APES Unit 3 Bonus Assignment

Question 1

What are the smallest and most fundamental structional and functional units of life?

Answer 1

Cells

Question 2

What is the idea that all living things are composed of cells?

Answer 2

Cell Theory

Question 3

Organisms can consist of how many cells?

Answer 3

A single cell or a huge number of cells depending on the organism.

Question 4

On the basis of their cell structure, organisms can be classified as either…

Answer 4

Prokaryotic or Eukaryotic

Question 5

Which type of cell is surrounded by a membrane and has a distinct nucleus?

Answer 5

A Eukaryotic Cell

Question 6

Which type of cell has is surrounded by a membrane but it has no distinct nucleus?

Answer 6

A Prokaryotic Cell

Question 7

What is a set of individuals called that can mate and produce fertile offspring?

Answer 7

A Species

Question 8

What is the best guess of how many species there are on Earth?

Answer 8

10-14 Million Species on Earth

Question 9

What is the study of how organisms react with the biotic and abiotic environment called?

Answer 9

Ecology

Question 10

What is a group of individuals of the same species that live in the same place at the same time called?

Answer 10

A Population

Question 11

What is variation in a population called?

Answer 11

Genetic Diversity

Question 12

What is the place where a population or an individual organism usually lives called?

Answer 12

A Habitat

Question 13

What is a community of species interacting with one another and their non-living environment called?

Answer 13

An Ecosystem

Question 14

What consists of the parts of the Earth’s air, water, and soil where life is found?

Answer 14

The Biosphere

Question 15

What is the thin spherical envelope of gases surrounding the Earth’s surface?

Answer 15

The Atmosphere

Question 16

What layer helps filter out most of the sun’s harmful rays?

Answer 16

The Stratosphere

Question 17

What are some activities that increase the natural greenhouse effect?

Answer 17

Burning carbon containing fuels, growing crops, and raising livestock

Question 18

What are the two types of components that make up the biosphere and it’s ecosystems?

Answer 18

Abiotic and Biotic Organisms

Question 19

Each population in an ecosystem has a what to variations in its physical and chemical environment?

Answer 19

Range of Tolerance

Question 20

What factors are some of the most important for regulating population growth?

Answer 20

Limiting Factors

Question 21

Who makes the nutrients they need from compounds and energy obtained from their environment?

Answer 21

Producers (Autotrophs)

Question 22

Most energy enters an ecosystem through which process?

Answer 22

Photosynthesis

Question 23

What are organisms called that feed on other organisms in order to obatin their needed nutrients?

Answer 23

Consumers or heterotrophs

Question 24

The one way flow of energy first comes from the?

Answer 24

Sun

Question 25

A sequence of organisms each of which serves as a food source for the next is called a what?

Answer 25

A Food Chain

Question 26

Organisms in most ecosystems form complex interconnection of food chains called a?

Answer 26

Food Web

Question 27

With each energy transfer through food webs and food chains what is lost?

Answer 27

Some usable chemical energy is degraded and lost to the environment as low quality heat.

Question 28

The pyramid of energy flow assumes how large of an energy lost between each transfer?

Answer 28

A 90% energy loss

Question 29

What is the rate at which an ecosystem’s producers convert solar energy into chemical energy?

Answer 29

Gross Primary Productivity (GPP)

Question 30

What cycle collects, purifies, and distributes Earth’s fixed supply of water?

Answer 30

The Water Cycle

Question 31

What layers of Earth does the Carbon Cycle travel through?

Answer 31

The Biosphere, the atmosphere, and parts of the hydrosphere

Question 32

What bacteria help complete the nitrogen cycle?

Answer 32

Nitrogen-Fixing Bacteria

Question 33

Phosphorus circulates though water, the earth’s crust, and living organism through which cycle?

Answer 33

The Phosphorus Cycle

Question 34

What happens in the Sulfur Cycle?

Answer 34

Sulfur circulates through rhe Biosphere.

Question 35

What do scientists use in order to learn about ecosystems?

Answer 35

Field research, lavatory research, mathematical and other models