Untitled Quiz

What are carbohydrates composed of?

• Fe, Mg, Ca

• N, P, K

• C, H, O

• Na, Cl, S

What is another name for carbohydrates?

• Lipids

• Proteins

• Vitamins

• Saccharides

How are carbohydrates produced in plants?

• By photosynthesis

• By fermentation

• By transpiration

• By respiration

Which element is used by plants to synthesize glucose?

• H2

• N2

• O2

• CO2

What is the end product when carbohydrates are oxidized in living cells?

• O2, N2, and heat

• CO2, H2O, and energy

• CO, H2, and sound

• H2O, NaCl, and light