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mnsoomro
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When sucrose is heated with concentrated nitric acid the product is:
[A] Saccharic acid [B] Oxalic Acid [C] Carbonic Acid [D] Formic Acid Submitted by :- Muhammad Nawaz
What are the constituents of the structure of ‘Agar’, the common culture medium for microbes in the laboratory?
D-Glucose derivative and L-Galactose D-Mannose derivative and D- Galactose D-Galactose and an L-Galactose derivative An L-Mannose derivative and D-Galactose Submitted…
Which of the mentioned substances belong to complex biomolecules?
Lipids Carbohydrates Proteins All Submitted by :- Muhammad Nawaz
Shorter polymers are known as______
Monomer Oligomers Dimers Tetramers Submitted by :- Muhammad Nawaz
Which compounds has fishing odor?
Amines Organic sulphides Ammonia Carboxylic acids Submitted by :- Muhammad Nawaz
Which is a not chemical characteristic of water?
pH Color BOD COD Submitted by :- Muhammad Nawaz
Which is a not physical characteristic of water?
Smell Odor Chlorine contents Color Submitted by :- Muhammad Nawaz
Which water require zero hardness?
Boiler feed water Dyeing water Paper will water Laundry water Submitted by :- Muhammad Nawaz
The presence of which in drinking water is responsible for mottling of teeth?
Mercury Fluorine Chlorine Iodine Submitted by :- Muhammad Nawaz
Water pollution is due to
Industrial effluents Swages and other wastes Agricultural discharges All of these Submitted by :- Muhammad Nawaz