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AnnZ [28]
2 years ago
15

Define food and explain its importance. Solution for class 7

Biology
2 answers:
garik1379 [7]2 years ago
8 0
A food is something that provides nutrients. Nutrients are substances that provide: energy for activity, growth, and all functions of the body such as breathing, digesting food, and keeping warm; materials for the growth and repair of the body, and for keeping the immune system healthy.


Hope it helps
never [62]2 years ago
3 0

Answer:

Food, substance consisting essentially of protein, carbohydrate, fat, and other nutrients used in the body of an organism to sustain growth and vital processes and to furnish energy. The absorption and utilization of food by the body is fundamental to nutrition and is facilitated by digestion.

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Between Mars and Jupiter is a region
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Answer:

asteroids belt

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2 years ago
every living thing needs a set of instructions that are necessary to live and grow. Where are these instructions found?
melamori03 [73]
In the DNA, that is why they are called the building blocks of life.

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Prior to the invention of refrigeration, meat was often preserved by soaking it in brine (a solution of water with a high concen
Anon25 [30]
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4 0
3 years ago
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Most animals are producers, meaning they are able to create their own food from inorganic sources.
skad [1K]
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6 0
3 years ago
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Write the procedure to observe human cheek cell​
scoundrel [369]

Answer:

To observe the cheek cell,

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  • You will see some deposition on the blunt side of tooth pick, make a smear on the clean slide in the center using that tooth pick.
  • Add a drop of methylene blue solution and place a coverslip, make sure that bubbles are avoided i.e. coverslip should be placed in the inclined manner.  
  • Remove the excess solution and observe it under the microscope first under 4X and then under 10X.

Observation:  

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