2 results
Best selling A-Level year 1 and AS Biology notes
Exam (elaborations)
AQA A Level Biology - Energy and Ecosystems questions and answers 100% verified.
PopularWhere do organic compounds come from in an ecosystem? - correct answer. Plants 
synthesise organic compounds in photosynthesis using atmospheric or aquatic CO2 
What are most of the sugars produced in photosynthesis used for ? - correct answer. 
Respiration (as respiratory substrates) 
What are the two uses of organic compounds produced in photosynthesis ? - correct 
answer. Respiratory Substrates 
Building other biological molecules e.g. cellulose 
What is biomass ? - correct answer. The mas...
Exam (elaborations)
AQA A Level Biology Paper 1 Questions & Answers 2025/26
PopularAQA A Level Biology 
Paper 1 Questions & 
Answers 
2025/26
Newest A-Level year 1 and AS Biology summaries
Exam (elaborations)
AQA A Level Biology Paper 1 Questions & Answers 2025/26
AQA A Level Biology 
Paper 1 Questions & 
Answers 
2025/26
Exam (elaborations)
AQA A Level Biology - Energy and Ecosystems questions and answers 100% verified.
Where do organic compounds come from in an ecosystem? - correct answer. Plants 
synthesise organic compounds in photosynthesis using atmospheric or aquatic CO2 
What are most of the sugars produced in photosynthesis used for ? - correct answer. 
Respiration (as respiratory substrates) 
What are the two uses of organic compounds produced in photosynthesis ? - correct 
answer. Respiratory Substrates 
Building other biological molecules e.g. cellulose 
What is biomass ? - correct answer. The mas...