Name the categories of vertebrates that are cold-blooded.
What are amphibians, reptiles, and fish?
100
The material, or "stuff" that everything is made of.
What is matter?
100
The path of food energy from one organism to another in an ecosystem.
What is a food chain?
100
In a meadow ecosystem, mice receive most of the energy they need to survive directly from which source?
What is plants?
200
An animal that does not have a backbone.
What is an invertebrate?
200
Fish breathe with these.
What is gills?
200
The ability to do work.
What is energy?
200
Overlapping food chains with different pathways for the flow of energy in an ecosystem.
What are food webs?
200
During which stage of its life cycle does a butterfly spend the most time eating plant leaves?
What is larva?
300
Scientists classify animals in this way.
What is their physical characteristics?
300
Are insects vertebrates or invertebrates?
What is invertebrates?
300
Primary source of energy on Earth.
What is the sun?
300
An organism obtains energy in this way.
What is it makes its own food or eats a plant or animal?
300
One type of animal hatches from an egg, breathes through gills when it is young, and mainly lives on land as an adult. Into which group is this animal classified?
What is amphibians?
400
The main difference between cold-blooded and warm-blooded animals.
What is cold blooded animals don't regulate their own body temperature and warm blooded animals maintain the same body temperature regardless of the external temperature?
400
Most reptiles reproduce by...
What is laying eggs?
400
There are usually no more than four levels in a food chain for this reason.
What is at each level, the amount of energy available decreases and the amount of energy at the top is just a small portion of what was in the producers?
400
Arrange these four organisms in a food chain.
bird, cricket, leaf, and owl.
What is leaf -> cricket -> bird -> owl ?
400
Emperor penguins are specialized birds that eat fish. Emperor penguins have developed many special characteristics that help them survive in the ocean environment. What characteristic most helps the emperor penguins survive in an ocean environment?
What is small wings that move like flippers?
500
The main difference between vertebrates and invertebrates.
What is vertebrates have a backbone; invertebrates have none?
500
These are the five categories of vertebrates.
What are amphibians, reptiles, fish, birds, and mammals?
500
The main difference between energy and matter.
What is energy is used up because organisms need it to survive and matter is recycled?
500
The effect of the destruction of all producers in a food chain/food web.
What is all organisms would not exist because producers are the only organism that can make their own food?
500
Which of the following organisms would most likely get its food energy only from consumers?
A. deer
B. grass
C. hawk
D. mushroom