Year 9 Plant reactions

Which gas is needed for photosynthesis?

• Oxygen

• Nitrogen

• Carbon dioxide

• Hydrogen

Where in a plant cell does photosynthesis take place?

• Nucleus

• Cytoplasm

• Mitochondria

• Chloroplast

Which sugar is made by plants in photosynthesis?

Identify the type of energy needed by plants for photosynthesis

• Kinetic

• Light

• Heat

• Sound

State the gas produced by plants in photosynthesis

Plants store which type of carbohydrate?

• Starch

• Amino acids

• Fatty acids

• Lipids

Identify the colour that iodine solution becomes in the presence of starch

• Red

• Lilac

• Cloudy

• Dark blue/black

Where in a plant does photosynthesis occur?

• Roots

• Leaves

• Flowers

• Stem

Identify the pigment that traps light for photosynthesis

• Haemoglobin

• Chlorophyll

• DNA

• Antibody

Which of the following is needed for photosynthesis?

• Water

• Oxygen

• Protein

• Heat energy