Chapter 1 Biology Test

Pataasin ang iyong marka sa homework at exams ngayon gamit ang Quizwiz!

What is the difference between a theory and a hypothesis?

A theory is a statement or answer that has been tested many times and had the same result each time which a hypothesis is a education guess with research behind that can be tested

Compare and contrast an autotroph and heterotroph. Provide an example of each

Autotroph can feed themselves while heterotroph receive their food from a second source

(T/F) The vast majority of multicellular organisms reproduce asexually

False, sexually

Why is Rabbit B essential to this experiment?

You would not know if the experiment made a difference or not if you don't have anything to compare it to

Biologists who study cactuses and African violets would be called

botomist

What is the term given to a group of cells that develops from a single original cell

cell culture

What technique is used to separate different cell parts

cell fractionation

The information you gather during an experiment is called your

data

Which level of organization included all of the other levels

ecosystem

You have an (endoskeleton/exoskeleton)

endoskeleton

(T/F) The smallest units that are considered to be alive are organisms

False, cells

(T/F) "The bird has brown spots on its wings" is an example of an inference"

False, qualitative observation

In science, a hypothesis is useful only if

it can be tested

Biology is the study of

the living world

Interpret Graphs In Figure 1-1, which rabbit is the control?

B

Which of the following is NOT a part of how scientists work

guessing

What are the differences between sexual and asexual reproduction?

Sexual reproduction requires 2 parent cells and asxeual only requires 1 parent cell

Describe the difference between a stimulus and a response. Give an example of each

Stimulus: change the environment Response: reaction to that change

Before completing the experiment in Figure 1-1, the scientist made a hypothesis. What is the hypothesis she is testing?

The body parts of the rabbit that become colder will have a change of fur color to black

Can a theory chance over time

Yes, if new observations are made and tested towards the theory they could be added

How would you determine whether something is living or non living

You could determine of something is living or not if it has any cells or if it can reproduce or not

As the result of an experiment you reject your hypothesis. Explain why you should not consider your efforts a waste of time

You shouldn't consider if a waste of time because you could've found out something you didn't know

The process by which organisms keep their internal conditions fairly constant is called

homeostasis

You suggest that the presence of water could be accelerate the growth of bread mold. This is a(an)

hypothesis

Impulses traveling from one cell to another is an (intercellular/intracellular) activity

intercellular

Which the following characteristic of living things best explains why bird fly south for the winter

living things respond to their enviroments

A biologists is doing research on a pack of wolves living in a particular section of a forest in northern Minnesota. What level of organizations could this biologists be studying?

population

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

population

Shivering is an example of a

response

The name given to the idea that life could arise form non living matter is

spontaneous generation

Draw Conclusions Based on your observations of Figure 1-1, conclude what effect temperature has on Himalayan rabbits.

temperature affects color

Interpret Graphs In Figure 1-1, what is the variable in this experiment?

the ice pack

Which of the following is a valid hypothesis for why a plant appears to be dying

the plant is not being watered enough, the plant is being watered too much, the plant is receiving too much sunlight

Scientists publish details of important experiments so that

their work can be repeated, their experimental procedures can be reviewed, others can try to reproduce the results

A well tested explanation that unifies a broad range of observations is an(an)

theory

Which of the following is NOT a goal of science?

to use data to support a particular point of view

A controlled experiment allows the scientist to isolate and test

a single variable

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

ability to move

You do not need a partner for (sexual/asexual) reproduction

asexual

Using proper equipment is necessary when testing hypothesis. How was the flask Pasteur used in testing the hypothesis of spontaneous generation essential to his success?

Curve air and trapped , kept microorganisms out

Which of the following terms included all the others

biologists

What is the term for the part of the Earth that contains all ecosystems

biosphere

A (disaccharide/ polysaccharide) contains more (sugar/fat) molecules

polusaccharide;sugar

Bacteria and viruses are (microscopic/macrosopic)

microscopic

You are an (unicellular/multicellular)

multicellular


Kaugnay na mga set ng pag-aaral

Anatomy & Physiology II: Chapter 10: The Muscular Tissue w/ Lab Questions

View Set

Lesson Quiz 3-1,3-2,3-3,and 3-4 :The French Revolution and Napoleon

View Set

Lecture One Review - Vertebral Column

View Set

AAMC Flashcards Chemistry/ Ochem Mix

View Set