Explore topic-wise MCQs in Dairy Engineering.

This section includes 84 Mcqs, each offering curated multiple-choice questions to sharpen your Dairy Engineering knowledge and support exam preparation. Choose a topic below to get started.

1.

“Perfect stage” of a fungus means __________

A. When the fungus is perfectly healthy
B. When it reproduces asexually
C. When it forms perfect sexual spores
D. When form no spores
Answer» D. When form no spores
2.

Yeast is unlike bacteria in being __________

A. Unicellular
B. Multicellular
C. Prokaryotic
D. Eukaryotic
Answer» E.
3.

One of the common fungal diseases of man is __________

A. Cholera
B. Plague
C. Ringworm
D. Typhoid
Answer» D. Typhoid
4.

The fruiting body of Aspergillus is called _______

A. Apothecium
B. Perithecium
C. Cleistothecium
D. Hypanthodium
Answer» D. Hypanthodium
5.

Fungi which grow on dung are termed as __________

A. Coprophilous
B. Terricolous
C. Sacxicolous
D. Saxiphilous
Answer» B. Terricolous
6.

In certain parasitic fungi a hook like structure is formed at the point of contact with the host known as __________

A. Haustoria
B. Appresorium
C. Hold fast
D. Hook
Answer» C. Hold fast
7.

Penicillium camemberti is used for ripening of __________

A. roqueforti cheese
B. camembert cheese
C. all cheese
D. fruits
Answer» C. all cheese
8.

Roquefort cheese is ripened by __________

A. Penicillium roqueforti
B. Penicillium camemberti
C. Penicillium sp
D. Penicillium rhizogenes
Answer» B. Penicillium camemberti
9.

Yeast cells are good source of __________

A. Vitamin A and B
B. Vitamin A and D
C. Vitamin B and D
D. Vitamin K
Answer» D. Vitamin K
10.

Which one of the following is called the ‘brewer’s yeast’?

A. Saccharomyces ludwigi
B. Saccharomyces cerevisiae
C. Saccharomyces boulardii
D. Saccharomyces pastorianus
Answer» C. Saccharomyces boulardii
11.

Fungi can be divided as __________

A. Yeast
B. Mold
C. Yeast and mold
D. Bacteria
Answer» D. Bacteria
12.

Each hypha is divided into

A. many cells
B. few cells
C. no cell
D. a tissue
Answer» D. a tissue
13.

When the growth of fungal cells slows down in culture medium

A. carbon dioxide is given off
B. carbon monoxide is given off
C. fungal cells excrete penicillin
D. the process is stopped
Answer» D. the process is stopped
14.

Ustilago species of Fungi are most common example of

A. smut fungi
B. penicellium
C. hyphal fungi
D. bacterium
Answer» B. penicellium
15.

Scientist who study fungi are called

A. hyphae specialist
B. fungicists
C. mycologists
D. virologist
Answer» D. virologist
16.

Ecological importance in terms of bioindicators of pollution is attribute of

A. lichens
B. green algae
C. fungi
D. nematodes
Answer» B. green algae
17.

A very dormant and thick walled structure which is produced by direct fusion of hyphae are called

A. basidiospore
B. zygospore
C. spores
D. ascospore
Answer» C. spores
18.

Which one is a true about parasitic fungi

A. act as the decomposer
B. actively forms spores
C. lives in the living tissues of plants and animals
D. secretes hormones like maltase
Answer» D. secretes hormones like maltase
19.

An average of 15-50% of world's food is destroyed each year due to attack of

A. algae
B. hydra
C. parasites
D. fungi
Answer» E.
20.

Upon suitable conditions, the fungal support germinate to form

A. hypha
B. mycelia
C. flagella
D. binary fission
Answer» C. flagella
21.

Fungal diseases in man commonly appear as

A. hookworms
B. white spores
C. tapeworms
D. ringworms
Answer» E.
22.

In microorganisms, Fungi have

A. an efficient digestive system
B. extracellular digestion
C. vasoconstriction
D. ventral root
Answer» C. vasoconstriction
23.

