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Photosynthesis Vocabulary: A Word Map Model
Key Vocab Words
Grade 7
English
Photosynthesis Vocabulary: A Word Map Model
Photosynthesis
Definition:
Photosynthesis is the process by which green plants use sunlight to make their own food from carbon dioxide and water.
Synonyms:
Plant food-making, autotrophic process
Antonyms:
Respiration, decomposition
Category/Broader Concept:
Biological processes, plant biology
Real-world Connection:
Photosynthesis allows plants to grow, which provides food and oxygen for humans and animals.
Chlorophyll
Definition:
Chlorophyll is the green pigment found in plants that captures light energy needed for photosynthesis.
Synonyms:
Green pigment, plant dye
Antonyms:
Carotene, anthocyanin (other pigments)
Category/Broader Concept:
Plant pigments, molecules
Real-world Connection:
Chlorophyll gives leaves their green color and enables them to absorb sunlight.
Glucose
Definition:
Glucose is a simple sugar produced during photosynthesis that serves as food for plants.
Synonyms:
Simple sugar, C6H12O6
Antonyms:
Starch (complex carbohydrate), cellulose
Category/Broader Concept:
Carbohydrates, plant food
Real-world Connection:
Glucose is used by plants for energy and growth, and is the starting point for many foods we eat.
Stomata
Definition:
Stomata are tiny openings on the surfaces of leaves that allow gases like carbon dioxide and oxygen to enter and exit.
Synonyms:
Leaf pores, plant openings
Antonyms:
Cuticle (protective layer), closed pores
Category/Broader Concept:
Plant structures, leaf anatomy
Real-world Connection:
Stomata help plants breathe and are essential for photosynthesis and transpiration.
Oxygen
Definition:
Oxygen is a colorless, odorless gas produced as a byproduct during photosynthesis and is essential for most living things to breathe.
Synonyms:
O2, air gas
Antonyms:
Carbon dioxide (CO2), nitrogen (N2)
Category/Broader Concept:
Gases, elements
Real-world Connection:
Plants release oxygen into the air during photosynthesis, which humans and animals need to survive.