Ch 29: Fungi

What type of digestion do all fungi use?

• Extracellular digestion

• Intracellular digestion

• Mechanical digestion

• Photosynthetic digestion

What are these two molecules?

• Lignin and cellulose

• Starch and glycogen

• Chitin and keratin

• Collagen and elastin

Some fungi absorb nutrients from host organisms. What type of symbiosis is this?

• Parasitism

• Mutualism

• Commensalism

• Saprophytism

A lot of fungi interact with other organisms, especially plants, in a way that benefits both. What type of symbiosis is this?

• Mutualism

• Parasitism

• Commensalism

• Predation

Mycology is the study of what?

• Fungi

• Insects

• Birds

• Reptiles

Which of the following is NOT a human parasite caused by fungi?

• athlete’s foot

• vaginitis

• malaria

• ringworm

Fungi are the source of many antibiotics.

• True

• False

Name two destructive impacts of fungi on food supply.

• Grain crops (rusts, smuts, etc.) and fruit and vegetable spoilage

• Increased vitamin content in grains and fruits

• Improved shelf life of vegetables and fruits

• Enhanced flavor and aroma in all food products

Which of the following foods is only edible after being fermented by fungi?

• bread

• chocolate

• cheese

• mushrooms

What is the role of saprophytic fungi in the carbon cycle on land?

• They digest dead vegetation, accelerating the carbon cycle.

• They fix atmospheric nitrogen into the soil.

• They produce oxygen through photosynthesis.

• They prevent the decomposition of organic matter.