Biology Chapter 1 Review

Question 1

Which of the following comes first in the scientific method?

Accepted Answer

observations

Question 2

Which of the following statements about a controlled experiment is true?

Accepted Answer

Only one variable is tested at a time

Question 3

The chemical reactions that build up or break down materials is called

Accepted Answer

Metabolism

Question 4

What is the IV? Scientists are studying the effect of the amount of caffeine on heart rate.

Accepted Answer

Amount of caffiene

Question 5

What does "biology" mean?

Accepted Answer

The study of life

Question 6

In the scientific method, what comes before the hypothesis?

Accepted Answer

research question

Question 7

A theory

Accepted Answer

may be revised or replaced, but is well-tested

Question 8

What is the term for a group of organisms of one type living in the same place?

Accepted Answer

population

Question 9

The smallest unit of an organism that can be considered alive is

Accepted Answer

A cell

Question 10

What is the highest level of organization when studying biology?

Accepted Answer

biosphere

Question 11

In the metric system, the basic unit of length is

Accepted Answer

meter

Question 12

Which molecule stores the genetic material that is passed from one generation to the next?

Accepted Answer

DNA

Question 13

A signal to which an organism responds is called

Accepted Answer

a stimulus

Question 14

Scientific hypothesis must be proposed in a way that

Accepted Answer

enables them to be tested

Question 15

Which of the following is a characteristic of all living things?

Accepted Answer

all of the above

Question 16

What is the DV? Scientists are studying how many tadpoles can survive in varying pH's of water.

Accepted Answer

surviving tadpoles

Question 17

Populations that live together in a defined area are called a(n)

Accepted Answer

Community

Question 18

What do we call the variable that is deliberately changed in an experiment?

Accepted Answer

Independent variable

Question 19

How many types of variables are there?

Accepted Answer

3

Question 20

A group of genetically similar organisms that can produce fertile offspring is called a

Accepted Answer

species

Question 21

The process by which organisms keep their internal environments stable is called

Accepted Answer

homeostasis

Question 22

Children tend to resemble their parents due to

Accepted Answer

heredity

Question 23

Which of the following is NOT a characteristic of all living things

Accepted Answer

ability to move

Question 24

The process by which species change over time as a response to their environment is

Accepted Answer

Evolution

Biology Chapter 1 Review

Questions 24

Biology Chapter 1 Review

Questions 24