Biology Exam - Fall 2024

Question 1

What is necessary when investigating?

Answer 1

Very obviously, you need the lab equipment. This can include beakers, test tubes, gloves, microscopes, pipettes, etc.

Question 2

What are the steps in the scientific method?

Answer 2

Question, hypothesis, experiment, analyzing data, conclusion

Question 3

Why is it advantageous for scientists to test only one variable at a time?

Answer 3

Testing each variable at once can make it clear which variable is responsible for the result.

Question 4

Describe the placebo effect and give an example-

Answer 4

The placebo effect is a fascinating phenomenon that occurs when a sham medical intervention causes improvement in a patient’s condition because of the factors associated with the patient’s perception of the intervention

Question 5

How do you calculate the total magnification from a provided objective lens?

Answer 5

Multiply the total magnification of the objective lens combined w the ocular lens (10x)

Question 6

What does CER stand for?

Answer 6

CER stands for claim evidence reasoning.

Question 7

Why do we use CER?

Answer 7

We can use CER to show structured and critical thinking.

Question 8

Why do we study science?

Answer 8

To understand the world around us and God’s creation

Question 9

What does biology mean?

Answer 9

The scientific study of life

Question 10

Are viruses alive?

Answer 10

NO

Question 11

What are the 6 kingdoms?

Answer 11

Animal
Plant
Fungi
Protis
Bacteria/ (6) Archaebacteria

Question 12

What is the difference between prokaryotic and eukaryotic?

Answer 12

Prokaryotic- Lack a nucleus
Eukaryotic- Have a nucleus

Question 13

What is the difference between unicellular and multicellular?

Answer 13

Unicellular- One cell
Multicellular- Multiple cells

Question 14

What is the difference between autotroph and heterotroph?

Answer 14

Auto (self) - Make your own food
Hetero- Different- Takes nutrition from other sources

Question 15

What is Taxonomy?

Answer 15

Taxonomy is the science of classifying, identifying, and naming organisms, including all plants, animals, and microorganisms

Question 16

What is a Dichotomous key?

Answer 16

A dichotomous key is a scientific tool used to identify organisms or objects by making a series of choices based on their characteristics

Question 17

What is Binomial nomenclature?

Answer 17

the system of nomenclature in which two terms are used to denote a species of living organism, the first one indicating the genus and the second the specific epithet

Question 18

What is a Taxon?

Answer 18

a taxonomic group of any rank, such as a species, family, or class.

Question 19

What is Taxonomic?

Answer 19

concerned with the classification of things, especially organisms.

Question 20

What is the largest taxon?

Answer 20

The kingdom/Domain

Question 21

What is the smallest taxon?

Answer 21

A species

Question 22

What are the 3 main points to the cell theroy?

Answer 22

1. All organisms are composed of one or more cells
2. The cell is the basic unit of structure and organization in organisms
3. All cells came from preexisting cells

Question 23

What are enzymes?

Answer 23

Enzymes are proteins that speed up chemical reactions

Question 24

What are Reactants?

Answer 24

The substances that CHANGE (Goes INTO the process)

Question 25

What are Products?

Answer 25

The substances that are MADE by a chemical reaction (Comes OUT OF the process)

Question 26

Why is energy important for all living things? What are processes that require energy (cellular and organism level)?

Answer 26

Energy is important for all living things. This is mostly because they and us need energy to be able to perform better and grow. The most important process that requires energy is photosynthesis.

Question 27

How do living things obtain energy from their environment?

Answer 27

Living things obtain energy from their environment in multiple different ways. As for plants, they get their energy from the sun, but as for humans and animals, we get our energy mostly from food.

Question 28

What does ecology mean?

Answer 28

Ecology is the study of the interactions among organisms and their environment

Question 29

What is the difference between abiotic and biotic factors?

Answer 29

Abiotic factors are non living things, such as air, water, and the sun. Biotic factors are living things, such as plants and animals.