Life Science: 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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