This term describes all living things on Earth.
What is the biosphere?
A group of living and nonliving things interacting in an area is called this.
What is an ecosystem?
These organisms make their own food using sunlight.
What are producers?
The main source of energy for almost all life on Earth.
What is the Sun?
Cutting down large areas of forests is called this.
What is deforestation?
Plants, animals, and bacteria are all examples of these.
What are living organisms?
Forests, deserts, and grasslands are examples of these large ecosystems.
What are biomes?
Animals that eat only plants are called these.
What are herbivores?
This process allows plants to make food using sunlight.
What is photosynthesis?
Trash, chemicals, and smoke in the environment cause this problem.
What is pollution?
The biosphere includes living things in the land, water, and this part of Earth.
What is the atmosphere?
Living parts of an ecosystem are called these factors.
What are biotic factors?
Animals that eat both plants and animals are called these.
What are omnivores?
A group of connected food chains is called this.
What is a food web?
This practice helps protect plants and animals and their habitats.
What is conservation?
The biosphere interacts closely with the geosphere, hydrosphere, and this sphere.
What is the atmosphere?
Nonliving parts like sunlight, water, and soil are called these factors.
What are abiotic factors?
Animals that hunt and eat other animals are called these.
What are carnivores?
This shows how much energy is available at each level of a food chain.
What is an energy pyramid?
When a species completely disappears from Earth, this has occurred.
What is extinction?
This describes areas of Earth where living things can survive, from deep oceans to high mountains
What are habitats or ecosystems?
This shows how energy moves from plants to animals in an ecosystem.
What is a food chain or food web?
This group breaks down dead plants and animals and returns nutrients to the soil.
What are decomposers?
Only a small amount of energy moves to the next level, while most is lost as this.
What is heat?
Human actions like burning fossil fuels can change climate and affect this worldwide system of life.
What is the biosphere?