Quiz about STAAR REVIEW - Ecology

Question 1

Which ecosystem is probably healthier?

Accepted Answer

An ecosystem with MANY different animals

Answer

An ecosystem with only a few species of animals

Question 2

An organism that hunts for its food ...

Accepted Answer

Predator

Answer

Prey

Answer

Hunter

Answer

Gather

Question 3

An organism that is hunted for food ...

Accepted Answer

Prey

Answer

Predator

Answer

Gather

Answer

Hunter

Question 4

A condition that occurs when two or more organisms compete for the same resources or food within an ecological community ...

Accepted Answer

Competition

Answer

Population

Answer

Ecosystem

Answer

Community

Question 5

The place where an organisms lives ...

Accepted Answer

Habitat

Answer

Home

Answer

Community

Answer

Population

Question 6

Eats plants (example: deer)

Accepted Answer

Herbivore

Answer

Carnivore

Answer

Omnivore

Answer

Decomposer

Question 7

Eats other animals (example: tiger)

Accepted Answer

Carnivore

Answer

Herbivore

Answer

Omnivore

Answer

Decomposer

Question 8

Eats plants and animals (example: humans)

Accepted Answer

Omnivore

Answer

Herbivore

Answer

Carnivore

Answer

Decomposer

Question 9

AUTOTROPHS

- Use sun's energy to make their own food

- Plants (grass)

Accepted Answer

Producers

Answer

Herbivore

Answer

Consumers

Answer

Scavangers

Question 10

If a habitat experiences a drought, the available resources will ...

Accepted Answer

Decrease

Answer

Increase

Answer

increase, then decrease

Answer

Not Change

Question 11

Non-living factors in an ecosystem ...

Accepted Answer

abiotic

Answer

biome

Answer

biotic

Answer

habitat

Question 12

_______ factors are all living things located within an ecosystem.

Accepted Answer

biotic

Answer

abitotic

Answer

biome

Answer

niche

Question 13

What is heredity?

Accepted Answer

The passing down of traits from parents to children

Answer

A kind of genetic disorder

Answer

The way DNA divides

Answer

A trait you inherit from your parents

Question 14

Organisms that digest dead producers and consumers such as mold, fungus, bacteria and worms.

Accepted Answer

Decomposer

Answer

Producer

Answer

Parasite

Answer

Consumer

Question 15

Organisms that live in or on another organism and benefit at the host's expense.

Accepted Answer

Parasite

Answer

Producer

Answer

Scavenger

Answer

Decomposer

Question 16

Process by which an animal or plant species becomes fitted to its environment to help them survive.

Accepted Answer

Adaptation

Answer

Interdependence

Answer

Natural Selection

Answer

Competition

Question 17

Photosynthetic plant that is the beginning of the food chain for many aquatic animals.

Accepted Answer

Phytoplankton

Answer

Parasite

Answer

Producer

Answer

Consumer

Question 18

Gradual and orderly process of change in an ecosystem until a stable community is established.

Accepted Answer

Ecological Succession

Answer

Biodiversity

Answer

Adaptation

Answer

Competition

Question 19

Process by which organisms that are suited to a particular environment are better able to survive and reproduce than other organisms that are not.

Accepted Answer

Natural Selection

Answer

Ecological Succession

Answer

Biodiversity

Answer

Producer

Question 20

In this food web, which two organisms are in competition for food?

Accepted Answer

Raccoon and coyote

Answer

Coyote and rabbit

Answer

Berries and green plants

Answer

Raccoon and rabbit

Question 21

Which trophic level will receive the most energy from the sun?

Accepted Answer

D

Answer

A

Answer

B

Answer

C

Question 22

What is one way humans are trying to positively impact the ocean?

Accepted Answer

Creating artificial reefs

Answer

Fishing

Answer

Harvesting oil and natural gas

Answer

Transporting goods in ocean vessels

Question 23

Based on the key, which type of tree is the sample from?

