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9.1 Ecosystems and interdependence

One oak tree is an individual. What do all the oak trees in one wood form?

A

One organism and its offspring living in the same area at the same time.

B

All organisms of different species living in the same area at the same time.

C

All organisms of one species living in the same area at the same time.

D

All organisms of one species living in different areas at different times.

9.1 Ecosystems and interdependence Flashcards

  1. GCSE
  2. /Biology
  3. /9.1 Ecosystems and interdependence

Flashcards for Edexcel GCSE Biology 9.1 Ecosystems and interdependence, covering the key terms, definitions and processes you need to recall for Paper 1 and Paper 2. 29 cards drawn from 9.1.1 Levels of organisation in ecosystems, 9.1.2 Abiotic and biotic factors, 9.1.3 Importance of interdependence, 9.1.4 Parasitism and mutualism, and 9.1.5 Determining number of organisms in an area, matched to the Edexcel GCSE Biology (1BI0) specification. Recall questions account for roughly 40% of marks at GCSE Biology, so these target the marks you can secure before the paper starts.