QUARTER EXAM (Test 3) - Science: Order & Design

Front

Which cells carry oxygen through the blood?

Back

Red blood cells are responsible for transporting oxygen throughout the body.

Front

What term refers to animals in an environment?

Back

Fauna refers to the animal life in a particular environment.

Front

A distinct type of organism is a(n) ____.

Back

Species is a term used to describe a distinct type of organism.

Front

What are the air sacs in the lungs called?

Back

Alveoli are the tiny air sacs in the lungs where gas exchange occurs.

Front

Through what process does water in the soil enter a root's root hairs?

Back

Osmosis is the process by which water moves from an area of higher concentration in the soil to an area of lower concentration in the root hairs.

Front

What is the process by which plants make their own food using sunlight?

Back

Photosynthesis is the process by which plants convert sunlight into chemical energy.

Front

What is the term for the variety of life in an ecosystem?

Back

Biodiversity refers to the variety of life in a particular ecosystem.

Front

What is the primary source of energy for the Earth?

Back

The Sun is the primary source of energy for the Earth.

Front

What is the role of decomposers in an ecosystem?

Back

Decomposers break down dead organic matter, returning nutrients to the soil.

Front

What is an ecosystem?

Back

An ecosystem is a community of living organisms interacting with their environment.