Simple quiz

You got 9 of 15 possible points.
Your score was: 60 %

Question Results

Score 0 of 1

Question:

True/false question

The rate of respiration decreases with temperature.

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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 soil temperature.

the changes in light.

the changes in CO2 concentration.

Response:

the changes in light.

the changes in air temperature.

the changes in soil temperature.

the changes in CO2 concentration.

Score 0 of 1

Question:

True/false question

Transpiration decreases as air becomes drier.

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Response:

User answer
True
Score 1 of 1

Question:

Multiple choice question

Photoinhibition means the decrease in photosynthesis due to

exposure to high temperature.

exposure to shortage of soil moisture.

exposure to excess of CO2.

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:

Multiple choice question

As plants respire, they release

carbon dioxide.

oxygen.

Response:

oxygen.

carbon dioxide.

Score 0 of 1

Question:

True/false question

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

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Response:

User answer
False
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

At low air humidity, a plant closes its stomata to prevent transpiration. The action also decreases photosynthesis

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Response:

User answer
True
Score 1 of 1

Question:

True/false question

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

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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 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:

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.

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Response:

User answer
True
Score 0 of 1

Question:

True/false question

High soil moisture leads to decreased photosynthesis.

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Response:

User answerFeedback
True

In boreal upland forests, low soil moisture decreases the rate of photosynthesis.

Score 1 of 1

Question:

True/false question

When there is low soil moisture, plants close its stomata pores which then decreases photosynthesis.

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Response:

User answer
True
Score 1 of 1

Question:

Multiple choice question

What is the source of carbon that is assimilated in photosynthesis?

Solar radiation

Atmospheric CO2

Soil nutrients

Soil water

Response:

Soil water

Atmospheric CO2

Solar radiation

Soil nutrients