Photosynthesis Lesson

B4.1 Photosynthesis

Keywords

Carbon dioxide

Glucose

Chloroplasts

Chlorophyll

Stomata

Palisade mesophyll cells

Respiration

Open Ended

What is the purpose of photosynthesis?

Multiple Select

Select the chemicals needed for photosynthesis to take place?

• glucose

• carbon dioxide

• oxygen

• water

• sunlight

Multiple Select

Select the reactants in the photosynthesis equation?

• glucose

• carbon dioxide

• oxygen

• water

• sunlight

Multiple Select

Select the products in the photosynthesis equation?

• glucose

• carbon dioxide

• oxygen

• water

• sunlight

Multiple Choice

Which structure in a plant cell is where photosynthesis takes place?

• Nucleus

• Mitochondria

• Cytoplasm

• Chloroplast

Multiple Choice

What is the green pigment inside chloroplasts in plant cells that makes plants green?

• Haemoglobin

• Chlorophyll

• Chloroplasts

• Antibodies

Open Ended

How do gases like carbon dioxide and oxygen pass in and out of a plant?

Multiple Choice

Which special type of plant cell in the leaf contains lots of chloroplasts?

• Waxy cuticle

• Spongey mesophyll cell

• Palisade mesophyll cell

• Guard cell

Multiple Choice

Which special type of plant cell in the leaf opens and closes the stomata?

• Waxy cuticle

• Spongey mesophyll cell

• Palisade mesophyll cell

• Guard cell

Multiple Select

Which gases pass in and out of the stomata?

• oxygen

• water vapour

• carbon dioxide

• Argon

Multiple Choice

Which gas is the product of photosynthesis?

• oxygen

• water vapour

• carbon dioxide

• Argon

Multiple Select

Which processes allow the movement of water in and around a plant?

• Transpiration

• Osmosis

• Diffusion

• Translocation

Open Ended

What do you think plants might need glucose for?

Glucose it the building block for lots of important substances!

Plants can't grow (using proteins) or store food (as fats) without glucose!

Multiple Choice

Which structure inside cells is where respiration takes place?

• Nucleus

• Cytoplasm

• Chloroplasts

• Mitochondria

Multiple Choice

Which structure inside cells is where photosynthesis takes place?

• Nucleus

• Cytoplasm

• Chloroplasts

• Mitochondria

Multiple Choice

What is the monomer of starch, which is a long chain polymer?

• Glucose

• Fructose

• Amylase

• Chlorophyll

Multiple Choice

Protease is an enzymes which breaks ........................ into amino acids.

• Amylase

• Glucose

• Proteins

• Starch

Multiple Select

Select the correct symbol and word equation for photosynthesis.

• CO₂ + H₂O = C₆H₁₂O₆ + O₂

• C₆H₁₂O₆ + O₂ = CO₂ + H₂O

• Carbon dioxide + water = Oxygen + glucose

• Oxygen + glucose = carbon dioxide + water