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Q 1/23
Score 0
A rabbit eats grass in a meadow and gets food energy. In minutes, a hawk swoops down and eats the rabbit. Which organism consumed the least amount food energy?
30
The food energy is the same at all levels.
The rabbit
The grass
The hawk
Q 2/23
Score 0
Which type of organism will a food chain display at the first feeding level?
30
consumer
carnivore
herbivore
producer
23 questions
Q.
A rabbit eats grass in a meadow and gets food energy. In minutes, a hawk swoops down and eats the rabbit. Which organism consumed the least amount food energy?
1
30 sec
Q.
Which type of organism will a food chain display at the first feeding level?
2
30 sec
Q.
The three energy roles an organism can have in a community are __________.
3
30 sec
Q.
Which organisms on the energy pyramid will have the most energy available to them?
4
30 sec
Q.
A group of students decide to have a fishbowl in their classroom. In it they put the following things:
Seaweed that grows on the bottom
Fish that eat the seaweed
Bacteria that eat the fish’s waste
In this ecosystem, the bacteria are the
5
30 sec
Q.
What is the difference between a food chain and a food web?
6
30 sec
Q.
Which level of this energy pyramid represents the largest amount of organisms?
7
30 sec
Q.
Where do producers get matter and energy to live and grow?
8
30 sec
Q.
Where do consumers get most of their nitrogen from?
9
30 sec
Q.
This energy pyramid models the flow of energy between organisms in a Florida ecosystem. Which statement describes how energy flows in the pyramid?
10
30 sec
Q.
Where do producers get matter and energy to live and grow?
11
30 sec
Q.
A food web is shown below.
Which terms correctly identify the plant, the snake, and the bacteria in this food web?
12
30 sec
Q.
Earthworms breakdown dead and decaying living things then return that matter to the soil where it is digested by __________.
13
30 sec
Q.
What is a potential effect on a food web if the activity of decomposers was inhibited?
14
30 sec
Q.
What is the difference between a decomposer and a scavenger?
15
30 sec
Q.
Which of the following is a decomposer?
16
30 sec
Q.
Which of the following is the most important kind of decomposer?
17
30 sec
Q.
Organisms that break down dead organisms and return nutrients into the environment are called __________.
18
30 sec
Q.
Which of the following is a way that nitrogen atoms move from a non-living part of the environment into a living part of the environment?
19
30 sec
Q.
When an organism is eaten by a predator, what happens to its atoms?
20
30 sec
Q.
Bacteria are important decomposers in an ecosystem. Which elemental atoms from decomposing matter do bacteria break down into a form that plants can use to build proteins?
21
30 sec
Q.
Which cycle involves a gas moving from the atmosphere moving directly into plants?
22
30 sec
Q.
Nitrogen fixation, the process of making nitrogen usable for living things, happens most in
