Unit 3b: Ch. 10.1 (Intro Cell Resp) CONCEPT CHECK #1

Front

What are the reactants in cellular respiration?

Back

Oxygen and sugar are the reactants in cellular respiration.

Front

1 food calorie = _______ chemistry calories

Back

1 food calorie = 1000 chemistry calories.

Front

Which organelle does cellular respiration occur in?

Back

Cellular respiration occurs in the mitochondria.

Front

Energy can be measured in...

Back

Energy can be measured in Calories and Joules.

Front

Organisms that must consume food to obtain energy are called?

Back

Organisms that must consume food to obtain energy are called heterotrophs.

Front

What is the main purpose of cellular respiration?

Back

The main purpose of cellular respiration is to convert biochemical energy from nutrients into ATP.

Front

What is ATP?

Back

ATP (Adenosine Triphosphate) is the energy currency of the cell.

Front

What is the byproduct of cellular respiration?

Back

The byproducts of cellular respiration are carbon dioxide and water.

Front

What is the difference between autotrophs and heterotrophs?

Back

Autotrophs produce their own food, while heterotrophs consume other organisms for energy.

Front

What role does oxygen play in cellular respiration?

Back

Oxygen acts as the final electron acceptor in the electron transport chain during cellular respiration.