MCQOPTIONS
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MCQOPTIONS
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 | |