Accepted Answer

Horse chestnut

Answer

Ginko

Answer

Sweet gum

Answer

Honey locust

Question 24

Some students take care of a vegetable garden. When it is time to plant in the spring, the students leave part of the garden empty in order to observe ecological succession. Which of these will most likely occur first?

Accepted Answer

Growth of weeds and grasses

Answer

Development of the topsoil

Answer

Growth of trees and shrubs

Answer

Development of a stream

Question 25

The arctic hare in the picture is shown camouflaged in the snow from possible predators.

What would happen if the arctic hare was introduced into a new environment without snow and ice?

Accepted Answer

The chance of young hares surviving to adulthood and reproducing would be greatly diminished.

Answer

The species would become overpopulated.

Answer

The hare would be a popular target for game hunters.

Answer

All of the above.

Question 26

What might happen if you remove a primary consumer from the ecosystem?

Accepted Answer

The number of plants would increase.

Answer

There would be more food for secondary consumers.

Answer

The number of primary consumers would increase.

Answer

The number of secondary consumers would increase.

Question 27

How many producers are in this food web?

Accepted Answer

2

Answer

1

Answer

3

Answer

4

Question 28

The path of food energy from the sun to the producer then transferred to a series of consumers is known as a ...?

Accepted Answer

Food Chain

Answer

Food Web

Answer

Energy Line

Answer

Energy Transformation

Question 29

The building up of an ecosystem after lava or glaciers have left nothing but rock.

Accepted Answer

Primary Succession

Answer

Secondary Succession

Answer

Natural Selection

Answer

Adaptation

Question 30

Which of the following is a predator-prey relationship in this food web?

Accepted Answer

Jackal-Goat

Answer

Rabbit-Green Plant

Answer

Mouse-Owl

Answer

Jackal-Lion

Question 31

A dichotomous key for insects is given. To what order does an insect with two pairs of scaly wings belong?

Accepted Answer

Lepidoptera

Answer

Coleoptera

Answer

Heteroptera

Answer

Diptera

Question 32

Which of the following characteristics best describe the animal kingdom?

Accepted Answer

heterotrophic, eukaryotic, multicellular

Answer

heterotrophic, prokaryotic, unicellular

Answer

autotrophic, eukaryotic, multicellular

Answer

heterotrophic, prokaryotic, multicellular

Question 33

The picture below shows how runoff from an urban location is routed to the ocean. Pollution in the runoff can damage ocean ecosystems. A likely cause of the runoff is:

Accepted Answer

pavement and concrete prevents water from entering the groundwater

Answer

larger amounts of farmland to support more people

Answer

increased rainfall in urban areas

Answer

sediments being deposited in the streams and rivers around urban areas

Question 34

Which sentence best describes how energy flows through this pyramid?

Accepted Answer

Energy is transferred from organisms in one level to those in the level above.

Answer

Energy is transferred down each level of the energy pyramid.

Answer

The energy lost at each level is consumed by organisms in the top level.

Answer

The organisms at the bottom level provide energy directly to organisms in all the other levels.

Question 35

A eukaryote that makes its own food would be classified as a member of which kingdom?

Accepted Answer

Plantae

Answer

Fungi

Answer

Animalia

Answer

Bacteria

Question 36

Wild hogs introduced to Texas from Europe became feral after the hogs escaped from the ranches where they lived. Feral hogs are omnivores that feed on native plants, crops, and small animals. Feral hogs can damage an ecosystem by rooting through the soil to look for food and trampling small plants.

Which types of native organisms do feral hogs most likely compete with for food sources?

Accepted Answer

herbivores and carnivores

Answer

carnivores and producers

Answer

producers and decomposers

Answer

decomposers and herbivores

Question 37

Which would result in the most diverse offspring?

Accepted Answer

Bees bringing pollen from the flower of one plant to the flower of another

Answer

An orchid with a slower structure that forces self-pollination

Answer

Planting a cutting from a potato to grow a new potato plant

Answer

An amoeba in a fresh water pond reproducing through binary fission

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