Biology Unit 1

Question 1

An organic molecule that serves as the building block of proteins composed of the elements carbon hydrogen oxygen and nitrogen

Answer 1

Amino acid

Question 2

A substance that either comes from a living organism such as blood or contains living organisms such as bacteria

Answer 2

Biological substance

Question 3

A biological substance that could potentially cause harm

Answer 3

Biohazard

Question 4

Any molecule that is found in living organisms. Includes proteins carbohydrates lipids and nucleic acids

Answer 4

Biomolecule

Question 5

The biomolecule that includes sugars and starches. Made up of carbon hydrogen and oxygen atoms. Functions as a form of quick energy

Answer 5

Carbohydrate

Question 6

A membrane-bound organelle or structure where photosynthesis takes place

Answer 6

Chloroplast

Question 7

The standard that experimental results are compared to

Answer 7

Control

Question 8

Factors that are not directly involved in the experiment but the experimenter wants to make sure and keep these factors constant also known as Constance

Answer 8

Controlled variable

Question 9

Capable of corroding or eating away at materials it comes into contact with

Answer 9

Corrosive

Question 10

The component of an experiment that is counted measured or observed

Answer 10

Dependent variable

Question 11

To make a substance thinner or weaker by adding water

Answer 11

Dilute

Question 12

To put in a particular place

Answer 12

Dispose

Question 13

A single or multi-celled organism that has a nucleus and other membrane-bound organelles

Answer 13

Eukaryote

Question 14

The procedure used by scientists to test a hypothesis and gather information in a controlled setting

Answer 14

Experiment

Question 15

Capable of catching on fire

Answer 15

Flammable

Question 16

To devise or create

Answer 16

Formulate

Question 17

The way something works or operates

Answer 17

Function

Question 18

A simple sugar that is necessary for living things to break down and use as an energy source. A monosaccharide

Answer 18

Glucose

Question 19

Dangerous

Answer 19

Hazardous

Question 20

A solution for a question or problem that can be tested

Answer 20

Hypothesis

Question 21

The component of the experiment that is changed or manipulated by the experimenter

Answer 21

Independent variable

Question 22

A bio molecule that includes fats oils and waxes. Made up of carbon hydrogen and oxygen atoms. Functions as long-term energy storage

Answer 22

Lipid

Question 23

A membrane-bound organelle or structure that is responsible for the production of the cell’s energy

Answer 23

Mitochondria

Question 24

A small molecule that can be bonded to other similar molecules to form a polymer. The building blocks of a larger molecule

Answer 24

Monomer

Question 25

The monomer of a carbohydrate. A single sugar

Answer 25

Mono saccharide

Question 26

The biomolecule that includes DNA and RNA. Made up of nucleotides containing carbon hydrogen oxygen nitrogen and phosphorus. Functions as a cell's genetic information

Answer 26

Nucleic acid

Question 27

Building block of nucleic acid. Made of sugar phosphate group and a nitrogen base

Answer 27

Nucleotide

Question 28

The point at which something begins

Answer 28

Origin

Question 29

An Occurrence or circumstance that is observed within the scientific community

Answer 29

Phenomenon

Question 30

A type of lipid that has a round phosphate head and two fatty acid tails

Answer 30

Phospholipid

Question 31

A large molecule composed of many repeating cells made up of monomers

Answer 31

Polymer

Question 32

A polymer of carbohydrate. Made of three or more monosaccharides

Answer 32

Polysaccharide

Question 33

Happens in a way that is expected

Answer 33

Predictable

Question 34

A set of instructions to complete a task

Answer 34

Procedure

Question 35

A single-celled organism that does not have a nucleus and membrane-bound organelles

Answer 35

Prokaryote

Question 36

A biomolecule involved in all life processes. Made up of carbon hydrogen oxygen and nitrogen atoms. A polymer of amino acids

Answer 36

Protein

Question 37

An organized structure enclosed by a lipid membrane that can grow and divide. The proposed first cell on Earth

Answer 37

Protocell

Question 38

Descriptive data that scientist would record from their observations. Examples include color and smell

Answer 38

Qualitative data

Question 39

Numerical data that is measured. Examples include temperature

Answer 39

Quantitative data

Question 40

Produces harmful rays of radiation

Answer 40

Radioactive

Question 41

Series of steps used by scientists to solve a problem or answer a question

Answer 41

Scientific method

Question 42

The arrangement of parts or elements to form something complex

Answer 42

Structure

Question 43

A set of statements created to explain a phenomenon that is backed with scientific evidence. It can be tested with predictable results

Answer 43

Theory

Question 44

Poisonous could cause severe harm

Answer 44

Toxic

Question 45

A test or experiment done to obtain results

Answer 45

Trial

Question 46

Having a reasonable basis and knowledge or fact. Officially accepted result

Answer 46

Valid

Question 47

A graphic organizer used to compare two different concepts

Answer 47

Venn diagram

Question 48

When fresh air is circulated through a room

Answer 48

Ventilation