LECTURE EXAM 3 (BIO 1407, BLINN) QUESTIONS AND ANSWERS

LECTURE EXAM 3 (BIO 1407, BLINN)
QUESTIONS AND ANSWERS

Fungi are what type of Heterotrophs? - Correct Answers -absorbing

What is the main ecological role of Fungi? - Correct Answers -Decomposer

What defines a Yeast? - Correct Answers -single celled

What is a Hyphae? - Correct Answers -microscopic filaments that grow and interweave
into a mat

What is a Mycelium? - Correct Answers -An interwoven mat of Hyphae

What is the Function of Mycelium? - Correct Answers -to absorb nutrients

Haustoria - Correct Answers -specialized Hyphae that extended into plant's cell and
extract/share nutrients with the plant cell

Ectomycorrhizal Fungi - Correct Answers -Form sheaths of hyphae over surface of a
root, grow into root cortex

Arbuscular Mycorrhizae fungi - Correct Answers -extend branching hyphae through cell
wall but not plasma membrane

Chitin - Correct Answers -the strong but flexible material that the cell wall is made of

Hyphae: Septate - Correct Answers -Hyphae that have cross walled (septa) that section
off portions of hyphae (almost like cell walls)

Hyphae: Coenocytic - Correct Answers -Does not have Septa

Predatory Fungi - Correct Answers -Have special adaptations that allow them to trap
and kill prey

Mycorrhizae - Correct Answers -many fungi have entered into symbiotic relationships
with plants to exchange nutrients

Plasmogamy - Correct Answers -A process where haploid hyphae fuse. end up with two
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