TE21 Round 1

Front

What property cannot be used to determine if two substances are the same?

Back

Mass cannot be used to determine if two substances are the same because different substances can have the same mass.

Front

What is a unicellular organism?

Back

A unicellular organism is an organism that consists of a single cell, which performs all functions necessary for life.

Front

What are the main components of the cardiovascular system?

Back

The main components of the cardiovascular system include the heart, blood vessels, and blood.

Front

What do plants need for photosynthesis?

Back

Plants need energy from the sun, water, and carbon dioxide in the air for photosynthesis.

Front

Where do sugar molecules fit in the process of photosynthesis?

Back

Sugar molecules are produced as an output of energy from within the chloroplasts during photosynthesis.

Front

What is density?

Back

Density is the mass of a substance divided by its volume, often used to identify substances.

Front

What is the role of chloroplasts in plants?

Back

Chloroplasts are the organelles in plant cells where photosynthesis occurs, converting sunlight into energy.

Front

What is the difference between unicellular and multicellular organisms?

Back

Unicellular organisms consist of one cell, while multicellular organisms are made up of multiple cells that work together.

Front

What is the function of blood in the cardiovascular system?

Back

Blood transports oxygen, nutrients, and waste products throughout the body.

Front

What is photosynthesis?

Back

Photosynthesis is the process by which green plants use sunlight to synthesize foods with the help of chlorophyll.