6-3 KINGDOM 2 PROTISTS/6-4 KINGDOM 3- FUNGUS Flashcards

1
Q

What distinguishes protists as the first eukaryotes?

A

Protists were the first eukaryotes, meaning they were the first organisms to have a nucleus.

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2
Q

What are the significant structural features of protists?

A

Protists were the first organisms to have organelles.

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3
Q

Describe the cellular nature of protists.

A

Protists can be unicellular and were also the first multicellular organisms.

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4
Q

What are the three primary methods of movement in protists?

A

FLAGELLA CILIA PSEUDOPOD

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5
Q

a) Flagella: What is its function?

A

Flagella are whip-like structures used for movement.

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6
Q

b) Cilia: What is its function?

A

Cilia are small hair-like structures that aid in movement and feeding.

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7
Q

Pseudopod: What is it and its function?

A

A pseudopod is an extension of the cell membrane used for movement and engulfing food.

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8
Q

What is binary fission in protists?

A

Binary fission is an asexual reproduction method where a protist divides into two identical cells.

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9
Q

How do protists reproduce sexually?

A

Protists reproduce sexually through conjugation, where two cells exchange genetic material.

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10
Q

What is a fruiting body in slime molds?

A

A fruiting body is a structure in slime molds that releases haploid spores for sexual reproduction.

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11
Q

How do autotrophic protists obtain energy?

A

Autotrophic protists obtain energy through photosynthesis.

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12
Q

How do heterotrophic protists obtain energy?

A

Heterotrophic protists obtain energy through cellular respiration

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13
Q

Describe the unique characteristics of Euglena.

A

Euglena is a protist that exhibits both algae (plant-like) and protozoan (animal-like) characteristics.

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14
Q

What is the Endosymbiosis Theory in the context of protists?

A

The Endosymbiosis Theory suggests that early protists formed mutualistic relationships where one cell lived inside another, leading to the evolution of mitochondria and chloroplasts

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15
Q

What evidence supports the Endosymbiosis Theory?

A

Mitochondria and chloroplasts Reproduction method of mitochondria and chloroplasts Examples of modern endosymbiosis

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16
Q

Mitochondria and chloroplasts: What unique feature do they share?

A

Both have their own DNA and ribosomes.

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17
Q

Both have their own DNA and ribosomes.

A

They reproduce similarly to bacteria through binary fission.

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18
Q

Examples of modern endosymbiosis

A

Amoeba use bacteria to make energy; coral and hydra use algae to make energy

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19
Q

Describe Stage 2 of multicellular evolution in protists

A

Protists began to live in colonies where they initially performed the same tasks. Over time, these colonies developed specialized cells, leading to the first simple multicellular organisms.

20
Q

How did protists contribute to the evolution of higher kingdoms?

A

the three types of protists evolved into the three higher kingdoms of life: fungi, plants, and animals.

21
Q

Identify and describe the three main types of protists.

A

Protozoan Algae Slime Molds

22
Q

Protozoan: What type of protist are they and give examples.

A

Protozoan are animal-like protists, examples include Paramecium and Amoeba.

23
Q

Algae: What are they?

A

Algae are plant-like protists.

24
Q

Slime Molds: What type of protists are they?

A

Slime molds are fungus-like protists.

25
What roles do protists play in nutrient cycles?
Producers decomposers
26
What is the importance of plankton in food webs?
Plankton forms the foundation of ocean food chains
27
Name two parasitic diseases caused by protists
Malaria and dysentery.
28
How do protists participate in mutualism?
Protists can provide energy or aid in digestion within their hosts.
29
Describe the cellular structure of fungi.
Fungi are eukaryotes with organelles.
30
What are the two forms fungi can take?
Fungi can be unicellular (e.g., yeast) or multicellular.
31
What is significant about the “Honey Mushroom”?
It is the largest organism on Earth, spanning 2200 acres in Oregon and is approximately 2400 years old.
32
From what did fungi evolve?
Fungi evolved from slime molds around 460 million years ago.
33
Explain the body structure of fungi.
Hyphae: Answer: Hyphae are tiny tubes that transport decomposed nutrients. b) Mycelium: Answer: Mycelium is a large mass of hyphae that constitutes the body of the fungus.
34
How do fungi obtain energy?
Fungi obtain energy by decomposing material with enzymes and absorbing the nutrients, or by recycling nutrients back into the ecosystem.
35
asexual reproduction methods in fungi.
Budding Regeneration
36
What is a fruiting body in fungi and its role?
A fruiting body is a sexual reproductive structure that releases haploid spores.
37
Budding
Budding is an asexual process where new cells form as outgrowths of the parent.
38
Regeneration
Regeneration is an asexual process where fungi heal and grow back from parts of themselves.
39
How are fungi classified
Fungi are classified based on their fruiting bodies and reproduction methods.
40
Describe the different types of fungi and their fruiting bodies.
Molds Club Fungi Sac Fungi imperfect Fungi
41
What roles do fungi play as decomposers and recyclers?
Fungi break down organic material and recycle nutrients back into the ecosystem.
42
Give examples of parasitic diseases caused by fungi
Examples include athlete’s foot and ringworm.
43
How do fungi participate in food webs?
Some fungi are carnivores and play a role in food webs.
44
What is a well-known antibiotic derived from fungi?
Penicillin.
45
Describe the mutualistic relationship between mycorrhizae and plants.
Mycorrhizae are associations between fungi and plant roots that exchange nutrients, benefitting both parties; 90% of all plants have this relationship.
46
What is mycofiltration and its purpose?
Mycofiltration is the process of filtering and purifying pollution through fungal mycelium barriers.