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प्रश्न
Why do living organisms need nutrition?
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उत्तर
Nutrition is the process of uptake of nutrients from food and utilizing them for various functions of the cells. Nutrition is required for purposes like:
- supplying the energy required for doing work
- for growth and development of the body
- to fight diseases
- to replace the damaged cells and repair tissues
संबंधित प्रश्न
Distinguish between the following:
Herbivore and Carnivore
Classify according to food-type.
Cow
Classify according to food-type.
Deer
Classify according to food-type.
Fungus
Classify according to food type.
Sparrow
Very Short Answer Type Questions:
Name two energy-providing nutrients.
By eating rice alone, we can fulfill nutritional requirement of our body.
Expulsion of undigested food by a voluntary process taking places through the anal opening is called ______.
Fill in the blanks of the paragraph given below with the words provided in the box.
| chlorophyll, energy, food, carbon dioxide, water, photosynthesis |
Leaves have a green pigment called ___(a)___ which captures ___(b)___ from sunlight. This ___(c)___ is used in the process of ___(d)___ and along with other raw materials like ___(e)___ and ___(f)___ synthesize ___(f)___.
Tasty food is not always nutritious and nutritious food may not always be tasty to eat. Comment with examples.
