10. What is the difference between antigens and antibodies?
11. Why is bread soft and has pores? Explain in detail.
12. Viruses are considered to be on the borderline of living and non-living. Justify.
13. Name any two diseases caused by microbes in plants, animals and humans each.
14. Rachita boiled milk. She allowed it to cool down and left it in the kitchen. The next morning she
observed that the milk got spoiled. Why? How could have she saved the milk from getting spoiled?
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10.antigens are producers of anti bodies .
11.bread is soft and porous because of the budding of the yeast as it produces carbon dioxide co² which makes it soft and porous .
12. actually virus is considered as living. but they act as non living when they are out of host body.A as living when inside a host body.
13.in plants.. citrus canker,. root rot.
in animals.. allergies,. infection.
in humans... cold ,. fever
14. it is because of lactobacillus formed in it . she can prevent it by pasteurization, the process in which the milk is heated up to 70° to 72° and cooled down suddenly to prevent the formation of the microbes
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