chlorophyll and photosynthesis

If plants breathe in carbon dioxide, what do they breathe out?

• Nitrogen

• Helium

• Hydrogen

• Oxygen

Which of the following need oxygen to survive?

• Plants

• Animals

• Plants and animals

• None of the above

At midnight, what is happening in the leaf of a plant?

• Respiration

• Photosynthesis

• Photosynthesis and respiration

• None of the above

What three things do plants need for the process of photosynthesis?

• Sunlight, oxygen, and sugar

• Water, soil, and oxygen

• Sunlight, carbon dioxide, and water

• Carbon dioxide, oxygen, and soil

What is the compound that plants use to absorb the energy from light?

• Chlorophyll

• H2O

• DNA

• Nitrogen

What are the structures inside plant cells that contain chlorophyll called?

• Nucleus

• Ribosomes

• Chloroplasts

• Lysosomes

What color is chlorophyll?

• Red

• Blue

• Yellow

• Green

• Brown

Light energy captured by photosynthesis is used in a plant for the synthesis of:

• Carbohydrates

• Carbohydrates, Fatty acids and Proteins

• Fatty Acids and Proteins

• None of these

At midday, what is happening in the leaf of a plant?

• Respiration

• Photosynthesis

• Mainly photosynthesis and some respiration

• None of the above

What is the name of the chemical where the energy is stored during the first phase of photosynthesis?

• ATP

• Carbon dioxide

• Chlorophyll

• Oxygen