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Categories >> Sciences >> Biological Sciences >> Botany


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What are the Harmful Activities ?
 Question Submitted By :: Guest
I also faced this Question!!     Rank Answer Posted By  
  Re: What are the Harmful Activities ?
# 1
Most of fungal activities are harmful symoiotically

(1)Plant diseased:-These are occurred by bacteria, viruses
and cellworms. They destroy field crop, Fruits, Vegetables
crops etc..

(2)Destruction of timber products:-Most of Basidiomycetes
causes decay of heart wood of standing trees

(3)Number of articles:-e.g. clothing tentage, binoculars,
feathers goods, plastics, cameras, photographic films, radio

(a) Textiles:- These are spoiled by fungi which cause rots
e.g. alternaria, penicillium, mucor etc.

(b) paper:- These are spoiled by fungi which cause rots e.g.
alternaria, penicillium, mucor etc.

(c) Jute:- It is often destroyed by certain fungi e.g.
aspergillus torula.

(d) Leather:- It is destroyed by aspergillus niger.

(e) Rubber:- It is spoiled by aspergillus and pennicilium.

(f) Paint :- Some fungi like rhizopus and torula grow on paints

(g) Petroleum fuels :- Desulphovibro is responsible for
spoiling petroleum fuels.

4. Food spoilage :- Yeast, peniclium a re chief cause of
food spoilage.

(a) Milk cream are spoiled by sp. Of Mucor pennicillium etc.

(b) Fruit and canning industry :- Oranges are destroyed by
pennicilium digitatuns. Bread is spoiled by mucor, meat is
spoiled by mucor.

5. Number of animal diseases are caused by fungi :-

(a) Bakstomsis caused by blastomyces dermitidis.

(b) Coccidiomysis it is disease of Central Nervous system.

(c) Cryptoccosis it is disease of Central Nervous system.

Amanit is poisonous mushroom. It is sometimes mistaken as
edible one.
Is This Answer Correct ?    11 Yes 12 No
  Re: What are the Harmful Activities ?
# 2
damage to timber,spoilage of food,damage of paper,it will
cause diseases in plants.
Is This Answer Correct ?    7 Yes 5 No
  Re: What are the Harmful Activities ?
# 3
there are many harmful activities of bacteria:-
1.causes diseases in humans.
2.causes diseases in animals.
3.causes diseses in plants.
4.spoilage of food-if food is not cooked properly,then
microorganisms will grow &produces toxic substances,that
results in food poisoning-health peoblems caused due to the intake
of spoiled food.
Is This Answer Correct ?    7 Yes 3 No
John Mathew

Other Botany Interview Questions
  Question Asked @ Answers
What is Tautonomy ?   4
Explain the difference between a carpel and a locule?   2
Define photosynthesis?   2
Explain the mechanism of stomata ?   2
Does peepal tree (Fficus religiosa ) release oxygen all times ( day as well as night ) unlike normally trees?   2
What is active transport in a plant?   1
what is chemical composition of tonoplast? and why it is considered as non-membrane bounded organelle?   2
what is the smallest flower?   1
Respiratory quotient?   2
How do worms affect plant growth?   1
Where do flowers get colour   1
For more Botany Interview Questions Click Here 

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