Multiple Choice
Which of the following is NOT a consumer?
A. Bird
B. Tree
C. Squirrel
D. Human
B. Tree
Fill in the blank. Plants and animals work together, or _________, with the environment to get what they need.
Fill in the blank: Producers get energy from ________________.
Answer: Sunlight
True or False. All living things need energy to live.
True.
The leaves of plants make food by a process called ______________.
Answer: Photosynthesis
A ___________ is an animal that feeds on dead animals.
A. Prey
B. Predator
C. Scavenger
D. Consumer
C. Scavenger
How do producers get their food?
Answer: Producers make their own food.
What is a decomposer? Give an example.
Ex: Fungi (Mushrooms and earthworms)
True of False. Animals that eat plants are called second level consumers.
FALSE. They are called FIRST level consumers.
What takes energy from the sun and converts it to food for animals?
Answer: Producers
Which is passed in a food chain from one living thing to another?
A. Producers
B. Animals
C. Sunlight
D. Energy
D. Energy
Where is the most food energy in an energy pyramid found?
Answer: At the bottom
What is a food chain?
Answer: The path of food from one living thing to another form.
True or False. In an energy pyramid, there are more consumers than any other kind of living things.
FALSE. There are more PRODUCERS than any other kind of living thing.
Who went to the Galapagos Island and studied finches and made a conclusion about natural selection?
Answer: Charles Darwin
An energy pyramid shows that the amount of useable energy in an ecosystem is __________ for each higher animal in the food chain.
A. High
B. Less
C. Just the Same
B. LESS
Give an example of how the body parts of animals help them get their food.
Answer: (examples) Owl has strong claws to catch animals and sharp beak to tear meat; pandas have an extra bone in its hand to help it hold the bamboo as it eats; etc.
How does an alligator get energy?
Answer: An alligator gets energy by eating both fish and birds (second level consumers).
True or False. Only one overlapping food chain make up the food web.
FALSE. MANY overlapping food chains make up the food web.
Give an example of natural selection. (Hint: "Survival of the fittest")
Answer: Answers will vary
Ex: Galapagos finches all have different types of beaks. During drought, the finches with the larger beaks survived better than those with smaller beaks. During rainy times, more small seeds were produced and the finches with smaller beaks fared better.
EX: Insects become resistant to pesticides very quickly, sometime in one generation. If an insect is resistant to the chemical, most of the offspring will also be resistant.
Ex: Sharks are colored white on the underside and blue or gray on the top. This is their camouflage as the top blends with the water color to someone looking down into the water and the bottom blends with the light coming through the water from above.
Alligators and large sharks are considered to be:
A. First Level consumers
B. Second Level consumers
C. Top-Level consumers
D. Both Predator and Prey
C. Top-Level Consumers
Put these animals in order according to a food chain snake, plant, sun, mouse, owl
Answer: Sun, plant, mouse, snake, owl
How can an animal be both predator and prey? Give an example to explain.
True or False. Newton's First Law states that an object at rest tends to stay at rest, and an object in motion tends to stay in motion, with the same direction and speed.
TRUE.
What does ONE food chain consist of?
Answer: One food chain has a producer, a consumer that eats the plants, a consumer that eats both plants and animals, and a consumer that only eats animals.