IGCSE Topic 6 Plant Nutrition

Which is a definition for photosynthesis?

• Releasing energy from nutrients

• The breaking down of large insoluble molecules into small soluble molecules

• The process by which plants make carbohydrates from raw materials using energy from light

• The movement of particles from a high concentration to a low concentration

Tags

NGSS.MS-LS1-6

Which is the word equation for photosynthesis?

• glucose + oxygen -> carbon dioxide + water

• methane + oxygen -> carbon dioxide + water

• glucose + carbon dioxide -> oxygen + water

• carbon dioxide + water -> oxygen + glucose

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

State the balanced symbol equation for photosynthesis

• CO₂ + H₂O -> C₆H₁₂O₆ + O₂

• C₆H₁₂O₆ + 6O₂ -> 6CO₂ + 6H₂O

• 6CO₂ + 6H₂O -> C₆H₁₂O₆ + 6O₂

• CO₂ + H₂O -> 6C₆H₁₂O₆ + O₂

Tags

NGSS.MS-LS1-6

NGSS.MS-LS1-7

Which molecule transfers light energy into chemical energy for the synthesis of carbohydrates

• Chloroplast

• Chlorophyll

• Mitochondria

• Vacuole

Tags

NGSS.MS-LS1-6

In plants the glucose produced in photosynthesis gets stored as which molecule?

• Starch

• Glycogen

• Lipids

• Protein

Tags

NGSS.MS-LS1-6

NGSS.MS-LS1-7

State the name of structure A

• Vascular bundle

• Upper epidermis

• Palisade mesophyll

• Spongy mesophyll

Tags

NGSS.MS-LS1-2

What is the name of the water proof layer on the top of the leaf?

• Vascular bundle

• Cuticle

• Palisade mesophyll

• Spongy mesophyll

What are the cells in layer B called?

• Vascular bundle

• Cuticle

• Palisade mesophyll

• Spongy mesophyll

Tags

NGSS.MS-LS1-2

What are the cells in layer C called?

• Vascular bundle

• Cuticle

• Palisade mesophyll

• Spongy mesophyll

Tags

NGSS.MS-LS1-2

What structures are found in the vascular bundle? (pick 2 options)

• Xylem

• Phleom

• Palisade mesophyll

• Spongy mesophyll