1.Can microorganism be seen with naked eye? If not, how can they be
seen.
2. If wheat is sown in the kharif season, what would happen? Discuss.
3. State some beneficial effects of bacteria.
Q-4. Explain how fertilizers are different from manures. 5x2=10
5. Write harmful effect of fungi and Algae.
Answers
1: No microorganisms can't be seen with a naked eye .They can be seen with the help of a microscope.
2: If wheat is sown in the kharif season (from June to October), then the whole crop might get destroyed because of many factors such as lack of optimum temperature, adaptability, availability of pests, etc. Kharif season includes the rainy season, which is not favourable for the growth of wheat crop.
3: Some bacteria are good for you, including the bacteria in your digestive system, or gut. These bacteria help to break down food and keep you healthy. Other good bacteria can produce oxygen are used to create antibiotics. Bacteria are used in food production to make yogurt and fermented foods.
4.Fertilizers are chemical in nature and these are manufactured in factories. Manure is an inorganic substance that is obtained from decomposition of vegetable and animal wastes. Microbes are not needed for fertilizers formation. ... Fertilizers are easy to transport ,store and apply to crops.
5.Algal blooms can be toxic. Harmful fungi in both agriculture and medicine. ... However, a relative few fungal species are phytopathogenic, cause disease (e.g., infections, allergies) in man, and produce toxins that affect plants, animals and humans.
algae cause harmful diseases . cyanobacteria is a harmful algae which impacts on human health.
Answer:
1)No, microorganism can't be seen from naked eye. We can see them by the help of Microscope
2)If wheat is shown in kharif season than the crop will not grow properly. It will not get the needed temperature and moisture
3)Bacterias are used for making many chemicals
4)Manure is made up of natural things. And it contain all the nutrition but in small quantity
Fertilizer is made up of chemicals. And it contain only some nutrition in a sufficient quantity
5)Fungi and algae are harmful for water animals.
And it's very slipry so sometime also for humans lol
...
Thank you