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प्रश्न
Give reasons.
Soil is turned over during tilling.
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उत्तर
Soil is turned over during tilling to bring the nutrient-rich lower layers of soil to the surface and to loosen the soil so that air and water can easily reach the roots of plants.
संबंधित प्रश्न
“Solving the problem of pollution is an effective way of environmental management” Justify the statement.
Find an odd one out.
Biodegradable plastic used for storing the garbage.
Lactobacillus : Yoghurt : : Baker’s yeast : _______________
Methane gas is produced by microbial oxidation of industrial waste.
How is soil pollution controlled by microbes?
What products do you get from microorganisms through the fermentation process? Explain with an example.
Observe the figure and write the answers to the questions asked.
- Write the name of the fungus in the figure above.
- What is the source of these fungi?
- Which organic acid obtained from this organism is used in commercial production?
Observe the figure and write the answers to the questions asked.
- Name the above figure.
- What is it used for?
- Which gas is formed in it?
- How is this gas formed?
- What is done with sewage?
Describe the role of microbes in agriculture and industries.
