Answer: The cockroach mouthparts are kind of biting and chewing. Which are used in nutritional searches and intakes. Sections of the mouth... View Article
Answer: Electric power is the rate at which work is done, or energy is transformed into an electrical circuit. It is represented by P. The... View Article
Answer: (4) An amphoteric substance is an ion or molecule able to act as an acid and as well as a base. Amphoteric oxides are compounds of... View Article
Answer: Pseudohalides are false halides, and their composition resembles true halides. These are generally weak bases of Lewis which carry a... View Article
Answer: Environmental conservation is necessary for many reasons including the protection of the ozone layer, the sustainability of food chains... View Article
Answer: A transformer is a device used in the power transmission of electric energy. The transmission current is AC. It is commonly used to... View Article
Answer: Antibody (Ab) is also known as an immunoglobulin(Ig). These are large, Y-shaped blood proteins produced by plasma cells. They bind to... View Article
Answer: Hydrate isomerism or solvate isomers are a special case of ionisation isomerism in which compounds differ depending on the number of the... View Article
Answer: Nylon 2–nylon-6 is a polyamide copolymerization of glycine (H2N−CH2−COOH) and aminocaproic acid (H2N−(CH2)5−COOH). It is an example of... View Article
Answer: Semiconductors are the materials which have a conductivity between conductors known as metals and non-conductors or insulators such... View Article
Answer: Exhaustible Natural Resources - Exhaustible sources are those sources of energy, which will deplete and exhaust after a few hundred... View Article
Answer: (1) and (2) A colloid is primarily a heterogeneous mixture in which the minute particles of one substance are dispersed in another... View Article
Answer: (3) Sodium Chloride is an ionic compound with the chemical formula NaCl. Since sodium chloride is not a molecule it has an empirical... View Article
Answer: The membrane surrounding the vacuole is known as tonoplast. Tonoplast is a single membrane that separates the cytoplasm from the... View Article
Answer: The term “organic evolution” consists of two words organic meaning “living species” and “evolution”, meaning “unfold”. The organic... View Article
Answer: (4) The commercial unit of electrical energy is a kilowatt-hour (kWh). The energy generated by a kilowatt power source in 1 hour is 1... View Article
Answer: (1) To determine the presence of nitrate ions in any solution, a chemical test called a nitrate test is conducted. In the presence of... View Article
Answer: Agriculture is a labour-intensive process which cannot be done by hands. Therefore, it is necessary to use tools and machines to carry... View Article
