The release of harmful substances into the air, water, and/or land
100
What are carnivores, herbivores, and omnivores?
Bonus (50 pts.)- Give one example of each (excluding dinosaurs).
Carnivores- animals that only eat meat
Herbivores- animals that only eat plants
Omnivores- animals that eat plants and meat
Bonus- Examples may vary
100
What is a food chain?
A single chain of consumers, containing only 1 producer
100
What is an ecosystem?
All the living and non-living things that interact in a particular environment.
100
What is the difference between a biotic and abiotic factor? Give an example of each.
Biotic factors are the living parts of an ecosystem, and abiotic factors are the nonliving parts of an ecosystem.
Examples may vary
200
What are renewable and non-renewable resources? Give 2 examples of each?
Renewable resources are resources that can be re-used over and over again, and nonrenewable resources are resources that can only be re-used once.
Examples may vary
200
What is a biome?
A certain type of environment, like a grassland or tundra
200
Give one example of a food chain.
Examples may vary
200
What is biodiversity?
The number and variety of living things found on Earth or within an ecosystem
200
What is a habitat?
The place where an organism lives and is able to survive in
300
What is population density?
A measure of the number of organisms living in a particular area
300
What is a carrying capacity?
The maximum size that a population can reach in an ecosystem
300
What is a food web?
A network of food chains in an ecosystem
300
What is a population?
a group of organisms from the same species
300
What is a limiting factor? Give 2 examples and explain why they are limiting factors.
A limiting factor is any factor or condition that limits the growth of a population in an ecosystem.
Examples may vary
400
Name these terms from smallest size to largest size:
population, biome, organism, ecosystem, community
organism, population, community, ecosystem, biome
400
What is succession? What are the 2 types of it?
Succession is a natural process where one environment gradually changes into another. The 2 types are primary and secondary succession.
400
Give an example of 2 food chains in a marshland ecosystem; your group MAY use your textbook to answer the question
Examples may vary
400
What is a niche? Give an example of an animal and their niche.
The role that a living thing plays in a habitat.
Examples may vary
400
What is a pioneer species? Name one example of a common pioneer species.
Pioneer species are the 1st living things to move into a barren environment. Some common pioneer species are moss and lichen.
500
How do humans put pressure on ecosystems?
a) use up natural resources
b) dispose of a lot of waste
c) increase population density as our population grows
d) all of the above
D, all of the above
500
What is symbiosis and what are the 3 types of symbiosis?
100 point bonus- What types of faces do each of the 3 types of symbiosis represent?
Symbiosis is the interaction between 2 different species that live closely together. The 3 types are mutualism, commensalism, and parasitism.
Bonus answer- Mutualism- :), :)
Commensalism-:), :l
Parasitism- :), :(
500
What is an "energy pyramid"?
An energy pyramid shows how energy is transferred through a food chain.
500
What is photosynthesis?
The process by which plants use light to make their own food
500
What are decomposers? Name an example of a decomposer in a forest ecosystem? You can use the science textbook to answer the second part of this question.
Decomposers are organisms that break down dead plant and animal matter into simpler compounds.
Examples may vary