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प्रश्न
Shelf life of yogurt can be increased by pasteurization.
पर्याय
True
False
उत्तर
True
APPEARS IN
संबंधित प्रश्न
Yeast is used in the production of ______.
“Solving the problem of pollution is an effective way of environmental management” Justify the statement.
If a piece of bread is kept in a container in moist place for 2 – 3 days,
1. What will you see?
2. Write scientific name and a character of the organism you may observe.
Complete the following conceptual picture.
Garbage is converted into ______ by micro-organisms.
Give reasons.
Fungus grows quickly in moist or humid conditions.
Give reasons.
Bread 'rises' during baking.
An enzyme obtained from fungi to produce vegetarian cheese.
Biodegradable plastic used for storing the garbage.
Lactic acid : To impart acidity : : Beta carotene : _____________________
Methane gas is produced by microbial oxidation of industrial waste.
Spinosad is a biopesticide.
Which chemical substances get mixed with the soil by adding chemical pesticides and insecticides in the agricultural industry?
What is the use of antibiotics to human and other animals?
Write the answers to the questions by observing the figure.
- What type of fuel production process is shown in the figure?
- Write two examples of each of the solid, liquid and gaseous fuels produced in this fuel production process?
- How do microorganisms play their role in this process?
Microorganism can be seen with the help of a _______.
The first antibiotic ______ was developed by ______.
In the process of making bread the carbohydrates in the flour are fermented by baker's yeast and sugar is transformed into carbon dioxide and ______.
Complete the given paragraph by filling the blank spaces from the options given in the bracket:
[oxygen, pyridines, mechanical, CO2, petroleum, fatal, polyester, norcadia]
Spilling of ______ oil occurs in ocean due to various reasons. This oil may prove ______ and toxic to aquatic organisms. It is not easy to remove the oil layer from surface of water by ______ method. However, bacteria like pseudomonas spp. and Alcanovorax borkumensis have to ability to destroy the ______ and other chemicals. Hence, these bacteria are used to clear the oil spills. These are called as hydrocarbonoclastic bacteria (HCB). HCB decompose the hydrocarbons and bring about the reaction of carbon with ______. ______ and water is formed in this process.
