Ecology STAAR Review

Multiple Choice

Which diagram best represents the flow of energy?

• A

• B

• C

• D

Multiple Choice

Who will the hog compete with?

• Carnivores and Producers

• Herbivores and Carnivores

• Producers and Decomposers

• Decomposers and Herbivores

Multiple Choice

What zone will species A inhabit if species B is removed?

• Zone I only

• Zone I and II only

• Zone III only

• Zone I, II, & III

Multiple Choice

Which statement best explains a difference between Plant 1 and Plant 2?

• A
• B

• C

• D

Multiple Choice

Species Z and successfully share the same environment with the other plants shown because species Z absorbs water--

• A

• B

• C

• D

Multiple Choice

• F

• G

• H

• J

Multiple Choice

• F

• G

• H

• J

Multiple Choice

Which table best explains the functions of the two body systems the students investigated?

Multiple Choice

Which organelle stores information that determines your blood type?

• Organelle 1

• Organelle 2

• Organelle 3

• Organelle 4

Multiple Choice

Which table correctly describes the functions of the cell structures listed?

Multiple Choice

Select best response.

• A

• B

• C

• D

Multiple Choice

Select the best response.

• A

• B

• C

• D

Multiple Choice

Select the best response.

• F

• G

• H

• J

Multiple Choice

Select the best response.

• A

• B

• C

• D

Multiple Choice

Select the best response

• A

• B

• C

• D

Multiple Choice

Select the best response

• A

• B

• C

• D

Match

Match the following

Circulatory

Digestive

Excretory

Nervous

Respiratory

• Circulatory

• Digestive

• Excretory

• Nervous

• Respiratory

Multiple Choice

Which of the following is a function of the skeletal system?

• provides mobility for the body

• protects from the external environment

• supplies the body with oxygen

• protects organs and provides support

Multiple Choice

Which diagram represents the system that sends signals back and fourth from the brain to the body?

Multiple Choice

Which of the following describes the respiratory system?

• removes wastes from the blood

• breaks down food into smaller molecules

• moves oxygen into the blood and carbon dioxide out of the blood

• transports oxygen and nutrients to the body's cells

Multiple Choice

Which diagram represents the system that exchanges gases with the environment?

Multiple Choice

Which diagram represents the system that primarily removes wastes?

Multiple Choice

Which diagram represents the system that transports nutrients water, and oxygen to body cells?

Multiple Select

What two systems work closely together to provide cells with energy are -

• digestive system

• circulatory system

• respiratory system

• excretory system

Multiple Choice

* Brain of the cell

It is responsible of all the cells activities.

• Cytoplasm

• Endoplamic Reticulum

• Nucleus

• Chloroplast

Multiple Choice

Jelly-like substance where the organelles are found

• Golgi Bodies

• Cytoplasm

• Cell Wall

• Ribosomes

Multiple Choice

Stores food, nutrients, water, and waste ( to protect the cell ) It is like a reservoir.

• Cell Wall

• Vacuole

• Mitochondria

• Chloroplast

Multiple Choice

They are the protein builders in the cell

• Vacuole

• Golgi Bodies

• Ribosomes

• Chloroplasts

Multiple Choice

It is the rigid layer and supports and protects the plant cell

• Cell Membrame

• Cytoplasm

• Ribosomes

• Cell Wall

Multiple Choice

Which of the following organisms is a producer?

• grass

• rabbit

• fox

• snake

Multiple Choice

Which of the following organisms is a primary consumer?

• grass

• rabbit

• fox

• snake

Multiple Choice

Which of the following organisms in competition with the weasel for their food source?

• grass

• rabbit

• fox

• snake

Multiple Choice

What would happen to the rabbit population if the fox population moved out of the area represented by the food web?

• The rabbit population would increase

• The rabbit population would decrease

• The rabbit population would neither increase nor decrease

Multiple Choice

A consumer that hunts is called:

• a producer.
• an omnivore.
• a predator.
• a herbivore.

Multiple Choice

A frog eats a fly. The frog and fly are demonstrating ________.

• mutualism
• competition
• predator/prey
• parasitism

Multiple Choice

Not living, or never was alive

• Abiotic factors

• Biotic factors

• Ecosystem

• Population

Multiple Choice

Living, or produced by living things

• Biotic factor

• Abiotic factor

• Organisms

• Competition

Multiple Choice

Hawks and brown bears live together in the same habitat. There will be competition between the hawks and the brown bears only if which of the following is true?

• Brown bears hibernate during the winter while hawks remain active.

• Pesticides in the fish population affect hawks’ eggs and decrease their population.

• Both brown bears and hawks feed on the same species of fish.

• Both Shanna and Savanna feed on the same species of snakes.

Multiple Choice

The strangler fig is a vine that starts out as a seed in the tree canopy of the rain forest. By sprouting in the rain-forest canopy, the strangler fig seedling is exposed to more --

• sunlight

• soil

• nutrients

• consumers

Multiple Select

Plants compete for which resources? Select ALL that apply.

• Sunlight

• Space

• Water

• Oxygen

Multiple Choice

How does an invasive species impact an ecosystem? 

• All invasive species will die off because it can survive in a new ecosystem. 
• Invasive species will overpopulate because it has no natural predator.
• They will reproduce with native species and create a new species.
• Invasive species will live peacefully among the native species.

Multiple Choice

Biodiversity is

• changes in an environment

• variety of life

• characteristics of organisms

Multiple Choice

A natural process resulting in changes to an organism leading to adaptations.

• Natural Selection

• selective breeding

• environmental change

Multiple Choice

The trees these moths used to live on were white, but have been covered in soot from coal factories. Which moth will be more successful in this environment?

• Dark moth
• Light moth
• Both will be equally successful
• Neither will be successful

Multiple Choice

Why is the mouse population changing over time?

• The light mice can reproduce more successfully than the dark mice
• The hawks eat more dark mice than light mice because the dark mice taste better
• The hawks eat more light mice than dark mice because they can see the light mice more easily
• The hawks eat more dark mice than light mice because they can see the dark mice more easily

Multiple Choice

These moths are all the same species. The differences between their wings is an example of ________________

• Natural Selection
• Variation
• Homeostasis
• Extinction

Multiple Choice

Natural selection results in change in a population's _____________ traits over time.

• inherited

• acquired

Multiple Choice

After a volcano destroys the land, ________________ succession takes place.

• Secondary

• Primary

• Tertiary

• Important

Multiple Choice

A pattern of change after existing ecosystem is destroyed, such as clearing for farming.

• Evolution

• Secondary Succession

• Primary Succession

Multiple Choice

A new island is formed after a volcano erupts.

What is the order that things would grow?

• Tree, grass, moss

• Lichen, Grass, Shrub, Tree

• Lichen, Shrub, Moss, Tree

• Shrub, grass, moss, tree

Multiple Choice

What type of organism would typically grow on bare rock?

• Moss and lichen

• Grass

• Oak trees

• Shrubs

Multiple Choice

___ are the first organisms to colonize an area and begin the process of ecological succession.

• foundational organisms

• introductory organisms

• primary organisms

• pioneer species