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Biology -9th Grade Quiz on Biology Test 1 (Science Of LIfe), created by sherri oberding on 29/08/2020.

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Biology Test 1 (Science Of LIfe)

Question 1 of 35

1

An organized way of gathering and analyzing evidence about the natural world.

Select one of the following:

  • Science

  • Observation

  • Inference

Explanation

Question 2 of 35

1

A logical interpretation based on what scientists already know

Select one of the following:

  • Inference

  • hypothesis

  • observation

Explanation

Question 3 of 35

1

Act of noticing and describing events or processes in a careful, orderly way

Select one of the following:

  • Inference

  • Hypothesis

  • Observation

Explanation

Question 4 of 35

1

What kind of experiment should be used whenever possible to test a hypothesis?

Select one of the following:

  • A controlled experiment in which many variables are tested

  • A controlled experiment where as many variables as possible should be left unchanged

Explanation

Question 5 of 35

1

An independent variable is also called a manipulated variable

Select one of the following:

  • True
  • False

Explanation

Question 6 of 35

1

An experiment is usually divided into what 2 groups

Select one of the following:

  • Independent and Dependent

  • Experimental and Control

  • Independent and Control

  • Dependent and Experimental

Explanation

Question 7 of 35

1

A scientific explanation for a set of observations that can be tested in ways that support or reject it

Select one of the following:

  • Observation

  • Inference

  • Hypothesis

Explanation

Question 8 of 35

1

An inference is

Select one of the following:

  • the same as an observation

  • a logical interpretation of an observation

  • a statement involving numbers

  • a way to avoid bias

Explanation

Question 9 of 35

1

To be useable in science a hypothesis must be

Select one of the following:

  • measurable

  • testable

  • observable

  • correct

Explanation

Question 10 of 35

1

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

Select one of the following:

  • All the variables must be kept the same

  • Only one variable is tested at at ime

  • Everyting can be studied by setting up a controlled experiement

  • Controlled experiments cannot be performed on living things

Explanation

Question 11 of 35

1

The statement: "The worm is 2 centimeters long" is an

Select one of the following:

  • observation

  • inference

  • hypothesis

  • theory

Explanation

Question 12 of 35

1

Check all that apply about the characteriestics of living things

Select one or more of the following:

  • Based on a universal genetic code

  • Grow and Develop

  • Living things reposnd to their environment

  • Reproduce

  • Maintain stable internal environment

  • Use and obtain energy through metabolism

  • Look like their parents in a process called DNA

  • Living things evolve when taken as a group

  • Made up of cells

  • Use Chlorophyll for energy

Explanation

Question 13 of 35

1

A signal to which an organism responds

Select one of the following:

  • Sunlight

  • Stimulus

  • Sexual Reproduction

Explanation

Question 14 of 35

1

Specialized cells within a leaf help regulate gases that enter the leaf and plant helping it survive a drought. This process is an example of

Select one of the following:

  • Photosynthesis

  • Metabolism

  • Homeostasis

Explanation

Question 15 of 35

1

Some plants can produce an unsavory chemical to ward off catepillar that feed on its leaves. This is an example of which characteristic of a living thing

Select one of the following:

  • DNA

  • Evolution

  • Reproduction

  • Response to a stimulus

Explanation

Question 16 of 35

1

Process of anonymous scientist reviewing the work of their peers by testing and evaluating their experiments

Select one of the following:

  • Skepticism

  • Peer Review

  • Bias

  • Scientific Theory

Explanation

Question 17 of 35

1

Well tested explanation that unifies a broad range of observations and hypotheses that enables the scientist to make accurate predictions about new situations.

Select one of the following:

  • Theory

  • Bias

  • Peer Review

  • Skepticism

Explanation

Question 18 of 35

1

A particular preference or point of view that is personal rather than scientific.

Select one of the following:

  • skepticism

  • theory

  • bias

  • observatioin

Explanation

Question 19 of 35

1

Newton's laws of gravity (What goes up must come down) is an example of a scientific theory

Select one of the following:

  • True
  • False

Explanation

Question 20 of 35

1

Scientifc theories are considered absolute truth

Select one of the following:

  • True
  • False

Explanation

Question 21 of 35

1

A skeptical attitude in Science

Select one of the following:

  • Prevents scientists from accepting new ideas

  • Encourages Scientists to accept new ideas

  • means a new idea will only be accepted if it is backed by evidence

  • is unimportant in the scientific process

Explanation

Question 22 of 35

1

The purpose of peer review in science is to ensure that:

Select one of the following:

  • all scientific research is funded

  • the results of experiments are correct

  • all scientifc results are published

  • published results meet standards set by the scientifc community

Explanation

Question 23 of 35

1

Which of the following characteristics is NOT shared by both a horse and the grass that it eats

Select one of the following:

  • Uses energy

  • response to stiumuli

  • movement from place to place

  • stable internal environment

Explanation

Question 24 of 35

1

A bird watcher sees an unuusal bird at a feeder, He takes carefull ntes on the bird's color, shape and other physical features, and then goes to a reference book to see if he can identify the species. What aspect of the Scientific process is most apparent in this situation?

Select one of the following:

  • Observation

  • Inference

  • Hypothesis formation

  • Controlled experimentation

Explanation

Question 25 of 35

1

One meter is equal to

Select one of the following:

  • 1000 millimeters

  • 1 millimeter

  • 10 kilometers

  • 1 millileter

Explanation

Question 26 of 35

1

What is the basic unit of matter?

Select one of the following:

  • cells

  • atoms

  • molecules

Explanation

Question 27 of 35

1

Neutrons are negatively charged

Select one of the following:

  • True
  • False

Explanation

Question 28 of 35

1

Select from the dropdown list to complete the text.

Protons and neutrons have ( about the same amount of mass, vastly different amounts of mass, about the same charge )

Explanation

Question 29 of 35

1

Protons and electrons are in the nucleus of the atom

Select one of the following:

  • True
  • False

Explanation

Question 30 of 35

1

Which subatomic particles is negatively charged?

Select one of the following:

  • protons

  • neutrons

  • electrons

Explanation

Question 31 of 35

1

Which two subatomic particles's occur in equal numbers in an atom and thus their charges balance each other out?

Select one of the following:

  • Protons and neutrons

  • Protons and electrons

  • Neutrons and electrons

Explanation

Question 32 of 35

1

Atoms of the same element that differ in the number of neutrons

Select one of the following:

  • Molecules

  • Isotopes

  • Compounds

Explanation

Question 33 of 35

1

On which axis should the independent variable be graphed?

Select one of the following:

  • x axis

  • y axis

  • title axis

Explanation

Question 34 of 35

1

What are the features of a proper graph title? (check all that apply)

Select one or more of the following:

  • A description of the experiment

  • Y-axis variable vs X-axis variable

  • X-axis variable vs Y-axis variable

  • centered above or below the graph

  • Against the Left margin

Explanation

Question 35 of 35

1

In an experiment measuring the affect of plant fertilizer on plant growth, the following are true, (check all that apply)

Select one or more of the following:

  • the dependent variable is plant growth

  • the amount of plant fertilizer should plotted on the y-axis

  • The title of the graph should be " Plant growth in cm vs. Amount of Fertilizer in mg"

  • The best graph type would be a bar graph

  • The best graph type would be a line graph

Explanation

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