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प्रश्न
Explain the importance of soil for plant growth.
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उत्तर
Soil is very important for the growth of the plant for the following reasons -
- Soil provides the base for the growth of the plants and provides a platform for the penetration of roots.
- It acts as a reservoir of the water.
- Soil has different minerals essential for the growth of the plant. Soil is the only medium from which soil obtains nutrients.
- Soil has organic materials essential for the growth of the plants.
- Soil has microorganisms that have a symbiotic relationship with the plant and these microbes assist the plant in their growth and life processes.
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संबंधित प्रश्न
What are the methods used by plants to get rid of excretory products?
The form in which glucose in stored in liver.
Explain Selective reabsorption
Draw the well-labelled diagram of the human excretory system
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Explain the principle of dialysis with the help of a labelled diagram.
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(a) breath
(b) sweat
(c) urine
(d) faeces
Given below is a highly simplified diagram of the human kidney cut open longitudinally. Answer the question that follow:
Mention two functions of the kidney.
Study the diagram given alongside and then answer the question that follow:
Name the stages involved in the formation of urine.
Study the diagram given below and then answer the questions that follow:
 |
- Name the region in the kidney where the above structure is present?
- Name the parts labelled 1, 2, 3 and 4.
- Name the stages involved in the formation of urine.
- What is the technical term given to the process occurring in 2 and 3? Briefly describe the process.
Explain the Term: Ureter
Complete the following sentence with appropriate word:
The U-shaped portion of a nephron located in the medulla region is called ______.
Write the functional activity of the following structure: Kidney
Choose the correct option.
Deproteinised plasma is not found in ______.
The number of ATP molecules required to produce one molecule of urea from the omithine cycle.
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