Convex mirrors are preferred for rear-view mirrors because they always provide an erect image (upright) of the objects behind, although diminished in size. This characteristic ensures a more natural and intuitive perception for the driver.
Category: Class 10 Science
NCERT Solutions for Class 10 Science and important questions for CBSE class 10 for session 2020-2021
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Unicellular organisms eliminate wastes by simple diffusion from the body surface into surrounding water. Complex multicellular organisms use specialized organs for excretion.
The biological process involved in removing harmful metabolic wastes is called excretion.
Translocation in phloem is achieved by utilizing energy, with substances like sucrose transferred using energy from ATP. This increases osmotic pressure, causing directional movement of materials in the phloem to tissues with lower pressure, allowing for material transport as per ...
The phloem transports amino acids and other substances, especially delivering them to storage organs of roots, fruits, seeds, and growing organs.