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Define Reagents Estimation of Iron in the Solution?
1. Conc. sulphuric acid (iron free)
2. Conc. potassium permanganate solution
3. Saturated potassium persulphate (K2S2O3) solution:
Shake 7-8 g of reagent grade iron free potassium persulphate with 100 ml of water in a glass stoppered bottle. Compensate for loss by decomposition. Shake briefly before use. Keep the reagent in the refrigerator.
4. 3N potassium thiocyanate solution:
Dissolve 146 g of potassium thiocyanate in 480 ml ofdistilled water. Filter ifturbid. Add 20 ml of acetone to improve keeping quality.
Phylum Bryophyta The Bryophytes include the mosses and their close relatives. They are widely diverse and grow in a variety of place. 1) Life cycle shows alternation of gene
Explain Herbicide tolerant crops in Evolutionary way Increased use of herbicide can result in increase in development of weed resistance to that herbicide either through
who discovered it? and what is it''s physiologic functions?
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Pseudopodia – Protozoans Pseudopodia are flowing cytoplasmic protrusions of the cell causing amoeboid movement. In protozoans pseudopodia exist in several forms. The most fami
Define the Bioavailability of Riboflavin? Riboflavin availability is sodium-dependent. Prolonged contact of dietary riboflavin with the absorptive surface of the intestinal muc
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Explain the Depletion and Repletion Studies for studying nutrient requirement? This is an experimental procedure in which volunteer subjects are kept on a diet devoid of a part
Lakes - Lentic Ecosystems Most lakes occur in regions which have recently been subjected to geological changes; say within the past 20,000 years. However, a few lakes, such a
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