WorksheetsEcology Review
Total questions: 14
Worksheet time: 9mins
What percentage of energy is passed on to the next trophic level?
5%
10%
50%
90%
The living parts of an ecosystem
Biotic factors
Abiotic factors
Mother Earth
Flowers
The study of how living things interact with one another and with their environment.
Biology
Lithology
Ecology
Farmacology
Invasive species can...
Increase biodiversity
Decrease biodiversity
help biodiversity
Which of the following organisms in competition with the weasel for their food source?
grass
rabbit
fox
snake
How does the mouse get energy in this food web?
From a producer
From a consumer
By turning light into food
By releasing Carbon Dioxide
Both species benefit
symbiosis
parasitism
mutualism
commensalism
One species benefits, the other species is harmed
symbiosis
parasitism
mutualism
commensalism
Clownfish live inside sea anemones. They eat creatures that harm anemones, while anemones protect clownfish from predators. This is an example of:
Mutualism
Commensalism
Parasitism
Amensalism
What is the hawk in the food web?
Producer
Primary consumer
Secondary consumer
Tertiary consumer
A pond ecosystem is shown in the diagram below. Which statement describes an interaction that helps maintain the dynamic equilibrium of this ecosystem?
The frogs make energy available to this ecosystem through the process of photosynthesis.
The algae directly provide food for both the rotifers and the catfish.
The green-backed heron provides energy for the mosquito larvae.
The catfish population helps control the populations of water boatman and water fleas.
Removal of a forest or stand of trees, which are then used for nonforest purposes
Reuse
Deforestation
Pollution
Overpopulation
