Question 1

What is a limiting factor

Accepted Answer

Any resource that limits the size of a population such as food, water, and shelter

Answer

resources that are abundant

Answer

Any resource that is limited in supply

Question 2

In a food web, what is a producer and what organisms are producers?

Accepted Answer

producer is an organism that makes its own food, Plants are producers

Answer

producer is an organism that eats other organisms for food, Plants are producers

Answer

producer is an organism that makes its own food, animals are producers

Question 3

What is a consumer?

Accepted Answer

Organisms that get energy from other organisms.

Answer

Organisms that get energy from the sun

Answer

Organisms that do not need to consume other organisms

Question 4

What are producers in the food web

Accepted Answer

plants, algae, and phytoplankton

Answer

coyote, hawk, shrew

Answer

plants, algae, fish

Question 5

What are examples of predator/prey relationships in the food web?

Accepted Answer

mouse/grasshopper

Answer

grasshopper/mouse

Answer

plant/grasshopper

Question 6

What would be an immediate effect to the rest of teh ecosystem if more coyotes are introduced into this ecosystem?

Accepted Answer

the mouse, shrew, and duck populations would decrease

Answer

the mouse, shrew, and duck populations would increase

Answer

the duck, heron, and grasshopper populations would decrease

Question 7

What biotic factors do mice depend on to survive?

Accepted Answer

shrubs, crickets

Answer

soil, water

Answer

snakes, grasses

Question 8

Name a predator/prey relationship in the food web.

Accepted Answer

mountain lions/ rabbit

Answer

Deer/ tree

Answer

mice/ hawks

Question 9

What would an immediate effect be to the rest of the ecosystem if the rabbit population decreased?

Accepted Answer

Hawks and mountain lion would decrease, grasses would increase

Answer

Hawks and mountain lion would increase, grasses would decrease

Answer

mice and snakes would decrease, trees would increase

Question 10

Deer depend on trees, shrubs, and grasses as their food source, and rabbits depend on grasses and shrubs. If there were a drought, why might the deer population remain larger than the rabbit population?

Accepted Answer

Deer have more food sources

Answer

rabbits have more food sources

Answer

there are more deer than rabbits

Question 11

What do arrows in a food web represent?

Accepted Answer

flow of energy

Answer

What eats what

Answer

food sources

Question 12

What are biotic and abiotic factors in an environment?

Accepted Answer

biotic are living factors, abiotic are non living

Answer

they are both living factors

Answer

abiotic are living factors, biotic are non living

Question 13

What is natural selection? What happens to a population over time if they do not have favorable traits

Accepted Answer

the process by which individuals with favorable traits survive and reproduce. The population would die out

Answer

the process by which individuals with favorable traits survive and reproduce die. The population gets smaller

Answer

the process by which individuals complete for resources

Question 14

A population would increase over time if there is a decrease in _________________

Accepted Answer

predators and diseases

Answer

diseases and food resources

Answer

predators , diseases, food resources

Question 15

What happens to the available energy as you move up the food pyramid?

Accepted Answer

energy consumed decreases as you move up the pyramid

Answer

energy consumed increases as you move up the pyramid

Answer

the energy remains the same

Question 16

How can surface runoff affect an ocean ecosystem?

Accepted Answer

Pollutants can kill off fish population, pesticides can cause mutations, disrupt algae blooms and create "dead zones" in the ocean.

Answer

pollutants help marine organisms

Answer

runoff has not effect on the ocean

Question 17

In what ways could human populations adversely impact ocean systems?

Accepted Answer

through polluting the environment, over fishing, harming coral reefs

Answer

by providing coral reefs and cleaning up the ocean

Answer

humans do not adversely impact the ocean

Question 18

What is an artificial reef? How are artificial reefs helpful in some aquatic environments?

Accepted Answer

A man-made structure that is sunk deep into a coastal ocean area, providing feeding and hiding places for fish, and a place for coral and sponges to attach.

Question 19

Observe the positions of the earth, moon and sun in the diagrams below. Label them as Spring Tide or Neap Tide, and write the correct angle of their positioning (90° or 180°

Accepted Answer

the first diagram is a neap tide forming a right angle (90 degrees) and the second diagram is spring tide forming a straight line (180 degrees)

Answer

the first diagram is a spring tide forming a right angle (90 degrees) and the second diagram is neap tide forming a straight line (180 degrees)

Answer

the first diagram is a neap tide forming a straight line (180 degrees) and the second diagram is spring tide forming a right angle (90 degrees)

Question 20

How do high tidal range and low tidal ranges relate to spring and neap tides?

Accepted Answer

highest tidal range during spring tides and lowest tidal range during neap tides

Answer

highest tidal range during neap tides and lowest tidal range during spring tides

Question 21

Which moon phases are associated with neap tides?

Accepted Answer

1st and 3rd quarter moon phases

Answer

crescent and gibbous moon phases

Answer

new and full moon phases

Question 22

Which moon phases are associated with spring tides?

Accepted Answer

new and full moons

Answer

1st and 3rd quarter moon phases

Answer

crescent and gibbous moon phases

Question 23

The diagram below shows the moon as it orbits the Earth. At which position would we see a waxing crescent?

