Worksheets:

Answer the question below, and circle youranswer in the puzzle.

1) The ________ of photosynthesis is proportional to the carbon dioxide concentration.

2) Changes in temperature ____________ the rate of photosynthesis.

3) Light intensity is one of the ____________ that affect the rate of photosynthesis

4) The optimum temperature ____________ for different species of plants.

5) The plant will wilt and the _______________ will close if water is not supplied.

6) After the saturation ________________ a further increase in carbon dioxide concentration does

not increase the rate of photosynthesis.

7) The photosynthesis rate starts to decrease when concentration of carbon dioxide and

temperature are ________ high.

8) The photosynthetic ___________ are destroyed when the temperature is too high.