EATERS
What do consumers in an ecosystem eat?
A) Producers
B) Other consumers
C) Sunlight
D) Water
Answer: B) Other consumers
What is the main function of producers in an ecosystem?
A) Consume other organisms
B) Decompose dead matter
C) Produce food using sunlight
D) Eat plants
Answer: C) Produce food using sunlight
What is a food chain?
A) A chain made of food
B) A chain that connects different ecosystems
C) A chain showing the flow of energy from one organism to another
D) A chain of predators
Answer: C) A chain showing the flow of energy from one organism to another
What is a food web?
A) A web made of food
B) A single chain of energy flow
C) A complex network of interconnected food chains
D) A web that catches food
Answer: C) A complex network of interconnected food chains
Answer: C) A complex network of interconnected food chains
What is the role of decomposers in an ecosystem?
A) Produce food
B) Break down dead organisms
C) Eat other organisms
D) Produce oxygen
Answer: B) Break down dead organisms
Give an example of a herbivore.
A) Lion
B) Deer
C) Owl
D) Bear
Answer: B) Deer
Name two examples of producers.
A) Lion and Tiger
B) Sunflower and Oak tree
C) Rabbit and Squirrel
D) Owl and Eagle
Answer: B) Sunflower and Oak tree
Give an example of a simple food chain.
A) Grass -> Rabbit -> Fox
B) Sun -> Tree -> Bird
C) Water -> Fish -> Bear
D) Rock -> Squirrel -> Wolf
Answer: A) Grass -> Rabbit -> Fox
Explain why food webs are more realistic representations of ecosystems than food chains.
A) Food webs show more connections between organisms
B) Food webs are simpler than food chains
C) Food webs only include producers
D) Food webs do not show energy flow
Answer: A) Food webs show more connections between organisms
Provide two examples of decomposers.
A) Lion and Tiger
B) Mushroom and Bacteria
C) Deer and Squirrel
D) Owl and Eagle
Answer: B) Mushroom and Bacteria
Explain the difference between a predator and a prey.
A) A predator hunts for food, while prey is the food hunted
B) A prey hunts for food, while a predator is the food hunted
C) Predators only eat plants, while prey only eat meat
D) Predators and prey are the same
Answer: A) A predator hunts for food, while prey is the food hunted
How do producers help maintain balance in an ecosystem?
A) By eating other organisms
B) By providing oxygen
C) By competing with consumers
D) By controlling the weather
Answer: B) By providing oxygen
What happens if one link in a food chain disappears?
A) The chain becomes stronger
B) The chain collapses
C) The chain reverses direction
D) The chain splits into two
Answer: B) The chain collapses
Describe the interconnectedness shown in a food web.
A) Organisms only eat one type of food
B) Organisms are not connected in a food web
C) Many organisms rely on others for food
D) Each organism produces its own food
Answer: C) Many organisms rely on others for food
Explain the process of decomposition.
A) Conversion of food into energy
B) Breakdown of dead organisms into simpler substances
C) Production of oxygen
D) Conversion of sunlight into food
Answer: B) Breakdown of dead organisms into simpler substances
How do omnivores differ from herbivores and carnivores?
A) Omnivores only eat meat
B) Herbivores only eat plants
C) Carnivores only eat other animals
D) Omnivores eat both plants and animals
Answer: D) Omnivores eat both plants and animals
Explain the process of photosynthesis.
A) Conversion of food into energy
B) Breakdown of glucose
C) Production of oxygen
D) Conversion of sunlight into food
Answer: D) Conversion of sunlight into food
Explain the concept of energy transfer in a food chain.
A) Energy is lost at each step
B) Energy is recycled back to the sun
C) Energy is created by predators
D) Energy flows from one organism to another
Answer: A) Energy is lost at each step
What would happen if a species in a food web becomes extinct?
A) It has no impact on the ecosystem
B) It disrupts the balance of the ecosystem
C) It increases the population of other species
D) It creates a new species
Answer: B) It disrupts the balance of the ecosystem
How do decomposers help recycle nutrients in an ecosystem?
A) By producing nutrients
B) By breaking down dead organisms into nutrients
C) By eating other organisms for nutrients
D) By controlling the weather
Answer: B) By breaking down dead organisms into nutrients
Describe the role of consumers in the food chain.
A) They produce food
B) They decompose dead organisms
C) They eat other organisms
D) They provide energy to producers
Answer: C) They eat other organisms
Describe the relationship between producers and consumers in an ecosystem.
A) Producers rely on consumers for food
B) Consumers rely on producers for food
C) Producers eat consumers
D) Consumers eat producers
Answer: B) Consumers rely on producers for food
Describe the different trophic levels in a food chain.
A) Producers, consumers, decomposers
B) Primary, secondary, tertiary, quaternary
C) Plants, animals, minerals
D) Sun, water, air
Answer: B) Primary, secondary, tertiary, quaternary
How do humans impact food webs in ecosystems?
A) Humans have no impact on food webs
B) Humans help maintain balance in food webs
C) Humans can introduce new species to food webs
D) Humans are not part of food webs
Answer: C) Humans can introduce new species to food webs
Describe the importance of decomposers in maintaining ecosystem balance.
A) They have no impact on ecosystems
B) They help regulate the population of other organisms
C) They recycle nutrients and clean up dead matter
D) They produce food
Answer: C) They recycle nutrients and clean up dead matter