Question

The process of loosening and turning of the soil
Poisonous substances produce by micro organisms.
Another name for synthesis fibre.
A non metal used for purification of water.
An exgaustible natural resources.
The component of air essential for combusion.​

Answer 1

Answer:

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Explanation:

1.The process of loosening and turning the soil is called ploughing (tilling). ... Loosening of soil particles adds humus and nutrients in the soil that increases crop yields.

2.Microbial toxins are toxins produced by micro-organisms, including bacteria and fungi. Microbial toxins promote infection and disease by directly damaging host tissues and by disabling the immune system. Some bacterial toxins, such as Botulinum neurotoxins, are the most potent natural toxins known.

3. man made fibre The different types of synthetic fibres include: Rayon. Acrylic. Nylon.

4.Chlorine is a non-metal which is used to disinfect water.

5.Coal, natural gas, petroleum mineral are exhaustible resource.

6.Air contains some matter which supports combustion. This substance is oxygen. Oxygen is one of the major components of air around us

Answer 2

Answer:

1. The process of loosening and turning of the soil is called: Ploughing or Tilling.
2. Poisonous substances produced by microorganisms is called: Exotoxins or Toxins.
3. Another name for synthetic fibre: Man Made Fibre.
4. A non metal used for purification of water: Chlorine.
5. An exhaustible natural resource: Coal, Natural Gas and other fossil fuels.
6. The component of air essential for combustion: Oxygen.

Explanation:

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