Question

[9/30, 10:56 AM] Chenu Tandla: Q.6) (1) hydrosphere--A hydrosphere is the total amount of water on a planet. The hydrosphere includes water that is on the surface of the planet, underground, and in the air. A planet's hydrosphere can be liquid, vapor, or ice. On Earth, liquid water exists on the surface in the form of oceans, lakes and rivers.
[9/30, 10:58 AM] (2) saturated solution-
The term saturated solution is used in chemistry to define a solution in which no more solute can be dissolved in the solvent. It is understood that saturation of the solution has been achieved when any additional substance that is added results in a solid precipitate or is let off as a gas.
[9/30, 10:59 AM] Chenu Tandla: (3)uniform circular or motion In physics, circular motion is a movement of an object along the circumference of a circle or rotation along a circular path. It can be uniform, with constant angular rate of rotation and constant speed, or non-uniform with a changing rate of rotation.
[9/30, 11:00 AM] Chenu Tandla: (4)solubility -Solubility is a property referring to the ability for a given substance, the solute, to dissolve in a solvent. It is measured in terms of the maximum amount of solute dissolved in a solvent at equilibrium. The resulting solution is called a saturated solution.
[9/30, 11:01 AM] Chenu Tandla: Q.7 -noun
the cycle of processes by which water circulates between the earth's oceans, atmosphere, and land, involving precipitation as rain and snow, drainage in streams and rivers, and return to the atmosphere by evaporation and transpiration.
[9/30, 11:12 AM] Chenu Tandla: Q.10)Answer: Organisms are dependent upon soil. Plants/Producers takes up minerals and water from the soil . ... Organisms living in water are not independent of soil as resource as they also consume food that is made from soil directly or indirectly.
[9/30, 11:13 AM] Chenu Tandla: Q.11)Answer: The biologically important compounds that contain both oxygen and nitrogen are nitrates (NO2-) and nitrates (NO3-). These are important forms of nitrogen to be utilized by the plants to synthesize biomolecules like proteins.​

Answer 1

The biologically important compounds that contain both oxygen and nitrogen are nitrates (NO2-) and nitrates (NO3-). These are important forms of nitrogen to be utilized by the plants to synthesize biomolecules like proteins.