Ecosystems
Catch All
Relationships
Factors
Symbiosis
100
The study of the relationship of plants and animals with their physical environment. a) biosphere b) ecosphere c) ecology d) chemistry
What is c) ecology
100
7. A symbiotic relationship in which both organisms benefit is called ________________. a) Mutualism b) Commensalism c) Symbiosis d) Parasitism
What is c) Symbiosis
100
Which of the following choices is not a type of symbiotic relationship? a) predation b) commensalism c) parasitism d) mutualism
What is a) predation
100
What are the living or once living parts of the environment? For example, trees, bushes, lions in the Savanna. a) abiotic b) biotic c) biosphere d) ecosystem
What is b) biotic
100
Symbiosis is the relationship between organisms. What are the three types? a) Commensalism, Parasitism, Predator b) Commensalism, Mutualism, Prey c) Commensalism, Mutualism, Parasitism
What is c) Commensalism, Mutualism, Parasitism
200
A connected group of food chains is called a(n) ______________. a) food web b) habitat c) ecosystem d) predator/prey relationship
What is a) food web
200
10. Which one listed is NOT an example of a symbiotic relationship? a) mutualism b) commensalism c) parasitism d) fascism
What is d) fascism
200
What is the relationship called that exists between a caribou and a wolf? a) symbiotic b) predator-prey c) mutualistic d) commensalism
What is b) predator-prey
200
A certain plant requires moisture, oxygen, carbon dioxide, light, and minerals in order to survive. This statement shows that a living organism depends on ________________. a) biotic factors b) abiotic factors c) symbiotic relationships d) carnivore-herbivore relationships
What is b) abiotic factors
200
Which of these would be an example of a mutualistic relationship? a) tapeworm/cow b) barnacle/whale c) clownfish/sea anemone d) snake/mouse
What is c) clownfish/sea anemone
300
In an ecosystem, sometimes more than one animal is a predator to the same animal. For example, the great barn owl and the the bald eagle both share a habitat, and they both hunt mice. Which answer explains how this relationship can work? a) They are both hunted by the red fox. b) The eagle migrates to other ecosystems c) The owl hunts at night and the eagle hunts during the day d) There is an overpopulation of owls
What is c) The owl hunts at night and the eagle hunts during the day
300
Which of these is a relationship where one organism benefits and the other is neither helped or harmed? a) Competition b) Predation c) Commensalism d) Parasitism
What is c) Commensalism
300
The relationship between people and mosquitoes is an example of which kind of symbiosis? a) mutualism b) host c) parasitism d) commensalism
What is c) parasitism
300
What is an endangered species? a) species in danger of extinction b) species in Africa c) species in developing countries d) species that are in zoos
What is a) species in danger of extinction
300
Which of these describes a communalistic relationship? a) A lion taking down a gazelle b) A remora being carried by a great white shark c) A tick feeding off of a dog d) A mosquito sucking the blood of a horse
What is b) A remora being carried by a great white shark
400
What is the meaning of a limiting factor? a) Any part of the living environment that decides whether or not an organism survives. b) Any part of the living and non-living environment that decides whether or not an organism survives. c) Any part of the non-living environment that decides whether or not an organism survives.
What is b) Any part of the living and non-living environment that decides whether or not an organism survives.
400
Some beetles break down the remains of dead animals. Some mushrooms breakdown the remains of dead trees. How do these actions most benefit plants? a) By returning nutrients to the soil b) By releasing oxygen into the air c) By making space for new animals d) By decreasing the population of herbivores
What is a) By returning nutrients to the soil
400
Which example shows a relationship between both an abiotic and biotic factor in an ecosystem? a) An insect is food for a salmon. b) Water carries a rock downstream. c) A tree removes a gas from the air. d) A flower makes food for a butterfly.
What is c) A tree removes a gas from the air.
400
A certain plant requires moisture, oxygen, carbon dioxide, light, and minerals in order to survive. This statement shows that a living organism depends on __________________. a) biotic factors b) abiotic factors c) symbiotic relationships d) carnivore-herbivore relationships
What is b) abiotic factors
400
Which relationship involves one party benefiting while the other is harmed? a) Parasitism b) Commensalism c) Mutualism d) Competition
What is a) Parasitism
500
26. In this food chain: plants ----mouse----snake---hawk, what might happen to the population of mice if the snakes are removed from the ecosystem? a) population will decrease b) population will increase c) population will stay the same d) it's impossible to predict
What is b) population will increase
500
30. Choose the correct order of events in the carbon cycle. a) respiration by living things releases carbon dioxide into the air, animals get carbon from plants, plants get carbon dioxide from the air b) plants get carbon dioxide from the air, respiration by living things releases carbon dioxide into the air, animals get carbon from plants c) plants get carbon dioxide from air, animals get carbon from plants, respiration by living things releases carbon dioxide into the air d) animals get carbon from plants, plants get carbon dioxide from the air, respiration by living things releases carbon dioxide into the air
What is c) animals get carbon from plants, plants get carbon dioxide from the air, respiration by living things releases carbon dioxide into the air
500
Flagellates live in the stomach of termites. They breakdown food that the termites eat, and both organisms benefit from the nutrients. What type of relationship is this? a) commensalism b) mutualism c) predation d) competition
What is b) mutualism
500
If you remove starfish from an ocean shoreline ecosystem, what happens to the mussel (clam) populations? a) They become extinct. b) The area becomes more diverse with more kinds of clams. c) One species of clam crowds out all the others. d) The clams begin to prey on each other.
What is c) One species of clam crowds out all the others.
500
A robin builds a nest in a tree. The tree provides protection for the nest, but is not harmed by the presence of the nest. What type of relationship is this? a. Parasitism b. Mutualism c. Commensalism
What is c. Commensalism
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