Photosynthesis

Is photosynthesis an exothermic or endothermic reaction

Endothermic

Complete the equation Carbon dioxide + ________ → oxygen +__________

water , glucose

Write out the balanced symbol equation for photosynthesis

6CO2 + 6H2O → 6O2 + C6H12O6

Where is carbon dioxide taken from

The air

What is water transported through

The xylem

What type of energy does a plant use in photosynthesis

Sunlight

What releases oxygen back to the air

The stomata

Which part of the plant absorbs the energy needed for photosynthesis

The chlorophyll

Name 5 uses for glucose

Respiration, insoluble starch, fat or oil, cellulose, amino acids

What are the three main factors needed for photosynthesis to occur

Carbon dioxide, temperature, light intensity

What happens if it is too hot

The enzymes denature

Why should an LED lamp be used

It produces less heat

What is an independent variable

The thing you change

What is a dependant variable

The thing that’s measured

What’s the control variable

The things you keep the same

What are the two ways to measure the volume of gas produced

Collect it in a gas syringe or count the bubbles