6th grade Unit 1 Ecosystems Review

Why is the bee and flower an example of mutualism?

• Both the bee and flower benefit.

• The flower benefits and the bee is not changed.

• Only the bee benefits and the flower is harmed.

Which of the following is an example of parasitism?

• human and mosquito

• bee and flower

• shark and remora

A Remora fish, a type of suckerfish, attach themselves to sharks and other large fish. They detach when the larger fish feeds and eat the leftover scraps. What kind of symbiosis is being represented?

• Mutualism

• Commensalism

• Parasitism

True of False: The following is an example of competition, Both wolves and bears hunt the same prey in their habitats. But if the bears consume all the prey in the are, the wolves will die off, and the habitat will be imbalanced.

• True

• False

An angler fish has a fleshy growth on its head that gives off light. This part acts as a lure to help the angler fish catch its prey. An anglerfish is an example of which type of factor?

• Biotic

• Abiotic

All living things or organisms in an ecosystem are

• None

• biotic factors

• abiotic factors

The Sun is the source of all energy within an ecosystem. Plants depend on light from the sun in order to perform the process of photosynthesis. Sunlight is an example of what type of factor?

• Biotic

• Abiotic

Carnivores, herbivores, omnivores, and scavengers are all examples of __________.

• producers
• consumers
• decomposers
• abiotic factors

What is mutualism?

• A close, long lasting relationship when both parties benefit

• A one-sided relationship where one of the organism benefits greatly and the other is not helped nor harmed or damaged.

• One organism benefits from the relationship at the expense of the other.

A fungus provides nutrients to algae and the algae provides food to fungus. What kind of symbiosis is being represented? *

• Mutualism

• Commensalism

• Parasitism