Write the diseases caused by micro organisums? (AS 1)
What type of micro organisams we can observe in pond water? (AS1)
Whether micro-organisms are useful or harmful. Explain.(AS1)
Why the cooked food spoil soon but not uncooked food. Give your reasons.(AS1)
What questions would you like to ask your teacher to know about different shapes of
Bacteria? (AS2)
What would happen if you add buttermilk to a) chilled milk? b) hot milk c) luke warm
ilk (AS2)
How are the human actions causing the death of useful bacteria and fungi? What wi
appen if this continues? (AS 1)
did you follow to observe lactobacillus bacterium in the Lab? (AS
Answers
Answer:
1 question answer is in the image
2. Algae are autotrophic protists that can be found in pond water. Most of these microorganisms are green in color, while a few may be yellowish-brown. Algae are also diverse, and may either be unicellular or multicellular.
3. micro organisms , though a large number can cause diseases in plants and animals , including humans . But all microbes arent harmful. a number of microbes are very useful, particularly in industries , agriculture and medicine. In fact, their beneficial effects are far more than the harm they cause.
4. Cooked foods spoil earlier than the uncooked foods because immediately after cooking bacteria’s will find a way to invade the food with zero competition.
The reason for these microorganisms existence is cooked foods has more moisture content, high temperature, and high acid range because of this food spoils so early.
6.human actions like excessive use of fertilizers and other chemicals are causing death to useful bacteria and fungi if this contineus we humans will have to suffer a lot . ... bacteria helps in decaying organic waste if bacterias are less means it will not decay properly and it may cause many diseases.
7. Lactobacillus is a most commonly found bacteria in milk, yogurt and other dairy products. They are rod shaped, non-spore forming, gram positive bacteria. We can observe them by making a slide of yogurt: -Take a glass slide and put a drop of diluted yogurt on it, make a smear for 2 to 3 secs on the slide.
Explanation:
I hope my answers will help you and I don't know the answer of 5th question so, sorry for that question. please mark my answer as brain list answer.
