Photosynthesis Worksheet and Quiz

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Photosynthesis can be defined as a process in which plants use the Sun’s energy to make their food. The leaves of plants have specialized tissues called xylem that aid the process. Some bacteria, such as cyanobacteria, and protists, such as algae also uses photosynthesis in order to make their food.

NAME: …………………………………………

Date: …………………………….

Questions:

1. In photosynthesis, plants use ………………………, ……………………………. and ………………………… to produce sugar.

2. The reverse process of photosynthesis is known as…………………………………….

3. The second stage of photosynthesis process is known as the ……………………………………….

4. ……………………………………. is the green pigment in a plant’s leaves.

5. This process gets affected by many factors including ………………………, ………………………, ………………………….. and ……………………………………..

6. Photosynthesis is performed by planets in organelles called ………………………………

7. A chloroplast has two main parts which are ………………………. and …………………………

8. ……………………………………… molecules join to form more complex molecules used by plants.

9. Organisms that use light for the energy needed to make their own food are called …………………………..

10. Carbon dioxide passes into the plant’s leaves through small pores called ……………………………………….

Answers:

1. water, sunlight, carbon dioxide

2. cellular respiration

3. Calvin Cycle

4. Chlorophyll

5. light intensity, light wavelength, carbon dioxide level, the temperature

6. chloroplast

7. grana and stroma

8. Glucose

9. Producers

10. stomata