Chapter 2.1

Question 1

study of microscopic
organisms

Answer 1

microbiology

Question 2

exist are unicellular,
multicellular, or cell clusters

Answer 2

microorganisms

Question 3

types of microorganism

Answer 3

1. BACTERIA
2. ARCHAEA
3. FUNGI
4. PROTOZOA
5. ALGAE
6. VIRUSES

Question 4

classification of organisms

Answer 4

1. PROKARYOTES
2. EUKARYOTES

Question 5

range from 0.1 to
5.0 micrometers in diameters(smaller)

Answer 5

prokaryotic cells

Question 6

ranging from 10 to
100 micrometers in diameters

Answer 6

eukaryotic cells

Question 7

prokaryotes cellsize

Answer 7

0.1-5 micrometers

Question 8

eukaryotes cellsize

Answer 8

10-100 micrometers

Question 9

outer covering
that separates the cell’s interior from its
surrounding environment

Answer 9

plasma membrane

Question 10

• jelly-like cytosol inside the
  cell

Answer 10

cytoplasm

Question 11

genetic material of the cell

Answer 11

DNA

Question 12

synthesize proteins

Answer 12

ribosomes

Question 13

simple, single- celled
organisms that lacks a nucleus and
membrane-bound organelles

Answer 13

prokaryotes

Question 14

• found in a central region of theprokaryotic
  cell

Answer 14

nucleoid

Question 15

what chromosome does prokaryotes have

Answer 15

single circular chromosome

Question 16

what chromosome does eukaryotes have

Answer 16

multiple linear chromosome

Question 17

rigid cell wall
- a polymer composed of linked
carbohydrates and small proteins

Answer 17

peptidoglycan

Question 18

provides an extra layer of
protection

Answer 18

cell wall

Question 19

outermost layer of
carbhydratess and helps cells to attach to surface in its environment

Answer 19

capsule

Question 20

whip-like structures that act as
a rotary motors

Answer 20

flagella

Question 21

hair- like structures that are
used for attachment to host cells

Answer 21

fimbriae

Question 22

rod-like structures

Answer 22

pili

Question 23

membrane-bound nucleus, a
central cavity that houses the cell’s genetic
material.

Answer 23

eukaryotes

Question 24

little organs

Answer 24

organelles

Question 25

simple eukaryotic
organisms
- unicellular in nature but can also be found
as a colony of cells

Answer 25

protists

Question 26

live in water, damp terrestial
environments or even as parasites

Answer 26

protists

Question 27

golden algae and
diatoms
- found in marine and freshwater habitats

Answer 27

chrysophytes

Question 28

photosynthethic and
marine
- the color they appear is dependent on the
key pigments in their cells: they appear red,
blue, brown, green or yellow

Answer 28

dinoflagellates

Question 29

live in freshwater
habitation in motionless water
- the cell wall is absent in them, instead
there is a _____________that is a protein-rich
layer

Answer 29

euglenoids
pellicle

Question 30

sarprophytic

• putrefying leaves and twigs
• fornm an accumulation called
  PLASMODIAL SLIME MOULDS

Answer 30

slime molds

Question 31

heterotrophs and survive
either as parasites or predators

Answer 31

protozoans

Question 32

• molds, mushroom, yeast, etc.
  FEATURES :
• filamentous, excluding yeast
• their figure comprises slender

Answer 32

kingdom fungi

Question 33

fungi is composed of long thread-like constructionscalled

Answer 33

hyphae

Question 34

web of hyphae

Answer 34

mycelium

Question 35

• unbroken tubes
  which jam-packed with
  multinucleated cytoplasm

Answer 35

COENOCYTIC HYPHAE -

Question 36

KINGDOM MONERA
GROUPS

Answer 36

1. ARCHAEBACTERIA
2. EUBACTERIA

Question 37

BACTERIA - parasitic or
saprophytic

Answer 37

heterotrophic

Question 38

BACTERIA - chemosynthetic
or photosynthetic

Answer 38

autotrophic