Review for Assessment 3

Front

What is transpiration?

Back

Transpiration is the process by which plants release water vapor into the atmosphere as a waste product.

Front

What do plants need for photosynthesis?

Back

Plants need carbon dioxide for photosynthesis.

Front

In an experiment on plant growth, what is the independent variable if each plant is given a different liquid?

Back

The independent variable is the type of liquid given to the plants.

Front

What can organisms that do not decompose become when buried?

Back

They can become fossil fuels.

Front

What is the geosphere?

Back

The geosphere refers to the solid part of the Earth, including rocks and soil.

Front

What is photosynthesis?

Back

Photosynthesis is the process by which green plants use sunlight to synthesize foods with the help of carbon dioxide and water.

Front

What is the role of sunlight in photosynthesis?

Back

Sunlight provides the energy needed for plants to convert carbon dioxide and water into glucose and oxygen.

Front

What is an independent variable in an experiment?

Back

An independent variable is the factor that is changed or controlled in a scientific experiment to test its effects on the dependent variable.

Front

What is a dependent variable in an experiment?

Back

A dependent variable is the factor that is measured or observed in an experiment.

Front

What is the water cycle?

Back

The water cycle is the continuous process by which water moves from the Earth's surface to the atmosphere and back.