Unit 1 Bio Quiz

Question 1

Biosphere

Answer 1

all life on earth, environments where life exists

Question 2

Biodiversity

Answer 2

Variety of life, highest near equator, lower near poles

Question 3

Latitude and longitude

Answer 3

Latitude measure north/south, longitude measures east/west

Question 4

Poles

Answer 4

North and South ends of the earth, low biodiversity

Question 5

3 domains

Answer 5

Bacteria, Eukarya, Archeas

Question 6

Bacteria?

Answer 6

simple, sing celled organisms without a nucleus

Question 7

Archaea

Answer 7

similar to bacteria, often live in extreme environments

Question 8

Eukarya

Answer 8

complex cells with nuclei (includes plants, animals, fungi, protists)

Question 9

Form fits function example?

Answer 9

A bird has wings to fly

Question 10

Metabolism

Answer 10

total of all processes needed to sustain life

Question 11

Homeostasis

Answer 11

maintaining internal balance

Question 12

Unity of life

Answer 12

all living things share common traits like DNA

Question 13

Order?

Answer 13

all living things have organized structure

Question 14

Regulation?

Answer 14

organisms adjust internal functions like hormone levels

Question 15

Growth and development

Answer 15

Organisms grow and change over time guided by DNA

Question 16

Energy Processing

Answer 16

living things take in energy to do work like photosynthesis

Question 17

response to environment

Answer 17

Organisms react to stimuli, for ex. how plants grow toward light

Question 18

reproduction

Answer 18

All life comes from other life; can be asexual or sexual

Question 19

Evolutionary Adaption

Answer 19

Traits that improve survival are passed on

Question 20

Natural selection

Answer 20

traits that help survival become more common

Question 21

Adaption

Answer 21

A traot that improves survival in a specific environment

Question 22

Charles darwin

Answer 22

developed the theory of natural selection

Question 23

Discovery science

Answer 23

observing and describing

Question 24

hypothesis

Answer 24

making and testing predictions

Question 25

application

Answer 25

using science to solve real problems

Question 26

independent variable

Answer 26

what the scientist changes

Question 27

dependent variable

Answer 27

what is measured or observed

Question 28

GMOs

Answer 28

organisms with altered DNA to improve traits (like pest resistance)

Question 29

What is the basic unit of structure and function in all living things?

Answer 29

The cell

Question 30

Which life process is not necessary for the survival of an individual organism, but is essential for the survival of the species?

Answer 30

Reproduction

Question 31

Living things are classified into groups based on similar characteristics. Which level of classification is the most specific?

Answer 31

Species

Question 32

Which statement best describes a difference between single-celled organisms and multicellular organisms?

Answer 32

Single-celled organisms perform all life processes within one cell; multicellular organisms have specialized cells

Question 33

Which characteristic is shared by all living things?

Answer 33

they use energy to carry out life processes

Question 34

Which two systems primarily work together to maintain homeostasis in the human body?

Answer 34

Nervous and endocrine systems

Question 35

Which activity is an example of a metabolic process?

Answer 35

The breakdown of sugars to release energy)

Question 36

Which statement correctly compares a cell in the human body to a single-celled organism?

Answer 36

A cell in the human body depends on other cells to perform life functions, while a single-celled organism carries out all life functions itself.

Question 37

Which life process includes chemical reactions that break down nutrients to release energy

Answer 37

Respiration