Chapter 4 Vocab

Question 1

ecosystem

Answer 1

is all the organisms living in a area together with their physical environment.

Question 2

Biotic Factors

Answer 2

A factor created by a living thing or any living component within an environment in which the action of the organism affects the life of another organism, for example a predator consuming its prey.

Question 3

Abiotic Factors

Answer 3

Nonliving, as in abiotic factor, which is a nonliving physical and chemical attribute of a system, for example light, temperature, wind patterns, rocks, soil, pH, pressure, etc. in an environment.

Question 4

Organism

Answer 4

is an individual living thing

Question 5

Species

Answer 5

A species is a group of organisms that can mate to produce fertile offspring.

Question 6

Population

Answer 6

A population is a group of the same species that live in the sameplace.

Question 7

Community

Answer 7

a group of various species that live in the same place and interact with each other.

Question 8

Habitat

Answer 8

The place an organism lives is called its habitat

Question 9

Natural Selection

Answer 9

the process by which individuals that are better adapted to their environment survive and reproduce with more success than less well adapted individuals do.

Question 10

Evolution

Answer 10

A change in the genetic characteristics of a population from one generation to the next is known as evolution.

Question 11

Adaptation

Answer 11

an inherited trait that increases an organism’s chance of survival and reproduction in a certain environment.

Question 12

Artificial Selection

Answer 12

The selective breeding of organisms by humans for specific characteristics

Question 13

Resistance

Answer 13

is the ability of one or more organisms to tolerate a particular chemical designed to kill it.

Question 14

Archaea

Answer 14

are often found in extreme places, such as hot springs. They differ from bacteria in their genetics and the makeup of their cell wall.

Question 15

Bacteria

Answer 15

are very common and can be found in many places, including soil and animal bodies.

Question 16

Fungus

Answer 16

is an organism whose cells have nuclei and cell walls. A mushroom is the reproductive structure of a fungus.

Question 17

Protist

Answer 17

are a diverse group of both unicellular and multi-cellular organisms.

Question 18

Gymnosperm

Answer 18

are woody plants that produce seeds,but their seeds are not enclosed in fruits.

Question 19

Angiosperm

Answer 19

flowering plants that produce seeds in fruit. All of the plants in Figure 3.7 are angiosperms.

Question 20

Invertebrate

Answer 20

Animals that lack backbones

Question 21

vertebrate

Answer 21

Animals that have backbones