Home / Worksheets / Grade 8 / Science / Photosynthesis and Cellular Respiration

Photosynthesis and Cellular Respiration

An 8th-grade science worksheet covering the processes of photosynthesis and cellular respiration, including inputs, outputs, and their interrelationship.

Grade 8 Science BiologyPhotosynthesis and Cellular Respiration
Use This Worksheet

Includes

Multiple ChoiceFill in the BlanksTrue / FalseShort Answer

Standards

MS-LS1-6MS-LS1-7

Topics

sciencebiologyphotosynthesiscellular respirationgrade 8
6 sections · Free to use · Printable
← More Science worksheets for Grade 8

Photosynthesis and Cellular Respiration

Name:

Date:

Score:

Read each question carefully and answer to the best of your knowledge. Refer to the diagrams provided to help you.

1. What are the primary inputs for photosynthesis?

Photosynthesis Overview Diagram
a

Oxygen and Glucose

b

Carbon Dioxide, Water, and Sunlight

c

Heat and Light

d

ATP and Water

2. Where does cellular respiration primarily occur in a eukaryotic cell?

Cellular Respiration Overview Diagram
a

Nucleus

b

Chloroplast

c

Mitochondria

d

Cytoplasm

3. Photosynthesis is the process by which plants convert light energy into chemical energy in the form of  .

4. The gas released as a byproduct during photosynthesis that is essential for animal life is  .

5. Cellular respiration breaks down glucose and oxygen to produce  , water, and energy (ATP).

6. Plants perform only photosynthesis and animals perform only cellular respiration.

T

True

F

False

7. Chlorophyll is the pigment in plants that absorbs light energy for photosynthesis.

T

True

F

False

8. Briefly explain the relationship between photosynthesis and cellular respiration.