chapter 1

Question 1

Science

Answer 1

Knowledge of natural world
based on knowledge and experiments
stuff that we know

Question 2

Nature

Answer 2

Everything in the universe except what humans have manufactured.

Question 3

Atoms

Answer 3

are fundamental building blocks of all substances, living and nonliving

Question 4

Molecules

Answer 4

Next level after atoms, they are when atoms form together

Question 5

Cell

Answer 5

the smallest unit of life that can survive and reproduce on its own, given information in DNA

Question 6

Organism

Answer 6

An individual that consist of one or more cells

Question 7

Population

Answer 7

A group of individuals of the same kind of organism, or species, living in a specified area.

Question 8

Community

Answer 8

consists of all populations of all species in a specified area

Question 9

Ecosystem

Answer 9

A community interacting with its physical and chemical environment

Question 10

Biosphere

Answer 10

Encompasses all regions of Earth’s crust, waters, and atmosphere in which organisms live

Question 11

Emergent property

Answer 11

Characteristic of a system that does not appear in any of its component parts.

Question 12

Energy

Answer 12

IS the capacity to do work

Question 13

Nutrient

Answer 13

Is a type of atom or molecule that has an essential role in growth and survival and that an organism cannot make for itself

Question 14

Producers

Answer 14

Acuire energy and simple raw material from environmental sources and make their own food.

Question 15

Photosynthesis

Answer 15

Plants using sunlight energy to make sugars from dioxide and water

Question 16

Consumers

Answer 16

Cannot make their own food.

Question 17

Receptor

Answer 17

A molecule or cellular structure that responds to a specific form of stimulation.

Question 18

Homoeostasis

Answer 18

Adjusting to change to keep organism alive

Maintaining a balance that a cell can handle

Question 19

DNA

Answer 19

Nucleic acid, signature molecule of life.

Heredity information

Question 20

Traits

Answer 20

Distinct features in individuals

Question 21

Inheritance

Answer 21

Transmission of DNA from parents to offsprings

By Asexual and Sexual reproduction

Question 22

Development

Answer 22

Transformation of the first cell of an individual to a new one

Question 23

Genus

Answer 23

Group of species that share a unique set of features.

Question 24

Single Celled Organism are

Answer 24

Bacteria and Archaeans, they are prokaryotic which is no nucleus
DNA stored in a single-stranded circular form

Question 25

Eukarya

Answer 25

has a nucleus | DNA stored in double-stranded helix, single or mutilcellular

Question 26

Fungi

Answer 26

Multi celled, usually mushrooms

Question 27

Plants

Answer 27

Multicelled species

Question 28

Animals

Answer 28

mutlicelled, consumers | Do NOT have a cell wall

Question 29

Mutations

Answer 29

changes in DNA

Question 30

Adaptive Trait

Answer 30

a vetter chance of surfing and passing its DNA to offspring than other individuals of the population

Question 31

Natural Selection

Answer 31

Differential survival and reproduction of individuals in a population that differ in the details of their heritable trait

Question 32

Evolution

Answer 32

Change in a line of descent

Question 33

Critical Thinking

Answer 33

judging information before accepting it

Question 34

Atomic Theory

Answer 34

All substance are composed of atoms

Question 35

Gravitation

Answer 35

Objects attract one another with a force that depends on their mass and how close together they are

Question 36

Cell theory

Answer 36

All organisms consist of one or more cells, the cell is the basic unit of life and all cells arise from existing cells

Question 37

Germ Theory

Answer 37

Microorganisms cause many diseases

Question 38

Plate Tectonics

Answer 38

Earth's crust is cracked into pieces that move in relation to one another

Question 39

Evolution

Answer 39

Change occurs in ones of decent

Question 40

Control Group

Answer 40

"Eats regular potato chips"

Question 41

Experimental Group

Answer 41

"Eats lays potato chips"

Question 42

inductive reasoning

Answer 42

from specific to general

Question 43

deductive reasoning

Answer 43

from general to specific

Question 44

Variables Independent

Answer 44

set by experimenter

Question 45

variables dependent

Answer 45

outcome of manipulating independent variable

Question 46

Asexual

Answer 46

results in clone, one parent

Question 47

sexual

Answer 47

two parents

Question 48

unity

Answer 48

shared features

Question 49

diversity

Answer 49

heritable changes along the way

Question 50

external environment

Answer 50

temp, water

Question 51

internal environment

Answer 51

pH, comp of fluids inside

Question 52

Prokaryotes

Answer 52

Dna not contained in nucleus

Question 53

Genus and species are

Answer 53

italicized

Question 54

Bacteria

Answer 54

All single celled prokaryotic

Question 55

4 kingdoms

Answer 55

plants, animals, fungus, protista