Question 1 of 25
Hints left: 3
Q1
Which organism in this food chain is a tertiary consumer?
Q2
Food webs such as the one shown were first used in 1927 by the animal ecologist Charles Elton. The food web below represents the feeding relationships among different organisms. An environmental change that removed which of these organisms from the ecosystem ould cause the most instability in the ecosystem?
Q3
Whatisthedefinitionofafoodchain?
Q5
What does a food chain show?
Q6
A living thing that breaks down dead a and decaying materials is called a
Q7
Bears eat berries and salmon. Bears are ___ *select all correct answer(s)*
Q8
An animal that is hunted and eaten for food is a
Q9
The main source of energy in the food chain above is the
Q10
Which role do plants play in the flow of energy in a habitat?
Q11
The food chain is the sequence in which energy is transferred.
Q12
Iguanas are lizards that eat plants and insects. What type of consumer is an iguana?
Q13
Where does the food chain start?
Q14
How are photosynthesis and cellular respiration related?
Q15
Where do consumers get their food from?
Q16
Which of the following is the correct equation for PHOTOSYNTHESIS?
Q17
A hawk is an example of a
Q18
True or False. Animals eat each other for energy?
Q19
What is the name for all the animals of the same species living in an ecosystem?
Q20
A sunflower is an example of a
Q21
___ eat the carcasses of other dead animals.
Q22
Organisms that can make their own food are called
Q23
Which of the following is not true about predator-prey relationships?
Q24
Which of the following are producers in this food chain?
Q25
Where does the energy that animals get their food come from?