Chapter 2 Biology

Question 1

What are fungi?

Answer 1

Fungi are simple, non green, multicellular eukaryotes.

Question 2

True or False: Fungi are autotrophic organisms.

Answer 2

False: Fungi are heterotrophic organisms.

Question 3

Fill in the blank: Fungi reproduce through __________.

Answer 3

spores

Question 4

What is the main structural component of fungal cell walls?

Answer 4

Chitin

Question 5

Multiple Choice: What structure do fungi use to produce spores?
A) Roots
B) Hyphae
C) Leaves
D) Stems

Answer 5

B) Hyphae

Question 6

What are hyphae?

Answer 6

Hyphae are the long, thread-like structures that make up the mycelium of a fungus.

Question 7

True or False: Fungi can be unicellular or multicellular.

Answer 7

True: For example: Yeast is unicellular but others are multicellular

Question 8

What is a mycelium?

Answer 8

Mycelium is a multicellular filamentous fungus.

Question 9

Multiple Choice: Which of the following is a type of fungi?
A) Moss
B) Yeast
C) Fern
D) Algae

Answer 9

B) Yeast

Question 10

What is the role of fungi in ecosystems?

Answer 10

Fungi play a crucial role as decomposers, breaking down organic matter and recycling nutrients.

Question 11

True or False: All fungi are harmful to humans.

Answer 11

False: Some fungi are beneficial, such as those used in food production.

Question 12

Fill in the blank: Fungi can form relationships with blue green algae called ___________

Answer 12

lichens

Question 13

Multiple Choice: Which of the following is NOT a characteristic of fungi?
A) Photosynthetic
B) Eukaryotic
C) Heterotrophic
D) Chitin in cell walls

Answer 13

A) Photosynthetic

Question 14

What is the term for fungi that feed on decaying organic matter?

Answer 14

Saprophytic fungi

Question 15

True or False: Fungi can produce antibiotics.

Answer 15

True

Question 16

Fill in the blank: The reproductive structures of fungi that produce spores are known as __________.

Answer 16

sporangia

Question 17

Multiple Choice: Which of the following is a common edible fungus?
A) Penicillium
B) Amanita
C) Saccharomyces
D) Aspergillus

Answer 17

C) Saccharomyces

Question 18

What are lichens?

Answer 18

Lichens are symbiotic associations between fungi and algae or cyanobacteria.

Question 19

True or False: Fungi can survive in extreme environments.

Answer 19

True

Question 20

Fill in the blank: Fungi are classified into various groups based on their __________.

Answer 20

reproductive structures

Question 21

What are moulds?

Answer 21

Moulds are saprophytic fungi growing on dead and decaying organic matter.

Question 22

True or False: Moulds can only grow in warm environments.

Answer 22

False: Moulds can grow in a variety of temperatures, but they thrive in warm, moist conditions.

Question 23

Fill in the blank: Moulds reproduce by producing _______.

Answer 23

spores

Question 24

Which of the following is a common type of mould:
A) Penicillium
B) E. coli
C) Salmonella?

Answer 24

A) Penicillium

Question 25

True or False: All moulds are harmful to humans.

Answer 25

False: While some moulds can be harmful, many are harmless and even beneficial.

Question 26

Multiple Choice: What type of environment do moulds prefer ? A) Dry B) Humid C) Cold

Answer 26

B) Humid

Question 27

True or False: Moulds can grow on any organic material.

Answer 27

True

Question 28

What is the typical appearance of mould on food?

Answer 28

Mould appears as fuzzy, discolored patches on the surface of food.

Question 29

Fill in the blank: Moulds are classified as _______ organisms.

Answer 29

eukaryotic

Question 30

What is the function of spores in moulds?

Answer 30

Spores allow moulds to reproduce and spread to new locations.

Question 31

What are hyphae?

Answer 31

Hyphae are long, thread-like structures that make up the body of fungi.

Question 32

What is the main function of hyphae?

Answer 32

The main function of hyphae is to absorb nutrients from the environment.

Question 33

How many types of hyphae are there?

Answer 33

There are 3 types of hyphae: 1.Stolons 2.Rhizoidal hyphae 3.Sporaniphores

Question 34

True or False: Bread mould is a type of plant.

Answer 34

False

Question 35

What type of reproduction does bread mould primarily use?

Answer 35

Bread mould primarily reproduces through sporangiospores.

Question 36

Fill in the blank: Bread mould grows best in _______ environments.

Answer 36

warm, moist

Question 37

What is the role of rhizoids in bread mould?

Answer 37

Rhizoids anchor the mould to the substrate and help in nutrient absorption.

Question 38

Multiple choice: Which structure is responsible for the asexual reproduction in bread mould? A) Mycelium B) Sporangium C) Rhizoid

Answer 38

B) Sporangium

Question 39

What is mycelium?

Answer 39

Mycelium is a mass of hyphae that forms the vegetative part of a fungus.

Question 40

True or False: Bread mould can be harmful to humans.

Answer 40

True

Question 41

What type of spores are produced by bread mould during sexual reproduction?

Answer 41

Zygospores

Question 42

Fill in the blank: The structure that contains reproductive spores in bread mould is called a _______.

Answer 42

sporangium

Question 43

What is the ecological role of bread mould?

Answer 43

Bread mould decomposes organic matter, recycling nutrients in the ecosystem.

Question 44

Multiple choice: Which of the following is NOT a characteristic of bread mould? A) Filamentous structure B) Produces zygospores C) Photosynthetic

Answer 44

C) Photosynthetic

Question 45

What is the primary nutrient source for bread mould?

Answer 45

Organic matter such as bread, fruits, and vegetables.

Question 46

True or False: Bread mould can grow in acidic environments.

Answer 46

True

Question 47

Fill in the blank: The body of the bread mould is primarily composed of _______.

Answer 47

mycelium

Question 48

What is the role of sporangiophores in bread mould?

Answer 48

Sporangiophores are specialized hyphae that support the sporangia.