Final exam questions

Question 1

Which of the following is the mode of asexual reproduction in fungi?

1. Production of haploid spores in sporangia
2. Production of haploid spores at tips of hyphae
3. Binary fission
4. Breakage of mycelium

Answer 1

All of the above

Question 2

When did chitin evolve?

Answer 2

At the very base of fungi

Question 3

What is plasmogamy?

1. Production of gametes after fusion of hyphae from different individuals.
2. Exchange of nutrients between symbiotic fungi and hosts.
3. Fertilization: the fusion of cytoplasm and nuclei from different individuals
4. Fusion of cytoplasm from different individuals, without nuclear fusion

Answer 3

4.

Question 4

Which other group (apart from animals) have heterotrophic members?
A. Prokaryotes
B. Protists
C. Fungi
D. Plants
E. B & C are correct 
F. A, B, C are correct
G. All of the above

Answer 4

All of the above!

Question 5

Cnidarians & Platyhelminthes

…..blastic & symmetry?

Answer 5

Cnidarians: diploblastic, radial symmetry
Platyhelminthes: triploblastic, bilateral symmetry

Question 6

What advantages are conferred to an organism that has a coelom?

Answer 6

• Isolate gut from body movement
• Provides hydrostatic skeleton to assit in support and movement
• Acts as storage reservoir for gametes, wastes, etc.
• Provides space for organ development