From Bacteria to Plants, Book B

Chapter 1: Bacteria

Bacteria

1
Some archaebacteria thrive in __________ environments.
A)sandy
B)salty
C)dry
D)basic
2
Which of these is a chemical to limit the growth of bacteria?
A)cocci
B)nitrogen
C)flagella
D)antibiotics
3
Which of these is a shape of a bacteria?
A)cone
B)prism
C)hexagonal
D)spiral
4
Which of these gases is produced as a waste by certain bacteria?
A)methane
B)argon
C)hydrogen
D)helium
5
Helpful bacteria are used in the production of which food?
A)meat
B)yogurt
C)milk
D)fruit
6
Rod-shaped bacteria are called __________.
A)bacilli
B)cocci
C)colonies
D)spirilla
7
What structure allows bacteria to stick to surfaces?
A)pseudopods and cilia
B)flagella and cytoplasm
C)capsules and hair-like projections
D)cilia and pseudopods
8
Which is true of bacteria?
A)All bacteria are producers.
B)A few types of bacteria are filter feeders.
C)Most bacteria are consumers.
D)Bacteria are not parasites.
9
An organism that uses dead material as a source of food is called a(n) __________.
A)protozoan
B)omnivore
C)saprophyte
D)archaebacteria
10
What pigment do cyanobacteria need to make food?
A)ribosomes
B)aerobes
C)lysosomes
D)chlorophyll
11
__________ bacteria convert nitrogen into a form used by plants.
A)Potassium-dissolving
B)Oxygen-depriving
C)Nitrogen-fixing
D)Calcium-supplementing
12
Some bacteria can live without oxygen. They are called __________.
A)omnivores
B)hermaphrodites
C)anaerobes
D)homonids
13
What do bacterial cells contain?
A)four chromosomes
B)a nucleus
C)mitochondria
D)DNA
14
Which process do some bacteria use to reproduce?
A)regeneration
B)cloning
C)fission
D)budding
15
Which of these kingdoms are bacteria found in?
A)plants
B)animals
C)protists
D)archaebacteria
16
Which of these is a group of producer eubacteria?
A)archaebacteria
B)cyanobacteria
C)saphrophytes
D)endospores
17
__________ is made from damaged particles taken from bacterial walls.
A)A vaccine
B)Pasteurization
C)A saprophyte
D)Plasmids
18
What is an organism that causes disease?
A)a protozoan
B)a mushroom
C)a saprophyte
D)a pathogen
19
In which human organ can large numbers of bacteria be found?
A)the large intestine
B)the brain
C)the thyroid
D)the Vena Cava
20
Which organisms are usually grouped according to the extreme environment in which they live?
A)protists
B)fungi
C)plants
D)archaebacteria
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