Download 1. photosynthesis and plant growth

Grade 8 – Biology
1.
PHOTOSYNTHESIS AND PLANT GROWTH
Learning Objectives
1
Define and describe photosynthesis
 Use the word equation
2
Understand the importance of water and mineral salts to plant growth
3
SKILL – Testing for the presence of starch
4
Describe the effect of light on photosynthesis
5
Explain the role of chloroplasts in plant cells
6
SKILL – Identify the major parts of a plant cell using a microscope
7
Explain how carbon dioxide and oxygen leave and enter the plant through the stomata
8
Understand that photosynthesis is an endothermic reaction
9
INVESTIGATION – Design and carry out a lab to investigate any aspect of plant growth covered
in this unit
Vocabulary
1. Glucose; chlorophyll
2. Nitrate; phosphate; potassium; deficiency disease
3. Starch; destarch; iodine solution
4. 5. Chloroplast; endothermic reaction
6. Plant cell; Cell wall; Cell membrane; Nucleus; Cytoplasm; Vacuole
7. Stoma; Stomata; Waxy cuticle; Epidermis; Palisade mesophyll; Spongy mesophyll; Guard cell
8. Endothermic reaction