Bio 20 Unit 1 Test

Question 1

What are the characteristics of life?

Answer 1

1. Made of cells

2. Repreoduce (Asexual reproductions and sexual reproduction)

Question 2

What are the levels of organization? With definition

Answer 2

1. Atoms and Molecules: Make up cells and life
2. Cells: smallest unit of life capable of carrying out all the functions of living things
3. Tissue: group of cells that perform a specific function in an organism
4. Organ: 7 different types of tissues functioning together for a specific purpose
5. Organ system: several organs working together to perform a function
6. Population: group of organisms of the same species that live together in a particular location
7. Community: all populations of different kinds of organisms living in the same place
8. Ecosystem: includes community of organisms in an area as well as abiotic

Question 3

Term to describe any living thing

Answer 3

Organism

Question 3

Term to describe any living thing

Answer 3

Organism

Question 4

Give the proper term for similar organisms that can interbreed and produce offspring :

Answer 4

Species

Question 5

What is the proper name for the zone around the surface of the earth that can sustain life?

Answer 5

Biosphere

Question 6

List 3 examples of non- renewable energy sources :

Answer 6

Oil , coal , natural gas

Question 7

Give 2 examples of the problem with endangered species and extinction

Answer 7

Populations

Human interference

Question 8

What are the basic units of life? all life is composed of these

Answer 8

Cells

Question 9

What characteristic uses sunlight?

Answer 9

Uses energy

Question 10

Which of the characteristics of life was started by Darwin?

Answer 10

Theory of Evolution

Question 11

What are the 2 types of reproduction

Answer 11

asexual reproduction : 1 parent - identical

Sexual reproduction : 2 parents - unique

Question 12

What characteristic would the various stages of butterfly growth demonstrate?

Answer 12

Growth and development

Question 13

What are the smallest particles?

Answer 13

Atoms and molecules

Question 14

What level of organization are stomach , liver , kidney , heart in?

Answer 14

Organ

Question 15

What levels of organization would all the geese in wascana in summer be in?

Answer 15

Population

Question 16

What levels of organization would things on your body such as muscle, ligaments, and tendons be in?

Answer 16

Tissue

Question 17

What level of organization would all things in an area excluding abiotic things be??

Answer 17

Community

Question 18

In a microscope , what is the place called where you set and click in the slide?

Answer 18

Stage

Question 19

What is the name of the lens at the top that you look through?

Answer 19

Eyepiece lens

Question 20

What is the part of the microscope that has the difference lens on it?

Answer 20

Objective lens

Question 21

What is the name of the light dial

Answer 21

Diaphragm

Question 22

What are the low, medium and high power lens on a microscope?

Answer 22

40x
100x
400x

Question 23

In a proper experiment how many groups should there be?

Answer 23

2

Question 24

Which group gets the changed variable in order to study?

Answer 24

Experimental group

Question 25

What operation used electricity to separate molecules?

Answer 25

Electrophoresis

Question 26

What is a fake pill called?

Answer 26

Placebo

Question 27

What is it called when both experiment groups don't know whats going on?

Answer 27

Double blind study

Question 28

What are the 2 main point of the cell theory?

Answer 28

- all living things are composed of cells | - all cells come from pre-existing cells

Question 29

What type of microscope do we use?

Answer 29

LM

Question 30

What type of microscope is used to view the surface of microscopes?

Answer 30

SEM | Scanning Electron Microscopes

Question 31

Name the part of the cell that controls what enters and leaves cell

Answer 31

Cell membrane

Question 32

What is a spinning device used yo separate mixtures?

Answer 32

Centrifuge

Question 33

What is the process of making a large anount of cells in a lab?

Answer 33

Tissue culture

Question 34

What is a Prokaryotic cell?

Answer 34

Cells that do not have a nucleus | Ex- bacteria

Question 35

What is a Eukaryotic cell?

Answer 35

Cells that have a nucleus | Ex- plant and animal cells

Question 36

What is a vacuole? | And what kind of cell is it found in?

Answer 36

Storage cite in a cell | Both

Question 37

What is a cell membrane? | And what kind of cell is it found in?

Answer 37

- controls what enters and leaves cells | - both

Question 38

What is a nucleus? | And what kind of cell is it found in?

Answer 38

- control centre of cell | - both

Question 39

What is a mitochondria? | And what kind of cell is it found in?

Answer 39

Makes energy for cells | Both

Question 40

What are chromosomes? | And what kind of cell is it found in?

Answer 40

Genetic info | Both

Question 41

What is cytoplasm? | And what kind of cell is it found in?

Answer 41

Liquid in cell | Both

Question 42

What are chloroplasts? | And what kind of cell is it found in?

Answer 42

- photosynthesis | - Plant Cell

Question 43

What is a cell wall? | And what kind of cell is it found in?

Answer 43

Structure and support | -Plant Cells

Question 44

Who created the Cell theory?

Answer 44

Schleiden and Schwann

Question 45

What is the theory of evolution?

Answer 45

Idea that populations change over long periods of time | The characteristics of organisms change to suit their environment

Question 46

What are the 7 characteristics common to all living things?

Answer 46

1. Made of cells 2. Reproduce 3. Uses energy 4. Growth 5. Have organization of the cells or systems 6. Respond to the environment 7. Evolve or change over time

Question 47

What are 5 main area of life in which biology has an affect

Answer 47

1. Food 2. Clothing 3. Shelter 4. Health 5. Fuels

Question 48

Describe the atoms and Molecules level

Answer 48

Make up cells and therefore life