Accepted Answer

2

Answer

4

Answer

8

Answer

7

Question 24

The diagram below shows the moon as it orbits the Earth.  At which position would we see a waning crescent?

Accepted Answer

8

Answer

5

Answer

4

Answer

2

Question 25

The diagram below shows the moon as it orbits the Earth.  At which position would we see a new moon?

Accepted Answer

1

Answer

7

Answer

5

Answer

3

Question 26

The ____ moon is always positioned between the ____ and the ____

Accepted Answer

The new moon is always positioned between the Earth and the Sun

Answer

The new moon is always positioned between the Earth and the moon

Answer

The full moon is always positioned between the Earth and the Sun

Question 27

What causes the cause of seasons on Earth? What would be different about Earth if there were not different seasons?

Accepted Answer

Seasons are caused by the tilt of Earth on its axis and its revolution around the sun. If there were no seasons it would be due to not having a tilted axis or no revolution.

Answer

Seasons are caused by the tilt of Earth on its axis. If there were no seasons it would be due to not having a tilted axis.

Answer

Seasons are caused by the Earth's revolution around the sun. If there were no seasons it would be due to not having no revolution.

Question 28

Which choice correctly identifies the seasons for the Norther Hemisphere?

Accepted Answer

1- spring, 2- summer, 3- fall, 4- winter

Answer

1-fall , 2- summer, 3- spring, 4- winter

Answer

1- spring, 2- winter, 3- fall, 4- summer

Question 29

What is competition?

Accepted Answer

Competition happens when two or more organisms try to get the same resource. example: animals compete for food and mates, plant compete for water, space, nutrients, sunlight

Answer

Competition happens when two or more organisms share same resource such as food and mates, water, space, nutrients, sunlight

Answer

Competition happens when two or more organisms rely on each other for resources. Such as food and mates, water, space, nutrients, sunlight

Question 30

What are adaptations?

Accepted Answer

traits that improve the chances of survival and reproduction. Some traits are favorable for a species depending on their environment.

Answer

when organisms change according to their environment

Answer

when two or more organisms or populations try to use the same limited resources such as food, water, shelter

Question 31

What is the definition of carrying capacity?

Accepted Answer

The largest population that can live in the same area for a long time is known as carrying capacity.

Answer

limited resources such as food and water

Answer

when two or more organisms try to get the same resource

Question 32

If a population of snapping turtles stays the same for several years, we can infer that the population in that environment has reached its

Accepted Answer

Carrying Capacity

Answer

peak

Answer

Limiting factor

Question 33

Why is genetic variation important within a species?

Accepted Answer

allows individuals to have their own traits in order to survive in their environment.

Answer

happens when two or more organisms try to get the same resource.

Answer

The largest population that can live in the same area for a long time

Question 34

Select the image that has trophic levels in the energy pyramid labeled correctly

Accepted Answer

https://uploads.quizalize.com/5710f171-9443-45c5-a024-e556042d85bf/question/eec3876833cb255460cec7808b5604b0f2457254.JPG

Answer

https://uploads.quizalize.com/5710f171-9443-45c5-a024-e556042d85bf/question/4a2afab81e2d3d0a02c72d3f3e7d68f9e0f4899c.JPG

Answer

https://uploads.quizalize.com/5710f171-9443-45c5-a024-e556042d85bf/question/e12466294d6e1fc49d1db914ee436ead0038b5b6.JPG

Question 35

What is the difference between a waxing moon and a waning moon in terms of how the amount of light seen is changing? On which side is the light?

Accepted Answer

waxing: Sunlit part of the moon grows larger , light on the right

waning: the sunlit part of the moon gets smaller, light on left

Answer

waning: Sunlit part of the moon grows larger , light on the right

waxing: the sunlit part of the moon gets smaller, light on left

Answer

waxing: Sunlit part of the moon grows larger , light on the left

waning: the sunlit part of the moon gets smaller, light on right

Question 36

Which choice correctly identifies the seasons for the Southern Hemisphere?

Accepted Answer

1- winter, 2- spring, 3- summer, 4- fall

Answer

1- summer, 2- fall, 3- winter, 4- spring

Answer

1-fall , 2- summer, 3- spring, 4- winter

Question 37

During ____(season) the north pole receives 24 hours of sunlight, while at the same time, the south pole is experiencing ____(season) and receives ____ hours of sunlight.

Accepted Answer

During __summer__(season) the north pole receives 24 hours of sunlight, while at the same time, the south pole is experiencing __winter_(season) and receives __0__ hours of sunlight.

Answer

During __winter__(season) the north pole receives 24 hours of sunlight, while at the same time, the south pole is experiencing __summer_(season) and receives __0__ hours of sunlight.

Answer

During __summer__(season) the north pole receives 24 hours of sunlight, while at the same time, the south pole is experiencing __winter_(season) and receives __24__ hours of sunlight.

Question 38

Why doesn't the equator experience seasonal temperature changes?

Accepted Answer

the sun continually strikes the earth at the same angel giving the equator an even amount of sunlight all year long

Answer

the equator experiences irregular seasonal changes due to Earth's tilt

Answer

the sun strikes the earth at the different angels giving the equator an uneven amount of sunlight all year long

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