Simple quiz

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Kysymys:

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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Vastaus:

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Kysymys:

True/false question

Plants open its stomata to avoid losing too much water.

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Vastaus:

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Väärin

Plant closes its stomata to avoid losing too much water.

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Kysymys:

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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Kysymys:

True/false question

Plant respiration captures CO2.

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Vastaus:

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

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Kysymys:

Multiple choice question

As plants respire, they release

carbon dioxide.

oxygen.

Vastaus:

oxygen.

carbon dioxide.

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Kysymys:

True/false question

Early spring is a tricky time for plants due to the combination of sunny but still quite cold days.

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Kysymys:

True/false question

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

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Kysymys:

True/false question

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

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Vastaus:

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Kysymys:

True/false question

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

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Kysymys:

True/false question

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

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Vastaus:

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Kysymys:

Multiple choice question

Photoinhibition means the decrease in photosynthesis due to

exposure to excess of CO2.

exposure to shortage of soil moisture.

exposure to excess of light.

exposure to high temperature.

Vastaus:

exposure to excess of light.

exposure to excess of CO2.

exposure to high temperature.

exposure to shortage of soil moisture.

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Kysymys:

Multiple choice question

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

Solar radiation

Soil nutrients

Atmospheric CO2

Soil water

Vastaus:

Atmospheric CO2

Soil nutrients

Soil water

Solar radiation

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Kysymys:

Multiple choice question

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

atmospheric oxygen.

soil heat.

sun light.

soil nutrients.

Vastaus:

sun light.

atmospheric oxygen.

soil nutrients.

soil heat.

Tulos 0 / 1
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Kysymys:

Multiple choice question

Photosynthesis of a tree canopy is driven or influenced by

soil moisture (REW).

the total leaf area (LAI).

photosynthetically active solar radiation (PAR).

air humidity (VPD).

atmospheric CO2.

air temperature (T).

Vastaus:

the total leaf area (LAI).

photosynthetically active solar radiation (PAR).

air humidity (VPD).

air temperature (T).

soil moisture (REW).

atmospheric CO2.

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(skipped)

Kysymys:

True/false question

Transpiration decreases as air becomes drier.

Answer hidden

Vastaus:

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