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For all other wastes
i) Burial
The spillage could be buried using any of the following methods:
The spillage could be mixed with sand and buried deep.
Examples: Iodine in large quantities, insoluble arsenic salts, picric acid and phenol.
The spillage could be swept with 1:1 mixture of saw dust and zinc dust and buried at an isolated site. Example: Mercury.
ii) Mixing with sand and disposal as waste
Some water-insoluble inorganic waste can be mixed with excess of sand and disposed of as normal garbage. (Examples: Insoluble cadmium salts, lead salts and nickel salts)
Burns : There are two types of burns which we are to discuss: 1) Chemical 2) Thermal Chemical burns have already been discussed in Sec. 16.7; so we shall discuss thermal
What are decomposers in a temperate deciduous forest? In the Deciduous Forest, many decomposers that are living there contain fungi, bacteria, and yes, even worms.
_____ are often responsible for clogging pores and causing pimpiles
To show how water rises by capillarity Colour some water in a shallow dish with ink and touch a blotter to the water surface. Observe how the water increases in the blotter.
The difference between weight and pressure Make two square blocks of wood, one much lesser than the other, and link them together as shown in the diagram. Press every of these
Drinking straw hydrometer Procure a drinking straw or a stout natural straw about 20 cm long. If it is not 'water-proof' dip it in melted candle wax and permit it to dry. Seal
Define age related changes in Endocrine system There is a decrease In blood concentration of the hormone / binding protein transport. Sensitive hormone receptors diminish. Age-
1. Define potential and kinetic energy. 2. State the first and second laws of thermodynamics. 3. Explain how organisms tend to defy the second law of thermodynam
Apoenzyme :- The protein portion of an enzyme requiring a cofactor for its reaction.
difference between autotrophic and heterotrophic succession
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