Vocabulary
What is a carnivore?
Animal that only eats meat.
What does the word Abiotic mean?
Something that is non-living.
Which of the following is a natural cause of a decrease in population density?
a. A farmer adding pesticides to crops.
b. People in a neighborhood putting salt blocks in their backyard to feed deer.
c. Rainfall is much higher than the average for that area and causes a flood in that ecosystem.
d. A rubber company dumped their garbage into a local lake.
c. Rainfall is much higher than the average for that area and causes a flood in that ecosystem.
True or false:
An example of an abiotic factor or thing is a tree.
False
What is a producer?
Relieves its energy from the sun.
Is a plant.
What is a population?
All the living things or animals in the same place or ecosystem.
What is a likely consequence of cutting down rainforests?
a. a reduction in the amount of air pollution on earth
b. a reduction in the variety of organisms living on earth
c. an increase in the number of plants living on earth
d. an increase in the number of deserts on earth
b. a reduction in the variety of organisms living on earth
True or False:
An adaptation is a change an organism makes based on its environment. This happens over time.
True
What does the word aquatic mean?
Water
What is a food chain?
Shows how living things get food. Always starts with a producer.
A pond ecosystem is best defined as:
a. only the animals that live in the pond
b. both the living and the non-living things in and around the pond
c. only the plants that live in the pond
d. both the animals and the plants in the pond
b. both the living and the non-living things in and around the pond
True or False:
A food Web is a collection of all the different food chains in an ecosystem.
True
What does the word terrestrial mean?
Land
What is a food web?
Shows all the food chains in an ecosystem. Each living thing in an ecosystem is part of multiple food webs.
Which of the following statements is true about how living things get food?
a. producers eat consumers
b. producers make their own food
c. producers eat other producers
d. consumers eat only other consumers
b. producers make their own food
True or False:
Producers are always the last thing in a food web.
False
What does the word biotic mean?
A living organism.
A living thing.
A human is an example of a _____?
Omnivore
Which organisms are carnivores?
a. rabbits and birds
b. carrots and grasses
c. grasshoppers and mice
d. foxes and owls
d. foxes and owls
Which of the following statements is TRUE about competition between organisms with the same
needs when resources are limited?
a. Animals are the only organisms that compete for resources.
b. Plants are the only organisms that compete for resources.
c. Neither plants nor animals compete for resources.
d. Both plants and animals compete for resources.
d. Both plants and animals compete for resources.