In comparison they both show feeding relationship in an ecosystem.
In contrast, a food chain is a simple linear feeding relationship while a food web is a complex feeding relationship.
2) The arrows is to show the direction of the feeding relationship
Answer:
Like plants, humans and other animals depend on glucose as an energy source, but they are unable to produce it on their own and must rely ultimately on the glucose produced by plants. Moreover, the oxygen humans and other animals breathe is the oxygen released during photosynthesis.
Explanation:
Acquired trait, because the organism is being influenced and is obtaining knowledge from its environment or ACQUIRING TRAIT (example: polar bears go into hibernation to survive cold winters)
Photosynthesis is the process where by green plant manufacture their own food with the help of sunlight and carbon dioxide