Plant Parts
100: Q: What plant part absorbs water and anchors the plant?
A: What is the root?
100: Q: Name the two types of roots.
A: What are tap roots and fibrous roots?
100: Q: What is the top waxy layer that protects the leaf?
A: What is the cuticle?
100: Q: What do plants need to do photosynthesis?
A: Sunlight, water, and carbon dioxide.
100: Q: Define transpiration.
A: Loss of water vapor through the leaves.
200: Q: What is the main function of the stem?
A: What is to support the plant and transport materials?
200: Q: Give one example of a plant with a tap root.
A: What is a carrot?
200: Q: What are the outer layers of cells called?
A: What are the upper and lower epidermis?
200: Q: What are the products of photosynthesis?
A: Glucose (sugar) and oxygen.
200: Q: What do guard cells do?
A: Open and close stomata.
300: Q: Which part contains chloroplasts and is key to photosynthesis?
A: What is the leaf?
300: Q: What’s the difference between woody and herbaceous stems?
A: Woody stems are hard; herbaceous stems are soft and green.
300: Q: What cells open and close the stomata?
A: What are guard cells?
300: Q: What cell part captures sunlight?
A: What is the chloroplast?
300: Q: What is the function of stomata?
A: Gas exchange.
400: Q: What tissue carries water through the plant?
A: What is xylem?
400: Q: What is the cambium?
A: A layer that produces new xylem and phloem.
400: Q: What is the function of the palisade layer?
A: It contains chloroplasts for photosynthesis.
400: Q: What gas enters the leaf during photosynthesis?
A: What is carbon dioxide?
400: Q: What is the function of chloroplasts?
A: They carry out photosynthesis.
500: Q: What is the function of the phloem?
A: What is to transport food (sugars) from the leaves?
500: Q: What do annual rings show in a tree stem?
A: The age and growing conditions of the tree.
500: Q: Which leaf layer has air spaces to allow gas exchange?
A: What is the spongy layer?
500: Q: What process releases water vapor from leaves?
A: What is transpiration?
500: Q: Define photosynthesis.
A: The process where plants make food using sunlight, water, and CO₂.