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Organism Relationships
Food Webs and Chains
Organism Roles 1
Organism Roles 2
100
All of the living and nonliving things interacting in an environment is called what?
An ecosystem
100
The close relationship of two species that benefits at least one of the species.
What is symbiosis?
100
The snake in the food chain would be called
What is a secondary consumer?
100
Plants are part of this type of organism that makes its own food.
What is a producer?
100
Mushroom and earthworms are part of this group of consumers that breaks down the remains of dead plants and animals.
What is a decomposer?
200
What are the three things a plant uses in the process of photosynthesis?
Water, Sunlight, and Carbon Dioxide (CO2)
200
When one animal is harmed and one animal benefits it is called
Parasitism
200
What would happen to the hawk if the amount of snakes decreased?
The hawks wouldn't have enough food, so the number of hawks would decrease.
200
This type of organism eats other organisms to get food energy.
What is a consumer?
200
This is a carnivore that hunts, catches, and eats other animals.
What is a predator?
300
What are the products (outcomes) of photosynthesis?
Glucose (sugar) and Oxygen
300
When a fish gets food by eating the parasites off of a shark their relationship is called what?
Mutualism
300
What does all life on Earth ultimately depend upon for energy?
The sun
300
Rabbits and mice are examples of this type of organism that eats only plants.
What is an herbivore?
300
These are animals that are hunted, caught, and eaten by another animal.
What is a prey?
400
An ecosystem is made of both biotic and abiotic things. What is the biotic part of the ecosystem.
All the living organisms in the environment.
400
When one organism benefits and the other organism is neither harmed nor benefits it is called...
Commensalism
400
An omnivore or a consumer.
400
Lions, Tigers, and Killer Whales are examples of this type of consumer that eats only meat.
What is a carnivore?
400
How do decomposers help the ecosystem?
They break down the dead organisms and put nutrients in the soil, air, and water.
500
So it cannot be seen by its predators.
500
Butterflies get food from the flowers of a plant. They also lay their eggs on the leaves of the plant. As the caterpillars develop, they eat the leaves of the plant. How does the plant benefit from the butterflies?
Butterflies help pollinate flowers so seeds can form
500
What would happen to the food web if a pesticide killed all of the berries?
Many organisms would die and more organisms would rely on the plaintains.
500
Humans and bears are examples of this type of consumers that eats both plants and animals.
What is an omnivore?
500
Vultures and hyena are examples of a type of animal that gets food by eating the scraps left behind by a predator.
What is a scavenger?