In fungi, the starch (C₆H₁₀O₅)n is converted to maltose (C₁₂H₂₂O₁₁) through

A. protease
B. deamination process
C. maltase
D. amylase
Answer» D. amylase
24.

Glucose (C₆H₁₂O₆) and amino acids are diffused in the hypha through

A. osmosis
B. diffusion
C. concentration gradient
D. selective reabsorption
Answer» C. concentration gradient
25.

Rhizopus is a form of

A. unicellular fungi
B. multicellular fungi
C. bicellular fungi
D. tricellular fungi
Answer» C. bicellular fungi
26.

Enzymes found in fungi are

A. protease
B. amylase
C. maltase
D. all of above
Answer» E.
27.

Fusion of nuclei in fungi is

A. karyogamy
B. progamy
C. microgamy
D. pregamy
Answer» B. progamy
28.

Transient diploid zygote is formed as a result of a reproduction called

A. sexual
B. asexual
C. conjugation
D. semisexual
Answer» B. asexual
29.

Shelf fungus paracitize trees, are important decomposers of

A. wood
B. leaves
C. bark
D. roots
Answer» B. leaves
30.

If a tiny outgrown bud detach and grow individually on its own by asymmetric division, this is called

A. binary fission
B. grafting
C. budding
D. multiple fission
Answer» D. multiple fission
31.

Nervous spasm, convulsion and psychotic delusion is result of swallowing ergot-contaminated flour, this disease is known as

A. histoplasmosis
B. ergotism
C. monogolism
D. plasmolysis
Answer» C. monogolism
32.

Species of fungi that are used to give flavor, aroma and colour to cheese are

A. penicillium
B. smut
C. rust
D. green
Answer» B. smut
33.

There are numerous thread like filaments which are long, branched and tubular called as

A. hyphae
B. myceluium
C. tubes
D. branches
Answer» B. myceluium
34.

Powdery mildews, potato wilt, apple scab are all diseases caused by

A. jelly fish
B. algae
C. fungi
D. hydra
Answer» D. hydra
35.

Inhaling spores of a fungus which is contaminated in soil can lead to a serious infection of lungs called

A. histoplasmosis
B. hyesteria
C. epilepsy
D. asthma
Answer» B. hyesteria
36.

Modified hyphae which helps to anchor saprobic fungi are known as

A. rhizoids
B. haustoria
C. hyphae
D. mycelium
Answer» B. haustoria
37.

All are wrong about hypha, but it has

A. no nucleus
B. one nucleus
C. no true nucleus
D. many nucleoli
Answer» E.
38.

Athletes foot is caused due to

A. fungi
B. bacteria
C. virus
D. excess of adrenaline
Answer» B. bacteria
39.

Saccharomyces cervisiae is most common exploited

A. yeast
B. fungus
C. algae
D. moses
Answer» B. fungus
40.

Mycelia is formed through thread like structures called as

A. cilia
B. hypha
C. hydra
D. flagella
Answer» C. hydra
41.

Fungi cell structure contains

A. large central vacuole
B. many small vacuoles
C. no active vacuole
D. contractile vacuoles
Answer» B. many small vacuoles
42.

Fungi can tolerate a range of PH from 2 -

A. 9
B. 8
C. 6
D. 7
Answer» B. 8
43.

Storage of food as lipids orglycogen in fungi is done by mycelium

A. mycelium
B. hyphae
C. rhizoids
D. mucor
Answer» B. hyphae
44.

Rhizopus black bread mold under goes sexual reproduction and produce

A. ascospores
B. spores
C. zygospores
D. basidiospores
Answer» D. basidiospores
45.

Special hyphal tips which absorbs nutrients from host in parasitic fungi are called

A. rhizoids
B. haustoria
C. mycelium
D. typhal
Answer» C. mycelium
46.

A single mycelium is capable of producing a new hyphae in only one day which is up to a

A. kilometer
B. meter
C. micrometer
D. decimeter
Answer» B. meter
47.

Parasitic fungi which can only grow on their living host are called

A. obligate
B. autotrophic
C. heterotrophic
D. hypotrophic
Answer» B. autotrophic
48.

Fusion of cytoplasm is

A. plasmogamy
B. karyogamy
C. progamy
D. microgamy
Answer» B. karyogamy
49.

Process of breakdown of mycelium, in which each broken fragment give rise to a new mycelium is

A. fragmentation
B. budding
C. conjugation
D. binary fission
Answer» B. budding
50.

Naked spores which helps penicillum in asexual reproduction are called

A. conidia
B. cones
C. spores
D. mycelium
Answer» B. cones