تدريبات علم البيئة

What do we call organisms that eat plants and meat?

• Producers

• Consumers

• Decomposers

• Autotrophs

Which of the following is an example of a consumer?

• Bear

• Lion

• Giraffe

• Rabbit

Which level of organization is more complex?

• Ecosystem

• Biotic community

• Population

• Organism

Using several organisms the same resources at the same time is called?

• Competition

• Parasitism

• Mutualism

• Predation

What is the relationship where one organism benefits while the other is neither helped nor harmed?

• Mutualism

• Parasitism

• Commensalism

• Competition

What is the period when there is no soil called?

• Primary succession

• Secondary succession

• Ecological succession

• Climax community

What organisms provide food and energy for all living organisms?

• Autotrophs

• Herbivores

• Carnivores

• Omnivores

How does food and oxygen in a pond differ in spring compared to winter?

• Water temperature

• Behavior of organisms in water

• Winds

• Rainfall

Who first introduced the term ecology and in what year?

• Ernst Haeckel 1866

• Ernst Haeckel 1880

• Mendel 1866

• Pavlov 1880

What organisms feed on dead organisms and organic waste?

• Decomposers

• Autotrophs

• Predators

• Consumers