Biology PAK 10 Self-Check Quiz 2 -- Fungi

1. Fungi are important to an ecosystem as

Producers

Regulators

Controllers

Decomposers

A decomposer breaks down material.

Explanation

A decomposer breaks down material.

2. Fungi ...

Do not contain chlorophyll.

Do not produce their own food.

Have cell walls that contain chitin.

All of the above

The correct answer is "All of the above". Fungi do not contain chlorophyll, which means they cannot carry out photosynthesis and produce their own food. Instead, they obtain nutrients by absorbing organic matter from their surroundings. Fungi also have cell walls that contain chitin, a tough and flexible polysaccharide that provides structural support. Therefore, all three statements are true and the correct answer is "All of the above".

Explanation

The correct answer is "All of the above". Fungi do not contain chlorophyll, which means they cannot carry out photosynthesis and produce their own food. Instead, they obtain nutrients by absorbing organic matter from their surroundings. Fungi also have cell walls that contain chitin, a tough and flexible polysaccharide that provides structural support. Therefore, all three statements are true and the correct answer is "All of the above".

3. The individual filaments that make up the body of a fungus are called

Stem cells

Rhizoids

Vascular tissue

Hyphae

review the parts of the fungus body

Explanation

review the parts of the fungus body

4. An economically important use of fungi is

Bread-making

The production of antibiotics

The manufacture of alcoholic beverages.

All of the above

review the economic benefits of fungi

Explanation

review the economic benefits of fungi

5. In a symbiotic association, such as a lichen, a fungus provides mineral nutrients to a(n)

Animal

Photosynthetic partner

Heterotrophic bacterium

None of the above

lichen = fungus + alga

Explanation

lichen = fungus + alga

6. Fungi obtain food by...

Photosynthesis

The nitrogen fixation process in their hyphae

Digesting food externally before absorbing it

Trapping small insects

Remember that fungi are heterotrophs.

Explanation

Remember that fungi are heterotrophs.

Biology Pak 10 Self-check Quiz 2 -- Fungi