Ecology
Levels of Ecosystems
Food Chains & Energy
Biomes & Relationship
Ecology if you dare

100

Place where an organism lives
What is a habitat

100

Group of the same species of organisms
What is a population

100

this organisms helps recycle nutrients in the environment
What is a decomposer or detritovore

100

A place where fresh and salt water meet
What is an estuary

100

What is habitat degradation
What is pollution of air, water or land

200

An organism's job in an ecosystem is
What is a niche

200

All communities and abiotic factors would be called
What is an ecosystem

200

How much enegy is transfered to the next trophic level ? How much energy is lost?
What is 10% is transferred to the next trophic level. 90% is lost as heat

200

Clown fish are literally defenseless against predators, however they have evolved to live in extremely close proximity to a sea anenmone, the sea anenmome provides protection. What type of relationship is this
What is Commensalism

200

What pesticide was banned in the 1970's but we are still seeing the residual negative effects in our environment?
What is DDT

300

Portion of earth that supports life
What is a biosphere

300

Many ecosystems come together to form
What is the biosphere

300

General name for secondary and primary consumers?
What is heterotrophs

300

Decompostion occurs rapidly in this biome. Why?
What is Tropical Rain Forest. Due to the fact that it is wet, dark, humid ideal conditions for fungus and bacteria to decompose

300

Explain how eutrophication occurs
What is excess nutrients are added to the water, causes algal bloom, which kills plants and proliferates very quickly, eventually dies and decomposes and the bacteria consumes all of the oxygen in the water

400

Eats already dead organism
What is a scavenger

400

The levels of an ecosystem in order from the least amount of organsims to the most
What is organism, population, community, ecosystem, biosphere

400

Network of interconnected food chains?
What is a food web

400

Increase in the amount of nutrients in an aquatic ecosystem.
What is Eutrophication

400

This curve shows expontenial growth and this curve shows exponential growth followed by a leveling off period called the carryin capactiy. Which curve is normal for a population ?
What is J curve for exponential growth, S curve for exponential growth with the leveling off period. S curve is normal for a population since they all have limiting factors that prevent a population from increasing forever

500

Another name for a decomposer
What is a detritovore

500

What are organism that make their own food called, organism that eat these organisms called, what are organisms called that eat other animals?
What is an autotroph, primary consumer, secondary consumer

500

The 3 ways in which the transfer of energy is depicted?
What is a food chain, food web, energy pyramid

500

What are 5 adaptations that organisms have developed in order to survive in a desert ecosystem
What is escivating, being nocturnal, plants have horizontal root system, spines, waxy stems

500

This is the most abundant atmospheric gas? What percentage? How is it converted to a usuable form?
What is Nitrogen, 78%..Lightening and Bacteria help convert it to nitrates, the usuable form