Answer: A.
Explanation:
The secondary growth of a plant happens in the vascular cambium. When the vascular cambium produces more tissues, it makes the stems thicker over time.
Answer:
The purpose is to defense, capture food, and clearing.
C.
6CO2 + 6H2O + Light -> C6H12O6 + 6O2
Light is needed as energy in order for photosynthesis to occur. Photosynthesis converts carbon dioxide and water into oxygen and glucose.
Answer:
C .they take up the usable forms of nitrogen found in the soil .
Explanation: