Final Answer:
Q1. A food web is a group of connected food chains that show how energy moves through different living things in an ecosystem.
Q2. If the snake population decreases, the animals it eats (like mice and frogs) might increase, and the animals that eat snakes (like hawks and owls) might have less food and decrease too.
Q3. We consider the ecosystem to be in equilibrium when all the populations of plants and animals stay balanced and don’t change too much over time.
Q4. As we move up each step in a food chain or web, energy decreases because some energy is lost as heat or used for life activities at each level.
Q5. A food chain is a simple path that shows who eats whom, starting from a producer (like grass) to a top predator (like a hawk).
Q6. The producer in the food chain is Grass.
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Parent Tip: Review the logic above to help your child master the concept of food chain and food web worksheet.