Test 4 Study Guide (Atmosphere & Biosphere)

Front

What do we call an organism that eats a producer?

Back

Primary consumer: An organism that consumes producers (plants) for energy.

Front

What are greenhouse gases?

Back

Greenhouse gases are gases that trap heat in the atmosphere, including carbon dioxide, methane, and water vapor.

Front

What is late wood in tree growth?

Back

Late wood: The dark colored ring that grows at the end of the year, indicating slower growth.

Front

What do wide rings in tree growth indicate?

Back

Wide rings indicate warm temperatures and plenty of rainfall during the growing season.

Front

What is a keystone species?

Back

A keystone species is a species that has a crucial role in the way an ecosystem functions, affecting many other organisms.

Front

What is a carnivore?

Back

Carnivore: An organism that primarily eats other animals.

Front

What is an autotroph?

Back

Autotroph: An organism that produces its own food, typically through photosynthesis.

Front

What is a secondary consumer?

Back

Secondary consumer: An organism that eats primary consumers.

Front

What role do greenhouse gases play in the atmosphere?

Back

Greenhouse gases help regulate Earth's temperature by trapping heat.

Front

What is the significance of tree rings?

Back

Tree rings provide information about the age of a tree and the environmental conditions during each year of growth.