Harmful Effects of Fungi

Q.

Write short notes on the following:

Economic importance of yeast

Q.

What are some of the methods used to identify bacteria?

Q.

Which of the following fungi are edible?

1. Yeast

2. Mushroom

3. Both A and B

4. None of these

Q.

Choose the microorganisms that are involved in yogurt production:

1. Streptococcus thermophilus

2. Lactobacillus bulgaricus

3. E.coli

4. Vibrio

Q.

Is lymph node Tb contagious?

Q.

What is the application of Monascus purpureus?

Q.

Yeast

Q.

In yeast budding occurs in

1. Unfavorable conditions

2. Favorable conditions

3. During perennation

4. Overgrown individuals

Q.

Which of the following is not a viral disease?

1. pneumonia

2. measles

3. polio

4. rabies

Q.

Mention any two applications of brewers yeast.

Q. Monascus purpureus is a yeast used commercially in the production of :

Option A	Option B	Option C	Option D
Ethanol	Streptokinase for removing clots from the blood vessels	Citric acid	Blood cholesterol lowering stains

Q.

Fill in the blanks

(a) Many skin diseases are caused by___.
(b) Living organisms carrying the infecting agents from one person to another are called ____.

Q.

Colonies of yeast fail to multiply in water, but multiplies in sugar solution. Give one reason for this.

Q. Which fungal organism is often employed in the study of experimental genetics?

Q. Which one of these does not reproduce by fragmentation?

(a) yeast
(b) Algae
(c) Spirogra
(d) fucus

Q. .............. is used in the preparation of beverages by fermentation of barley.

1. Saccharomyces cerevisiae
2. Vibrio cholerae
3. Helicobacter pylori
4. Salmonella typhi

Q. Name the process of asexual reproduction shown by Yeast. What type of living being is Yeast? What is its commercial importance?

Q. Aflatoxins are produced by

1. Viruses
2. Bacteria
3. Nematodes
4. Fungi

Q. Yeast are economically important because they

1. Spread plant diseases
2. Spread animal diseases
3. Are used in tea and tobacco industry
4. Are used in wine and baking industry

Q.

Fill in the blanks

(a) Many skin diseases are caused by___.
(b) Living organisms carrying the infecting agents from one person to another are called ____.

Q.

Which of the following diseases are caused by fungi?

1. Typhoid

2. Ringworm

3. Malaria

4. Diptheria

Q. Give the scientific name of a species of fungus which is used in the manufacture of ethanol

Q.

Which of these diseases is/are caused by fungi?

1. Chicken pox

2. Skin diseases

3. Diarrhea

4. TB