Fungi

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Questions and Answers

Fungi are..

Multicellular
Single cellular and multicellular (correct)
Single cellular

Fungi can reproduce both sexually and asexually

True (A)

Example of a harmful fungus

Plant mosaic
Asthma
Aids
Potato blight (correct)

Fungi contains chlorophyll

False (B) Signup and view all the answers

Gametangia are held in place by ______

suspensors Signup and view all the answers

Yeast is a multicellular fungus

False (B) Signup and view all the answers

What does yeast convert carbohydrates into?

Carbon dioxide & ethanol Signup and view all the answers

What is the study of fungi called?

Mycology Signup and view all the answers

Mushrooms are a parasitic fungus

False (B) Signup and view all the answers

Example of a parasitic fungus

Athlete's foot Signup and view all the answers

The asexual reproduction of unicellular fungi

budding Signup and view all the answers

Another term for the common bread mould

Rhizopus Signup and view all the answers

Microscopic, thread-like structures found in rhizopus

hyphae Signup and view all the answers

Hyphae that grow upwards

Sprangiophores Signup and view all the answers

Hyphae that grow upward

Sporangiophores (C) Signup and view all the answers

Found at the end of each sporangiophore

Sporangium Signup and view all the answers

Sporangium hold spores for sexual reproduction

False (B) Signup and view all the answers

Stolons grow..

Horizontally (C) Signup and view all the answers

Rhizopus are saprophytic

True (A) Signup and view all the answers

Many hyphae together form..

Mycelium Signup and view all the answers

Fungi that live on live hosts but do not usually kill them

Obligate Parasites Signup and view all the answers

Fungi that kill the host and feed on the remains

Facultative parasites Signup and view all the answers

Symbiosis = When 2 organisms live _ and at least 1

in close association & benefits Signup and view all the answers

Helps to support the sporangium & provides food for nutrition

Columella Signup and view all the answers

Supports the sporangium

Apophysis Signup and view all the answers

What is the cell wall of fungi made up from?

Chitin Signup and view all the answers

Most fungi have haploid nuclei for the main part of their cell cycle

True (A) Signup and view all the answers

What do sporangium hold?

Spores Signup and view all the answers

What supports the sporangium?

Columella (B), Apophysis (A) Signup and view all the answers

What provides food for spore nutrition?

Columella Signup and view all the answers

Spores carry out sexual reproduction

False (B) Signup and view all the answers

What is the function of the stolon?

growth & reproduction Signup and view all the answers

Hyphae that grow down into their substrate

Rhizoids Signup and view all the answers

What part of the Rhizopus anchors the fungus to their substrate & releases digestive enzymes into the substrate?

Rhizoids Signup and view all the answers

Unsuitable conditions: Incorrect _ Lack of Incorrect

Temperature, nutrition & PH Signup and view all the answers

How does yeast reproduce?

budding Signup and view all the answers

Two economic benefits of fungi:

Used to make __ & _

Used to produce some _______

beer, bread & antibodies Signup and view all the answers

Two economic disadvantages of fungi:

Can cause ____ on humans, for example _

Can affect ______

Parasites, athletes foot & crops Signup and view all the answers

A unicellular fungus

Yeast Signup and view all the answers

One environment that may stimulate sexual reproduction

Lack of nutrients Signup and view all the answers

A new yeast cell is different to that of its parent cell

False (B) Signup and view all the answers

Role of gametangia

sexual reproduction Signup and view all the answers

Edible mushroom

field mushroom Signup and view all the answers

Poisonous mushroom

Death cap Signup and view all the answers

Nuclei move into each swelling to form...

Progametangia Signup and view all the answers

A tough wall that forms around nuclei

zygospore Signup and view all the answers

Name an organism that reproduces by budding

Yeast Signup and view all the answers

Advantage and disadvantage of asexual reproduction

No variation Signup and view all the answers

The process of making spores

Sporulation Signup and view all the answers

Sporangium produces spores by ______

Mitosis Signup and view all the answers

When gametes move into both swellings they become ______

Progametangia Signup and view all the answers

Flashcards

Sterile

All microorganisms have been destroyed and nothing living remains

Chitin

A structural polysaccharide (carbohydrate) found in cell walls of fungi