A lichen is a mutualistic association of a fungus with which organisms?
Correct answer B. Green algae and cyanobacterium
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Biology MCQs
Page 45 of Biology multiple-choice questions with answers. Tap an option to check yourself.
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The oyster mushroom is a predatory fungus that attacks which animals?
Correct answer D. Round worms
What is the mode of nutrition of Penicillium?
Correct answer A. Saprotrophic
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What are fungi that can grow only on a living host and not on a defined culture medium, such as mildews and most rusts, called?
Correct answer C. Obligate parasitic fungi
How does Penicillium reproduce asexually?
Correct answer C. Conidia
What are the root-like structures of saprotrophic fungi called?
Correct answer A. Rhizoids
About how many species of mushroom are edible?
Correct answer A. 200
What are fungi that obtain their food directly from dead organic matter called?
Correct answer C. Decomposers
Which of the following differs from the rest in the number of cells in its body?
Correct answer D. Yeasts
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Death cap or death angel (Amanita) and the Jack O’Lantern mushroom are examples of what?
Correct answer A. Poisonous mushrooms
Which group represents pathogenic fungi?
Correct answer B. Rusts, smuts and moulds
Roughly how many species of fungi have been described so far?
Correct answer D. 100,000
In a cockroach, where is partly digested food stored?
Correct answer A. Crop
What type of contractions are hunger contractions?
Correct answer A. Peristalsis
What is the short, narrow tube forming the midgut of a cockroach called?
Correct answer A. Stomach
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In Planaria, what are the many small, blind-ending branches of the gut called?
Correct answer B. Intestinal caeca
What is the painful burning sensation in the chest, usually caused by acidic chyme flowing back into the oesophagus, called?
Correct answer C. Pyrosis
What is a parasite that can sometimes live independently of its host called?
Correct answer B. Facultative
Which hormone, produced by the intestinal mucosa, also stimulates liver and pancreatic secretions?
Correct answer C. Secretin
Hydra is an example of which type of feeder?
Correct answer B. Macrophagous