Simple quiz

You got 11 of 15 possible points.
Your score was: 73 %

Question Results

Score 0 of 1

Question:

Multiple choice question

To transform atmospheric CO2 into organic molecules, plants can use the energy from

soil heat.

soil nutrients.

sun light.

atmospheric oxygen.

Response:

soil heat.

atmospheric oxygen.

sun light.

soil nutrients.

Score 1 of 1

Question:

Multiple choice question

As plants respire, they release

carbon dioxide.

oxygen.

Response:

carbon dioxide.

oxygen.

Score 1 of 1

Question:

True/false question

Carbon becomes locked as part of the accumulating plant biomass as plants grow.

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Response:

User answer
True
Score 1 of 1

Question:

True/false question

Transpiration decreases as air becomes drier.

Answer hidden

Response:

User answer
False
Score 1 of 1

Question:

True/false question

Carbon capture is performed by the green parts of plants via photosynthesis.

Answer hidden

Response:

User answer
True
Score 0 of 1

Question:

Multiple choice question

The annual cycle of photosynthesis mainly follows

the changes in air temperature.

the changes in CO2 concentration.

the changes in light.

the changes in soil temperature.

Response:

the changes in air temperature.

the changes in soil temperature.

the changes in light.

the changes in CO2 concentration.

Score 0 of 1

Question:

True/false question

Plants open its stomata to avoid losing too much water.

Answer hidden

Response:

User answerFeedback
True

Plant closes its stomata to avoid losing too much water.

Score 1 of 1

Question:

True/false question

The rate of respiration decreases with temperature.

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Response:

User answer
False
Score 0 of 1

Question:

True/false question

Leaf area increases with stand age, resulting in a decreasing rate of photosynthesis in the stand.

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Response:

User answerFeedback
True

An increment in leaf area increases also the photosynthesis of a tree stand. However, the relationship is saturating.

Score 1 of 1

Question:

Multiple choice question

Photoinhibition means the decrease in photosynthesis due to

exposure to excess of CO2.

exposure to high temperature.

exposure to shortage of soil moisture.

exposure to excess of light.

Response:

exposure to excess of light.

exposure to high temperature.

exposure to shortage of soil moisture.

exposure to excess of CO2.

Score 1 of 1

Question:

True/false question

Plant respiration captures CO2.

Answer hidden

Response:

User answerFeedback
False

Unlike photosynhesis, plant respiration captures atmospheric oxygen and releases carbon dioxide.

Score 1 of 1

Question:

True/false question

In general, the more carbon dioxide that is available to the plant, the faster the rate of photosynthesis - if other factors are favourable.

Answer hidden

Response:

User answer
True
Score 1 of 1

Question:

True/false question

A complex microbiota lives belowground, releasing carbon dioxide to the soil.

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Response:

User answer
True
Score 1 of 1

Question:

True/false question

In some part of the stems, some photosynthesis may also occur.

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Response:

User answer
True
Score 1 of 1

Question:

True/false question

The effect of light on photosynthesis has a clear saturating pattern: more light results in more photosynthesis but eventually leaves cannot take full advantage of all the extra light.

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Response:

User answer
True