Biotechnology

Biotechnology

Multiple Choice

What does aerobic respiration need?

• carbon dioxide

• oxygen

• water

Multiple Select

Which of these are an unwanted biproduct of respiration?

• carbon dioxide

• energy

• water

• sugar

Multiple Choice

Where is oxygen absorbed?

• lungs

• liver

• alveoli

• villi

• small intestine

Multiple Choice

What helps to absorb the food needed for respiration?

• alveoli

• villi

• lungs

• liver

Multiple Choice

How does oxygen travel in the blood?

• white blood cells

• plasma

• red blood cells

Multiple Choice

What 'fuel' is used in the fermentation process?

• grapes

• barley

• sugar

• oxygen

Multiple Choice

why are the containers sealed?

• to keep it clean

• to keep oxygen out

• it looks neater that way

• its what they've always done

Multiple Choice

wat type of respiration is taking place when making bread?

• aerobic

• anaerobic

Multiple Choice

What causes the formation of bubbles?

• oxygen

• carbon dioxide

• methane

• water