
• D

During the day, what would be the correct movement of gases into and out of a leaf?

• Carbon dioxide into the leaf and oxygen out of the leaf
• Carbon dioxide and oxygen both out of the leaf
• Carbon dioxide and oxygen both into the leaf
• Oxygen into the leaf and carbon dioxide out of the leaf

The graph shows the rate of photosynthesis over time. What is the factor limiting photosynthesis at point X?

• Carbon dioxide concentration
• Light intensity
• Concentration of chlorophyll in the leaves
• Temperature

A plant is growing in a dense forest early in the morning.What factor or factors would be limiting photosynthesis?

• Light intensity only
• Temperature and light intensity
• Temperature only
• Carbon dioxide concentration and light intensity

Which statement about processes that occur in plants is false?

• Photosynthesis releases energy.
• Plants produce both carbon dioxide and oxygen.
• Not all of the glucose produced in photosynthesis is used in respiration.