Free Printable Chapter 4.2 Vocabluary

Worksheets

Chapter 4.2 Vocabluary

Total questions: 15

Worksheet time: 9mins

Name

Class

Date

An organism's _________ is defined as the environment in which it lives.

habitat

niche

social structure

ecosystem

Which of the following statements best describes a specialist?

adapted to a large range of environments

adapted to a small range of environments

adapted to any environment

poorly adapted to the environment

Which of the following organisms would be considered a specialist?

rat

pig

panda

human

Which species tend to go extinct more frequently?

narrow niche creatures

broad niche creatures

Keystone species usually asserts control over its fellow species through

"top down control"

"bottom up control"

"horizontal control"

"vertical control"

A species whose presence indicates the health of an ecosystem

keystone species

Indicator species

plants

producers

A species that plays a far more important in its community than its relative abundance might suggest.

Keystone Species

Pioneer Species

Indicator Species

Exotic Species

They can live in many different places, eat a variety of foods, and tolerate a wide range of environmental conditions.

generalist species

specialist species

Species that normally live and thrive in a particular ecosystem

generalist species

native species

non-native (invasive) species

indicator species

10.

The particular role (job) of an organism in its environment including types of food it eats, how it obtains its food and how it interacts with other organisms is called a what?

Niche

Habitat

Home

Ecosystem

11.

When taken to a new habitat, non-native plants often threaten native plants of the new habitat. Why do they do this?

Non-native plants are able to mutate rapidly

Non-native plants cause native animals to relocate

Non-native plants are able to be used for medicine

Non-native plants compete with native plants for resources

12.

Why are pythons invasive species?

They threaten the survival of a keystone species

They are not native to Florida

They are native to Florida

They play an important role in their ecosystem

13.

Why are sharks a keystone species?

They prevent the accumulation of dead organisms in the ocean

They are major predators

They keep animals in the ocean from getting sick or injured

They feed other organisms in the ocean

14.

Why are indicator species important?

They warn scientists that something in the ecosystem is wrong

They play an important role in the way an ecosystem functions

They are needed for cleaning up and consuming dead organisms

They only eat a very small amount of food, so other organisms can eat more food

15.

An endangered species is

One whose numbers are so small that it is at risk of extinction

One whose not been spotted after many years.

One whose numbers are abundant.

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Chapter 4.2 Vocabluary

Total questions: 15

Worksheet time: 9mins

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