Ecology
GCE Biology
9 Ecology practice questions covering everything you need for GCE.
Drill Ecology →Sample Ecology questions
The process by which a bare rock surface in a tropical region is gradually colonized by organisms, eventually leading to the development of a stable forest community, is called
Which of the following abiotic factors is MOST responsible for determining the distribution of vegetation zones across Nigeria, from the mangrove swamps in the south to the Sahel savanna in the north?
During an ecological study, a population of tilapia fish in a pond was estimated using the mark-recapture method. In the first sample, 60 fish were caught, marked, and released. In the second sample, …
Which of the following best describes a food chain?
In a grassland ecosystem in Nigeria, grass is eaten by grasshoppers, which are eaten by lizards, which are eaten by hawks. If the grass contains 10,000 kJ of energy, how much energy is available to th…
The relationship between the egret and cattle in which the egret feeds on insects disturbed by the movement of cattle is best described as
A student counted the following organisms in a 1 m² quadrat in a field: 40 grass plants, 12 grasshoppers, 4 frogs, and 1 snake. Which of the following ecological pyramids would appear inverted for thi…
Bees give us:
Air we breathe has ___ % oxygen.