Quiz about Organisms & Environments

Question 1

Temperature, light, air, water, and soil are all  _____  parts of the environment

Accepted Answer

abiotic

Answer

alive

Answer

biotic

Answer

living

Question 2

How many organisms are HERBIVORES?

Accepted Answer

3

Answer

1

Answer

2

Answer

4

Question 3

Which two organisms in this food web are COMPETING for food with each other?

Accepted Answer

Shrew and Mouse

Answer

Cougar and Deer

Answer

Rabbit and Snake

Answer

Insects and Grass

Question 4

If the grasshopper were to be removed completely from the food web, what organism would be most affected?

Accepted Answer

The shrew

Answer

The squirrel

Answer

The deer

Answer

The rabbit

Question 5

Copper compounds are used to control the growth of algae and other aquatic plants. Copper interferes with photosynthesis in these organisms. What would be the most likely result of an accidental spill of these compounds in an aquatic environment?

Accepted Answer

The plant populations would be reduced

Answer

Fish would grow larger than usual

Answer

Zooplankton would increase

Answer

Plants would increase in size and decrease in number

Question 6

Which of these best describe a short term environmental change?

Accepted Answer

A flood that occurs quickly and causes organisms to find new shelter.

Answer

Radioactive waste that changes the physical traits of the organisms.

Answer

Pollution in the Hudson river that affects subsequent generations.

Answer

Global warming that occurs slowly over time and changes the climate of the Earth.

Question 7

If additional snakes are introduced into this ecosystem, there will most likely be an immediate decrease in the...

Accepted Answer

rabbit population

Answer

hawk population

Answer

wildflower population

Answer

grass population

Question 8

How many carnivores are shown in this food web?

Accepted Answer

5

Answer

6

Answer

4

Answer

3

Question 9

Which of the following describes a consequence of overfishing our ocean ecosystem?

Accepted Answer

Ocean food webs can become imbalanced

Answer

Removal of invasive species

Answer

Increased dissolved oxygen concentration

Answer

Fishing vessels cause water to warm up

Question 10

The most sustainable ecosystem would

Accepted Answer

Have high biodiversity

Answer

Have low biodiversity

Answer

Not experience change

Answer

Have no predators

Question 11

The diagrams above show an ecosystem during different stages of ecological succession. Which stage would lichens be growing? Which stage shows a climax community?

Accepted Answer

Lichens: 4

Climax: 3

Answer

Lichens: 3

Climax: 4

Answer

Lichens: 1

Climax: 2

Answer

Lichens: 3

Climax: 1

Question 12

Biodiversity refers to

Accepted Answer

The variety of life on Earth

Answer

How an organism interacts with it's environment

Answer

Nonrenewable resources

Answer

The rate of species decline

Question 13

What is one difference between primary and secondary succession?

Accepted Answer

Secondary begins on soil and primary begins on newly exposed surfaces

Answer

Primary is rapid and secondary is slow

Answer

Secondary begins with lichens and primary begins on newly exposed surfaces

Answer

Primary modifies the environment and secondary does not

Question 14

What type of succession is shown going from figure A to figure B?

Accepted Answer

Secondary succession

Answer

Primary succession

Answer

Pioneer Species

Answer

Climax community

Question 15

What is the correct order in this pond succession?

Accepted Answer

B, A, D, C

Answer

A, B, C, D

Answer

D, C, B, A

Answer

C, D, A, B

Question 16

Eagles nest high in dead trees. All of the dead trees in an area are knocked down during a flash flood. Why does the number of eagles in the area decrease?

Accepted Answer

the eagles no longer have a good place to build nests

Answer

the eagles start nesting in live trees instead of dead trees

Answer

the eagles have more materials with which to build nests

Answer

the eagles start nesting on the ground instead of in dead trees

Question 17

A scientist studied a population of deer in an area. One year later, half of the deer population had moved to another area. Identify and explain two factors that might have caused the deer to move.

Accepted Answer

All of the above are possible answers

Answer

Deer may move to another area after a fire because their shelter is destroyed and there is a lack of food to survive

Answer

Deer may move to another area during a drought to seek food and water

Answer

Deer may move to another area as sever weather may have caused damage to their shelters

Question 18

Position that an organism occupies in an energy pyramid based on what it eats

Accepted Answer

Trophic level

Answer

Producer

Answer

Heterotroph

Answer

Consumer

Question 19

Makes its own food

Accepted Answer

Autotroph

Answer

Herbivore

Answer

Carnivore

Answer

Heterotroph

Question 20

Only eats plants

Accepted Answer

Herbivore

Answer

Carnivore

Answer

Omnivore

Answer

Decomposer

Question 21

Eats other organisms

Accepted Answer

Consumer

Answer

Producer

Answer

Decomposer

Answer

Autotroph

Question 22

Eats dead organisms and returns nutrients to soil

Accepted Answer

Decomposer

Answer

Autotroph

Answer

Biomass

Answer

Carnivore

Question 23

What is the bottom layer of the an energy pyramid?

Accepted Answer

producer

Answer

tertiary consumer

Answer

Secondary consumer

Answer

primary consumer

Question 24

What does an energy pyramid show?

Accepted Answer

Energy flow in a community

Answer

Longest lifespans

Answer

The stronger animal the higher it is on the pyramid

Question 25

In the energy pyramid here, which organisms have the most energy available?

Accepted Answer

Producers

Answer

Carnivores

Answer

Herbivores

Answer

Top Predator

Question 26

In the energy pyramid below, which organism has the least amount of energy available?

Accepted Answer

Top Predator

Answer

Producers

Answer

Herbivores

Answer

Carnivores

Question 27

If there is 1000 Kcal available in the producers in trophic level 1, how much energy is available in the herbivores in trophic level 2?

Accepted Answer

100 Kcal

Answer

10 Kcal

Answer

1 Kcal

Answer

1000 Kcal

Question 28

In the energy pyramid here, how much of the energy in the producers gets passed to the herbivores?

Accepted Answer

10%

Answer

20%

Answer

80%

Answer

90%

Question 29

If these organisms were arranged in a food pyramid, which organism would have the least amount of total energy available?

Accepted Answer

coyote

Answer

insect

Answer

lizard

Answer

shrub

Question 30

Any characteristic an animal has to survive in its environment

Accepted Answer

adaptation

Answer

migration

Answer

populations

Answer

precipitation

Question 31

Natural selection is defined as

Accepted Answer

the changes in the characteristics within a population that lead to survival.

Answer

the process by which humans select the most desirable organisms in a population.

Answer

the changes that occur in a population that do not affect survival.

Question 32

Which of the following is an example of natural selection?

Accepted Answer

Rabbits with a mutation for longer, thicker fur survive an unusually cold winter, while many normal rabbits do not survive.

Answer

Cricket frogs prefer to sleep during the day, while red-eyed tree frogs prefer to sleep during the night.

Answer

Pesticides are sprayed in a field, resulting in an increase in crop growth and a decrease in insect population.

Organisms & Environments

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