IGCSE Biology Revision Quiz 1

• chloroplasts and nucleus
• nucleus only
• chloroplasts only
• water substance

• A
• B
• C
• D

• 1, 2, 3 and 4
• 1 and 3
• 2 and 3
• 2 and 4

• X = Artery
  Y = Vein
  Z= Capillary
• X = Artery
  Y = Capillary
  Z= Vein
• X = Vein
  Y = Artery
  Z= Capillary
• X = Vein
  Y = Capillary
  Z= Artery

• A
• B
• C
• D

• A
• B
• C
• D

• A
• B
• C
• D

Changes in pH and temperature can ___________________ an enzyme which causes it to lose its shape and affects its function.

• puncture

• denature

• double

• delete

What is letter "D" pointing to?

• upper epidermis

• palisade mesophyll

• spongy mesophyll

• bundle sheath

Which row correctly describes anaerobic respiration in yeast?

• A

• B

• C

• D