Basic Ecological Concepts

What is the study of plants and animals in relation to their environment called?

• Zoology

• Biology

• Botany

• Ecology

Which of the following is NOT an ecological component?

• Cytoplasm

• Atmosphere

• Lithosphere

• Biosphere

What term refers to the part of Earth's surface that contains living organisms?

• Lithosphere

• Biosphere

• Hydrosphere

• Atmosphere

The lithosphere is described as the

• Envelope of air surrounding the earth

• Solid crust where organisms live

• Water present on Earth

• Region of space beyond Earth

What is the habitat of a tapeworm?

• Pond water

• The bloodstream

• The intestine of a mammal

• The skin

Which of these is an example of a biotic community?

• Rocks, sand, and water in a desert

• A group of lions in a savanna

• Earthworms, termites, and insects in the soil

• Oxygen, carbon dioxide, and nitrogen in the air

What is the term for the total number of organisms of the same species in a habitat?

• Population

• Community

• Ecosystem

• Niche

The interaction between living and non-living things in a particular area is called a(n)

• Population

• Community

• Ecosystem

• Habitat

What is another name for producers in an ecosystem?

• Carnivores

• Decomposers

• Heterotrophs

• Autotrophs

Which of these is an example of a primary consumer?

• Shark

• Rabbit

• Hawk

• Lion