topic 11- fungi

Question 1

name 2 challenges and solutions to fungi

Answer 1

• no organs for digestion (no gut cavity). food muss pass through cell wall. Solution: extracellular digestion
• no ability to move (terrestrial forms)- how do they find new food? solution: grow into new areas

Question 2

Fungi are ____trophs and secrete powerful ___outside their body for ___ digestion

Answer 2

chemoheterotrophs

enzymes , external

Question 3

Kingdom Fungi falls under

Answer 3

unikonta

Question 4

cell walls of fungi are made of ___

-bodies of most fungi are made of ___ which increase ___

Answer 4

• chitin

- hyphae, absorbtion

Question 5

define hyphae and explain the 2 types

Answer 5

delicate tubes surrounding the cytoplasm (they increase absorption!)

1. septate: have cross-walls (septa) to divide cells into separate chambers
2. Coenocytic: lack cross walls (aseptate). continuous/ flowing cytoplasm

Question 6

fungi produce _n spores (asexually and/or sexually) and spores produce ___

Answer 6

1n

hyphae

Question 7

in fungi, fertilization= ___+___

Answer 7

plasmogamy + karyogamy (fusion of nuclei)

Question 8

____ are unicellular fungi that inhabit moist/ liquid habitats

Answer 8

yeasts

Question 9

lichen=

Answer 9

symbiotic mixture of fungal hyphae and a photosynthetic partner

Question 10

____ represent mutualistic symbioses of plant roots and fungi

Answer 10

mycorrhizae