Bio I - 1

Question 1

What is biology?

Answer 1

Biology is the study of living organisms and their environments. 

Question 2

What are the characteristics of all living organisms?

Answer 2

1. Organization
2. Acquire materials and energy
3. Homeostasis
4. Respond to stimuli
5. Reproduce and grow
6. Have an evolutionarily history

Question 3

What are the different levels of Organization starting from small to big:

Answer 3

Atom molecule cell tissue organ organ system organism species population community ecosystem biosphere

Question 4

What is an atom?

Answer 4

An atom is the smallest unit of an element

Question 5

What is a molecule?

Answer 5

It is the joining together of two or more atoms of the same or different element

Question 6

What are organelles and what are they made of?

Answer 6

Organelles are parts of the cell and they are made of molecules

Question 7

What is the cell?

Answer 7

The cell is the smallest structural and functional unit of all living organisms

Question 8

What is tissue and what are the four types of tissues in the human body?

Answer 8

Tissues are a group of cells with like structure and function.
-Epithelial tissue
-Connective tissue
-Muscle tissue
-Nervous tissue

Question 9

What is an organ?

Answer 9

When tissues combine together and function to form a specific task this forms an organ 

Question 10

What is an organ system?

Answer 10

An organ system is when several different organs work together. 

Question 11

What is an organism?

Answer 11

An individual composed of several organ systems

Question 12

What is a species?

Answer 12

A species is a group of similar organisms. A group of interbreeding organisms.

Question 13

What is a population?

Answer 13

All of the members of one species belong in a population

Question 14

What is a community?

Answer 14

This includes multiple populations interacting in one particular area. 

Question 15

What is an ecosystem?

Answer 15

The ecosystem includes a community plus the physical environment. The living plus the nonliving.

Question 16

What is a biosphere?

Answer 16

All of the earths ecosystem inhabit the biosphere

Question 17

What is energy?

Answer 17

Energy is the capacity to do work.

Question 18

How do organisms acquire materials and energy?

Answer 18

All organisms require some form of nutrition. Plants use photosynthesis and animals use food sources. 

Question 19

What does homeostasis mean?

Answer 19

Homeostasis is the maintenance of a stable internal environment in the presence of a constantly changing external environment. 

Question 20

What is negative feedback?

Answer 20

Negative feedback is turning a reaction in the opposite direction. (turning off decreasing)

Question 21

What does positive feedback mean?

Answer 21

It means turning on increased strengthening

Question 22

What is A stimulus?

Answer 22

A stimulus is a thing or event that evokes a specific functional reaction in an organ or tissue

Question 23

What is sensitivity?

Answer 23

The ability of an organism or organ to respond to an external stimuli

Question 24

What is growth?

Answer 24

Growth is an increase in size or number

Question 25

What does development mean?

Answer 25

Development is changes in ages and stages

Question 26

What is reproduction?

Answer 26

Passing on the DNA

Question 27

What is genome?

Answer 27

Genome is all the genetic information that is inherited

Question 28

What is DNA?

Answer 28

The genetic information is in the form of DNA

Question 29

What are genes?

Answer 29

Traits that are inherited are in units called genes

Question 30

Where is the DNA located in the cell?

Answer 30

In the nucleus (With a small amount of DNA in the mitochondria and chloroplasts as well)

Question 31

More specifically where is DNA located?

Answer 31

DNA is placed into chromosomes

Question 32

What is binomial nomenclature and who instituted it?

Answer 32

In the 18 century Carolus Linneus instituted binomial nomenclature which means a to name classification. 

Question 33

List the proper Linnaean classification from species to domain: 

Answer 33

Species Genus Family Order Class Phylum Kingdom Domain 

Question 34

What are the three domains?

Answer 34

Bacteria, Archaea, and Eukarya 

Question 35

Of the three domains which domains are prokaryotic and which domains are eukaryotic?

Answer 35

Bacteria and Archae are prokaryotic and eukarya is eukaryotic. 

Question 36

What are the four kingdoms of eukaryotes?

Answer 36

Animals plants fungus protists 

Question 37

List the characteristics of a eukarya 

Answer 37

- eukaryotic - Has nucleus - Has membrane enclosed organelles - Is in multiple environments -Has four kingdoms: Animals plants fungi and protists

Question 38

The the different properties of an Archaea:

Answer 38

-prokaryotic - Does not have a nucleus - Does not have membrane enclosed organelles -Can adapt to extreme environments

Question 39

List the properties of bacteria:

Answer 39

-prokaryotic -Does not have a nucleus -Does not have membrane enclosed organelles -Adapts to all environments

Question 40

What is the scientific method?

Answer 40

The scientific method is the objective approach that scientists follow

Question 41

What is observation?

Answer 41

A formal way of watching the world and conducted through the use of five senses - Seeing hearing touching smelling and tasting

Question 42

What is inductive reasoning?

Answer 42

It is when one moves from the specific information to the general

Question 43

What is deductive reasoning?

Answer 43

When one moves from the general to the specific. If the premise is true the conclusion is also true. 

Question 44

What is the Scientific method and how is it performed? 

Answer 44

The objective approach scientists follow is a process called the scientific method. Observation Hypothesis Experiment Collecting data Conclusion It consists of observation which leads to developing a hypothesis. To test the hypothesis an experiment is performed. The results yield data which is then analyzed by the scientist who then reaches a conclusion. 

Question 45

What is Linnaean taxonomy?

Answer 45

Classification of organisms