Science, asked by brainlyuser99, 10 months ago

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Answered by rekhakhandal469
2

1. The milk in the polypacks is pasteurized before packing. Also the polypacks are air tight and does not allow microbes to enter inside which prevents milk from spoiling.

2. Two other words that come up in the context of disease are antibody and antigen—and yes, they are easy to get mixed up with antibiotics. Antibodies are special proteins that the immune system produces in response to antigens. ... Antibodies are also called immunoglobulins.

3. Some microorganisms are pathogens which cause diseases to human animals and plants. Bacteria and fungi are well known to cause food spoilage and make them unfit for eating. Bacteria cause some diseases like cholera, typhoid, and diarrhea through water and food.

4. There are a few measures you can take to prevent infection from mosquito bites in general:

Use insect repellent.

Wear long sleeved shirts and pants.

Use windows and door screens.

Sleep with a bed net.

Stay in air conditioned rooms.

Avoid areas with still or stagnant water.

HOPE IT HELPS....

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Answered by aarshiaverma2005
2

Answer:

Hey There,

Q7)The milk sold in packets does not get spoiled because it is pasteurized milk Pasteurisation is the process in which milk is heated at extreme temperatures and then suddenly cooled.

Q8)Antibiotics- A substance/drug used to treat bacterial infections. They have no effect on viral infections. Generally, an antibiotic was a substance produced by one micro-organism that selectively inhibits the growth of another. Synthetic antibiotics produced are chemically related to natural antibiotics.

Antibodies: Also called immunoglobulins are Y-shaped proteins that are produced by the immune system to help stop foreign substances from harming the body. These foreign substances can be viruses, bacteria or other chemicals.

Q9)Some microorganisms are pathogens which cause diseases to human animals and plants.

Bacteria and fungi are well known to cause food spoilage and make them unfit for eating.

Bacteria cause some diseases like cholera, typhoid, and diarrhea through water and food.

Q10)

  • Use insect repellent.
  • Wear long sleeved shirts and pants.
  • Use windows and door screens.
  • Sleep with a bed net.
  • Stay in air conditioned rooms.
  • Avoid areas with still or stagnant water.

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