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

1/6

Click to flip

6 Cards in this Set

  • Front
  • Back
  • 3rd side (hint)
What are the three levels of the food chain?
producer, decomposer, consumer
P, D, C...
What do national parks protect by law?
forests
Lots of trees...
What gas do trees release into the air?
oxygen
We need it to breathe...
What would be the first living things to establish themselves in an area where a volcano had erupted?
lichens and mosses
Kind of like a plant...
Is an animal eating other living things an example of it changing its environment?
YES
Is an animal reproducing and having babies an example if it changing its environment?
YES