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Biology - Unit 1 Test Review

Total questions: 43

Worksheet time: 22mins

Name
Class
Date
1.

What is biology (select all that apply)

a)

study of life and living things (organisms)

b)

studied by biologists

c)

life science and natural science

2.

- identifies organisms
- paired statements that describe characteristics of an organism

a)

Linnean Classification system

b)

binomial nomenclature

c)

dichotomous key

d)

Taxa

3.

how was classification done in the past?

a)

based on similarities and differences

b)

based on population

c)

based on popularity

d)

based on human consumption

4.

how is classification done now?

a)

similarities, differences, and evolutionary relationships

b)

similarities, differences, and chemical composition

c)

similarities, differences, and popularity

d)

it's been done the same way always

5.

which order of the taxa in the Linnaean Classification System is most accurate from broadest to most specific

a)

species, family, phylum, genus, kingdom, class, order

b)

species, genus, family, roder, class, phylum, kingdom

c)

kingdom, phylum, class, order, family, genus, species

6.

two name system that combines the genus and species of an organism

a)

binomial nomenclature

b)

taxa

c)

Linnaean Classification System

d)

dichotomous key

7.

- observation of something unknown

- asking many questions

- research

- make hypothesis

  • - experiment

a)

scientific inquiry

b)

scientific method

c)

hypothesis

d)

dependent variable

8.

scientific method is organized system of experimentation and analysis to explore observations to answer one question.

a)

True

b)

False

9.

What is a hypothesis?

a)

the question

b)

the observation

c)

a prediction

10.

changed condition to see its effect on the another condition

a)

independent variable

b)

dependent variable

c)

control variable

11.

condition not being changed to see what it is to be left alone

a)

independent variable

b)

dependent variable

c)

control variable

12.

the outcome; the resulted effect of the changed condition

a)

independent variable

b)

dependent variable

c)

control variable

13.

what axis has the independent variable on a graph?

a)

X

b)

Y

14.

what axis has the dependent variable on a graph?

a)

X

b)

Y

15.

Compound vs. Electron Microscope

a)

CM: visible light

EM: electrons

b)

CM: electrons

EM: visible light

16.

eye piece

a)

magnifies 2x

b)

magnifies 4x

c)

magnifies 7x

d)

magnifies 10x

17.

Select all parts that supports the microscope when being carried

a)

arm

b)

stage

c)

base

d)

body tube

18.

What part changes high and low power magnification by rotating?

a)

nose piece

b)

fine adjustment knobs

c)

slide

d)

diaphragm

19.

objective lenses have which correct magnification?

a)

scanning: 10x

low power: 4x

high power: 40x

b)

scanning: 40x

low power: 10x

high power: 4x

c)

scanning: 4x

low power: 10x

high power: 40x

d)

scanning: 4x

low power: 40x

high power: 10x

20.

- sharpens the image
- removes blurriness
- can be used on high power only

a)

fine adjustment knob

b)

course adjustment knob

21.

- moves stage up and down for focusing
- can use on scanning and low power only

a)

fine adjustment knobs

b)

course adjustment knobs

22.

holds slides in place

a)

diaphragm

b)

wet mount

c)

slide doesn't need anything to hold it in place

d)

stage clips

23.

thin peace of glass to hold a specimen

a)

slide

b)

plate

c)

stage

24.

supports slide being viewed

a)

plate

b)

stage

c)

diaphragm

25.

controles the light in the specimen

a)

diaphragm

b)

objectives

c)

stage

26.

select all required to preparing a wet mount

a)

30* angle to prevent air bubbles

b)

staining with methylene blue + lugol's iodine

c)

45* angle to prevent air bubbles

d)

litmus paper for cell visibility

27.

- separates mixtures of large molecules by size
- fragments of DNA = bands
- compare bands; more bands = closer relationship

a)

gel electrophoresis

b)

paper chromatography

c)

pH paper (litmus paper)

d)

Lugol's Solution

28.

separates mixtures of molecules (pigments)

a)

paper chromatography

b)

indicators of chemical change

c)

pH paper (litmus paper)

d)

gel electrophoresis

29.

substance that changes colors when it comes into contact w/ certain chemicals are indicators of physical change

a)

True

b)

False

30.

what magnification gives a bigger field of view?

a)

the biggest magnification

b)

the smallest magnification

31.

Acidic (0-6) - Red
Neutral (7)
Basic (8-14) - Blue

a)

pH paper (litmus paper)

b)

universal indicator

c)

Lugol's Solution

d)

Benedict's Solutions

e)

Biuret solution

32.

Blue to Brown Yellow with the presence of sugar

a)

pH paper (litmus paper)

b)

universal indicator

c)

Lugol's Solution

d)

Benedict's Solutions

e)

Biuret solution

33.

Blue to deep purple with the presence of protein

a)

pH paper (litmus paper)

b)

universal indicator

c)

Lugol's Solution

d)

Benedict's SolutionsBiuret solutio

e)

Benedict's Solutions

34.

color varies based on pH
- specific pH

a)

pH paper (litmus paper)

b)

universal indicator

c)

Lugol's Solution

d)

Benedict's Solutions

e)

Benedict's Solutions

35.

Amber to blue black with the presence of starch

a)

Amber to blue black with the presence of starch

b)

universal indicator

c)

Lugol's Solution

d)

Benedict's Solutions

e)

Biuret solution

36.

1 meter = ____ centimeters

a)

10

b)

100

c)

1000

d)

10000

37.

1 meter = _____ millimeters

a)

10

b)

100

c)

1000

d)

10000

38.

1 centimeters = ____ millimeters

a)

10

b)

100

c)

1000

d)

10000

39.

1 liter = ____ milliliters

a)

10

b)

100

c)

1000

d)

10000

40.

1 liter = ____ microliters

a)

1 x 10^3

b)

1 x 10^6

c)

1 x 10^5

d)

1 x 10^9

41.

1 gram = ____ milligrams

a)

10

b)

100

c)

1000

d)

10000

42.

1 gram = _ micrograms (mcg)

a)

1 x 10^5

b)

1 x 10^8

c)

1 x 10^4

d)

1 x 10^6

43.

1 kg = ____ grams

a)

10

b)

100

c)

1000

d)

1000

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