ESM236




Category: ESM236

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ESM236

1 / 121

1.

Which of the following
bacteria is not an
anaerobe?

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2.

The process by which the
cell protoplasm is covered
by a thin membrane which
is is pushed out of a cell to
form a bus is called __

3 / 121

3.

Prosthesa is an adaptation
for a bacterium found in
lakes

4 / 121

4.

Which of these processes
is not involved in the
nitrogen cycle?

5 / 121

5.

The yeast cell reproduces
by ___ division

6 / 121

6.

The environment,
organisms, biotic and
abiotic factors are
components of the

7 / 121

7.

Lipase is produced by
which of the following
fungi?

8 / 121

8.

In cell culture, some tissues
deteriorate as they multiply;
this is called

9 / 121

9.

Wines are produced from
grapes or other fruits with

10 / 121

10.

The movement of chemical
elements through the
biological and geographical
components of the
biosphere is known as ___

11 / 121

11.

The
sulphur bacteria uses
carbon dioxide to reduce
hydrogen sulphide to
sulphur in order to obtain
carbohydrate.

12 / 121

12.

The environment,
organisms, biotic and
abiotic factors are
components of the

13 / 121

13.

A typical sporangium is
found in the family of ___

14 / 121

14.

Sulphur is an essential
component of living cells
found in amino acids such
as ___

15 / 121

15.

A
is obtained when
microorganisms are grown
in the laboratory medium

16 / 121

16.

Energy transfer to the
consumers in the
ecosystem is done through
the ___.

17 / 121

17.

The enzyme------is
produced by Mucor
species

18 / 121

18.

Ammonia is converted to
nitrites during the process
of

19 / 121

19.

Prosthesa is an adaptation
for ___ bacterium

20 / 121

20.

When a virus lacks a
demonstrable latent period
in the vector, it is said to be

21 / 121

21.

Sulphur is an essential
component of living cells
found in the amino acid

22 / 121

22.

The body of a fungus is
called ___.

23 / 121

23.

is a limiting factor for
growth of many organisms

24 / 121

24.

The yeast cell reproduces
by
division

25 / 121

25.

Temporary inhabitants of an
environment are known as

26 / 121

26.

Sulphur occurs in
different and common
oxidation states

27 / 121

27.

All these are
chemolitotrophic bacteria
except

28 / 121

28.

Saccharomyces cerevisiae
produces the enzyme __

29 / 121

29.

Lakes that receive small
amount of nutrients are
termed ___

30 / 121

30.

The
sulphur bacteria oxidizes
hydrogen sulphide to
sulphur which is stored in
bacterial cells as granules

31 / 121

31.

Which of the following
organisms is used in the
production of wine from
grapes?

32 / 121

32.

Saccharomyces cerevisiae
produces the enzyme

33 / 121

33.

Atromentin is the pigment
produced by the fungus

34 / 121

34.

The physical location of an
organism is known as ___.

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35.

Homogenization of
microorganisms involves
of the extract

36 / 121

36.

Lakes that receive small
amount of nutrients are
termed

37 / 121

37.

The physical location of an
organism is known as

38 / 121

38.

Algae are found as plants in
freshwater or ___ in marine
water

39 / 121

39.

Energy from the sun is
captured by the

40 / 121

40.

Sexual reproduction in the
zygomycetes occurs by

41 / 121

41.

The make-up of a
microbiological medium
exists in all of these except

42 / 121

42.

The enzyme
is produced by Mucor
species

43 / 121

43.

Rhizobium radiciola and
Bacillus radiciola live
in the root nodules of
leguminous plants

44 / 121

44.

Which of the following is is
a limiting factor for growth
of many organisms?

45 / 121

45.

Clostridium tetani is a
pathogen which causes
in man

46 / 121

46.

The hyphae of fungi is
bounded by a cell wall
made up of chitin and ___

47 / 121

47.

Which microorganism is
used for the production of
cheese

48 / 121

48.

The
pigment is obtained from
the fungus Blakeslea
trispora

49 / 121

49.

The organism
partakes in the production
of citric acid

50 / 121

50.

The fungal kingdom is
divided into ___.

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51.

Food leftover in the kitchen
for 3 days in the presence
of air and water will reveal
spores of

52 / 121

52.

Microorganisms may be
___

53 / 121

53.

A large portion if the
sulphurin the biosphere is
found in

54 / 121

54.

Atromentin is the pigment
produced by the fungus
___.

55 / 121

55.

The movement of chemical
elements through the
biological and geographical
components of the
biosphere is known as
cycle

56 / 121

56.

The body of a fungus is
called

57 / 121

57.

Citric acid is produces by
___.

58 / 121

58.

Autotrophs are able to
manufacture their food
through

59 / 121

59.

