Study your flashcards anywhere!

Download the official Cram app for free >

  • Shuffle
    Toggle On
    Toggle Off
  • Alphabetize
    Toggle On
    Toggle Off
  • Front First
    Toggle On
    Toggle Off
  • Both Sides
    Toggle On
    Toggle Off
  • Read
    Toggle On
    Toggle Off
Reading...
Front

How to study your flashcards.

Right/Left arrow keys: Navigate between flashcards.right arrow keyleft arrow key

Up/Down arrow keys: Flip the card between the front and back.down keyup key

H key: Show hint (3rd side).h key

A key: Read text to speech.a key

image

Play button

image

Play button

image

Progress

1/10

Click to flip

10 Cards in this Set

  • Front
  • Back
What three things make up the biosphere?
top portion of Earth's crust, all waters, the atmosphere
Decribe how acommunity and populaton differ.
population-all organisms that belong to the same species
community-all populations in an ecosystem
describe the major differences between plants and animals
animals-use respiration, have limbs, contain membrane bound structures
plants-use photosynthesis, use wind and insects for movement, have cell wall and chloroplasts, have membrane bound structures
Describe the differences between abiotic and biotic factors
abiotic-nonliving features in an ecosystem
biotic-living features
Differentiate between a food web and a food chain.
food chain-simple feeding relationship
food web-series of overlapping food chains
Which is considered more stable, a food chain or food web?
a food web, if something in the web becomes extinct,organisms still have other food to eat
Describe the three types of symbiotic relationships
mutualism-both organisms benefit
commensalism-1 organism benefits and other isn't affected
parasitism-1 organism benefits and the other is harmed
Describe the three types of symbiotic relationships
mutualism-both organisms benefit
commensalism-1 organism benefits and other isn't affected
parasitism-1 organism benefits and the other is harmed
What is the source of energy for all organisms?
the sun
What is ecology?
the study of the interations between organisms and their environment