8876 / 2027

Chapter 8 / 6 short lessons

Photosynthesis and respiration

Track matter and energy through the required stages without memorising unnecessary pathway intermediates or ATP totals.

H1 Biology / 8876 / 2027 syllabus

What do you think?

Does light-independent mean that carbohydrate production can continue indefinitely without light?

Lessons

0 of 6 marked as read
01

Capture light and make usable chemical energy

Locate photosynthesis and identify light-dependent inputs, outputs and energy conversion.

About 5 min
About 5 min
02

Use carbon dioxide to build carbohydrate

Identify light-independent inputs and outputs and explain storage of captured energy in carbohydrate.

About 5 min
About 5 min
03

Begin respiration in the cytoplasm

Identify glycolysis location, initial substrate and final products under aerobic conditions.

About 5 min
About 5 min
04

Release carbon dioxide and reduce carriers

Identify initial reactants, final products and mitochondrial locations of the link reaction and Krebs cycle.

About 6 min
About 6 min
05

Use oxygen at the end of electron transfer

Identify oxidative-phosphorylation inputs, products and mitochondrial location.

About 5 min
About 5 min
06

Keep glycolysis going without oxygen

Identify anaerobic reactants and products and compare energy release with aerobic respiration.

About 5 min
About 5 min
What you will be able to do
  • Identify inputs and outputs of both photosynthetic stages.
  • Locate and connect the four aerobic respiration stages.
  • Compare anaerobic products in yeast and muscle with aerobic energy release.

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