Intro to Bio

Question 1

Which adjustment knob on the microscope is used when

trying to focus on low power?

Answer 1

coarse

Question 2

Which of the following has more OH than H+?

Answer 2

base

Question 3

Which of these are a characteristic of living things?

Answer 3

All of the above. (Respond to stimuli, made of cell(s), reproduce, have a metabolism)

Question 4

Which part of the microscope controls the amount of light?

Answer 4

diaphragm

Question 5

In case of an emergency, science classes meet where?

Answer 5

the football/softball field

Question 6

Which part of the microscope supports the slide?

Answer 6

stage

Question 7

When graphing in EHS Biology classes, you should always

use at least:

Answer 7

70% of the graph

Question 8

Why are cells small?

Answer 8

Their surface area to volume ratio decreases

Question 9

A variable that cannot exist without another variable is a:

Answer 9

dependent variable

Question 10

What organisms are Prokaryotes?

Answer 10

Bacteria

Question 11

What is formed only when a hypothesis is verified

over many years, by many scientists with the exact same results?

Answer 11

theory

Question 12

Which of the following is NOT needed on a microscope

drawing?

Answer 12

scale

Question 13

What organisms are Eukaryotes?

Answer 13

All of the above (animals, plants, algae, fungi)

Question 14

Data that are organized, analyzed, and displayed in graphs or charts are called:

Answer 14

results

Question 15

The study of all living things including plants, animals, fungi, and bacteria is called:

Answer 15

biology

Question 16

Horses, kittens, bees, E. coli, and hyenas are all examples of

Answer 16

organisms

Question 17

All graphs must have all of the following except:

Answer 17

All of the above are needed (scale, title, units, labels)

Question 18

In a controlled experiment, the group that keeps “normal”

conditions is called the:

Answer 18

control group

Question 19

A controlled experiment should have at least how many

groups?

Answer 19

2

Question 20

In science, a theory is

supported by:

Answer 20

evidence

Question 21

This graph represents
a frog population in a mountain
C00s) stem as a result of temperature. The “temperature” label belongs on which axis?

Answer 21

x-axis

Question 22

The similarities between the groups in it controlled experiment are called:

Answer 22

control variables

Question 23

In the scientific method, the _______ is the scientist is trying to answer and the __________

Answer 23

problem, hypothesis

Question 24

When in the scientific method do you explain whether the experiment supports or rejects the hypothesis?

Answer 24

conclusion

Question 25

A theory in science may change only if:

Answer 25

new evidence contradicts old evidence

Question 26

You are told an amoeba (pond organism that is not a
bacteria) is a unicellular organism. What does this
mean?

Answer 26

None of the above (is a virus, is made of many cells, is prokaryotic)

Question 27

The only difference between the groups in a

controlled experiment is called the:

Answer 27

experimental variable