Microbio Lecture Unit 11

Front 1

Match the following to their reproduction type.
A. Asexual
B. Sexual
C. Both Sexual and Asexual

Macrocystis porifera
Penicillium
Laminaria japonica
Conidia
Mushrooms

Back 1

C
A
C
A
C

Front 2

All infectious disease is communicable.
A) true
B) false

Back 2

B) false

Front 3

Which of the following statements about normal microbiota is NOT true?
A) The normal microbiota can prevent pathogens from causing an infection.
B) Normal microbiota have a commensalistic or mutualistic relationship with the human cells that support their growth.
C) Transient microbiota are microbes that are present for various periods and then disappear.
D) Normal microbiota may become opprotunistic pathogens under special conditions.
E) Disease is a normal relationship between normal microbiota and human host cells.

Back 3

E) Disease is a normal relationship between normal microbiota and human host cells.

Front 4

Which of the following statements is not true?
A) A lichen doesn't exist if the fungal and algal partners are separated.
B) Lichens are parasites.
C) In a lichen, the alga produces carbohydrates.
D) In a lichen, the fungus provides the holdfast.
E) Lichens are important soil producers.

Back 4

B) Lichens are parasites.

Front 5

Which of the following pairs is not correctly matched?
A) Plasmogamy - union of two haploid cells.
B) Karyogamy - fusion of nuclei.
C) Meiosis - cell division resulting in haploid cells.
D) Anamorph - produces asexual spores.
E) None of the above

Back 5

E) None of the above

Front 6

Which of the following pairs is mismatched?
A) Thallus - hyphae
B) Aerial mycelium - vegetative mycelium
C) Coenocytic - lacking cross-walls
D) Septate - with cross-walls
E)

Back 6

B) Aerial mycelium - vegetative mycelium

Front 7

Which of the following statements is false?
A) Fungi produce sexual spores.
B) Fungi produce asexual spores.
C) Fungal spores are used in identification of fungi.
D) Fungal spores are resting spores to protect the fungus from adverse environmental conditions.
E) Fungal spores are for reproduction.

Back 7

D) Fungal spores are resting spores to protect the fungus from adverse environmental conditions.

Front 8

Which of the following pairs is mismatched?
A) Dinoflagellates - paralytic shellfish poisoning
B) Brown algae - algin
C) Red algae - agar
D) Diatoms - petroleum
E) Green algae - prokaryotic

Back 8

E) Green algae - prokaryotic

Front 9

All of the following statements about algae are true except
A) They use light as their energy source.
B) They use CO2 as their carbon source.
C) They produce oxygen from hydrolysis of water.
D) All are unicellular.
E) Some are capable of sexual reproduction.

Back 9

D) All are unicellular.

Front 10

All of the following groups of algae produce compounds that are toxic to humans except
A) Diatoms.
B) Dinoflagellates.
C) Green algae.
D) Red algae.
E) All of the above produce toxic compounds

Back 10

C) Green algae.

Front 11

Transient microbiota differ from normal microbiota because transient microbiota
A) Cause diseases.
B) Are found in a certain location on the host.
C) Are acquired by direct contact.
D) Are present for a relatively short time.
E) None of the above.

Back 11

D) Are present for a relatively short time.