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The human body contains 206 bones. The femur is the largest and strongest bone of the human body.
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When the light refracted or bent, it passes from one medium to another medium splitting the white light into all the colours of the visible spectrum. That's how rainbow is formed.
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Sia ? 4 years, 2 months ago
Polythene bags and plastics pollute the soil. Other substances which pollute the soil are a number of waste products, chemicals and pesticides. So to prevent the soil pollution :
(i) There should be a ban on polythene bags and plastics.
(ii) Waste products and chemicals should be treated before they are released into the soil.
(iii) The use of pesticides should be minimised.
(iv) Industrial waste should be treated before release into soil.
Prevention of soil erosion : Soil erosion can be prevented by :
(i) Planting of trees.
(ii) Protecting of forests.
(iii) Holding suitable minerals or organic matter in proper amounts.
(iv) Maintaining porous structure of soil.
(v) Control and reclamation of ravines and shifting of cultivation.
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The definition of a canopy is a roof like covering or anything that seems to cover. An example of canopy is a thick forest that the sun doesn't shine through onto the ground below. An example of canopy is the fabric cover being held by a post at each corner above a bed.
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Air trapped between the layers of newspaper is a bad conductor of heat
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| Breathing | Cellular Respiration |
| Definition | |
| Breathing involves the process of inhaling oxygen and exhaling carbon dioxide | Cellular respiration is the process of breaking down of glucose to produce energy, which is then used by cells to carry out the cellular function. |
| Process Occurrence | |
| Breathing takes place in the lungs. Also involves the nose, mouth and pharynx | Respiration takes place in cells |
| Type of Process | |
| Breathing is voluntary as well as an involuntary physical process. (For example, breathing during sleep is involuntary. Voluntary breathing is observed when we sing, speak, swim or for relaxation techniques) | Respiration is an involuntary chemical process. |
| Production of Energy | |
| There is no production of energy in this process. | Energy is produced and released in the form of ATP. |
| Cellular Activity | |
| As it occurs outside cells, it is called the extracellular process. (Occurs between the organism and the external environment) | As it occurs inside cells, it is called the intracellular process. |
| Enzyme used | |
| No enzymes are used during the process. | A large number of enzymes are used during the process. |
| Associated Organs | |
| Breathing occurs through respiratory organs, including the nose, lungs, etc. | Respiration takes place in cells and cell organelles, including mitochondria, etc. |
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Angel Sarkar 4 years, 1 month ago
1Thank You