Energy from the sun is
captured by the

60 / 121

60.

A species of yeast used in
preparing bread is ___

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61.

The
pigment is present in plants
for the manufacture of food

62 / 121

62.

Homogenization of
microorganisms involves
___ of the extract.

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63.

The mean daily
precipitation overland is
about

64 / 121

64.

Which of the following is not
a process by which carbon
is restored back to the
atmosphere?

65 / 121

65.

The penicillin antibiotic was
discovered by

66 / 121

66.

All these are fungi that
occur in freshwater except

67 / 121

67.

Clostridium spp is mainly
found in the

68 / 121

68.

The most common
organisms found in air are

69 / 121

69.

In cell culture, some tissues
deteriorate as they multiply;
this is called
effect

70 / 121

70.

Microorganisms may grow
in all these areas except
___.

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71.

A continous flow of nitrogen
in the ecosystem is
maintained through

72 / 121

72.

The mean daily
precipitation overland is
about

73 / 121

73.

The type and population of
microbes in waterbodies is
determined by the

74 / 121

74.

In anaerobic conditions,
ntrates are reduced to
nitrous oxide through a
process of

75 / 121

75.

The true fungi is classified
into subdivisions based on
their

76 / 121

76.

Temporary inhabitants of an
environment are known as
___.

77 / 121

77.

Clostridium spp is mainly
found in ___.

78 / 121

78.

Which of the following is not
a sewage bacteria?

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79.

The most common
organisms found in air are
___.

80 / 121

80.

When a virus lacks a
demonstrable latent period
in the vector, it is said to be
___

81 / 121

81.

In anaerobic conditions,
ntrates are reduced to
nitrous oxide through a
process of ___.

82 / 121

82.

Citric acid is produces by
___.

83 / 121

83.

The
mycelium usually develops
from the germination of
basidiospores

84 / 121

84.

The oxidation states of
sulphur does not include

85 / 121

85.

Lipase is produced by the
fungus

86 / 121

86.

Ammonia is converted to
nitrites during the process
of ___

87 / 121

87. Living organisms inhabit the

88 / 121

88.

The deep water in a lake
beyond the depth of
effective light penetration is
present in the

89 / 121

89.

The hyphae of fungi is
bounded by a cell wall
made up of chitin and

90 / 121

90.

The process by which the
cell protoplasm is covered
by a thin membrane which
is is pushed out of a cell to
form a bus is called

91 / 121

91.

is the process by which the
cell protoplasm is covered
by a thin membrane which
is is pushed out of a cell to
form a bus

92 / 121

92.

Autotrophs are able to
manufacture their food
through ___

93 / 121

93.

Energy transfer to the
consumers in the
ecosystem is done through
the

94 / 121

94.

A limiting factor for growth
of many organisms is

95 / 121

95.

The physical features in an
environment are called the
factors

96 / 121

96.

Food leftover in the kitchen
for 3 days in the presence
of air and water will reveal
spores of ___

97 / 121

97.

The advantage of agar
medium over gelatin as a
solidifying agent is that

98 / 121

98.

Which of these is not a
freshwater habitat?

99 / 121

99.

A type of yeast used in
preparing bread is

100 / 121

100.

The organisms within an
ecosystem live in

101 / 121

101.

Rhizobium radiciola and
Bacillus radiciola live ___ in
the root nodules of
leguminous plants.

102 / 121

102.

Which of these bacterial
population is not found in
salt water?

103 / 121

103.

The deep water in a lake
beyond the depth of
effective light penetration is
present in the

104 / 121

104.

A large portion of the
sulphur in the biosphere is
found in

105 / 121

105.

Clostridium tetani is a
pathogen which causes -----
---in man.

106 / 121

106.

The study of the
relationship among
organisms and their
environment is known as

107 / 121

107.

What is the ultimate energy
source in an ecosystem?

108 / 121

108.

is used for growing colonies
of bacteria

109 / 121

109.

The true fungi are classified
into subdivisions based on
their

110 / 121

110.

Which of the organisms is
used in the production of
cheese?

111 / 121

111.

A typical sporangium is
found in the family

112 / 121

112.

One of the following options
is not a long-term method
of storing virus tissues.

113 / 121

113.

The lithosphere consists of
the following except ___.

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114.

The earth's water supply is
also known as

115 / 121

115.

Microorganisms in the air
can be determined by the
following methods except

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116.

The fungus Rhodotrula
gracilis produces the
vitamin

117 / 121

117.

Biogeochemical cycles
have the following features
except

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118.

Microorganisms are useful
in all but one of the
following

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119.

The ultimate energy source
in an ecosystem is the

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120.

forms the backbone of
organic compounds in living
tissues

121 / 121

121.

__ determines the type
and population of microbes
in waterbodies.

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