Define Aufbau Principle. Give a Suitable example.
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"It is possible that a trait is inherited but may not be expressed." Give a suitable example to justify this statement.
Yes, it is possible that a trait is inherited but may not be expressed. For example, when pure tall pea plants are crossed with pure dwarf pea plants, only tall pea...
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Name the organism from which the ‘cry’ genes are isolated. Mention with the help of suitable example
Bacillus thuringiensis - Source of insecticidal ( crystal) protein that control the cotton bollworms / corn borer = 1 - Specific Bt toxin genes were isolated from Bacillus thuringiensis , incorporated into...
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Name the organism from which the ‘cry’ genes are isolated. Mention with the help of suitable example .
Bacillus thuringiensis - Source of insecticidal ( crystal) protein that control the cotton bollworms / corn borer - Specific Bt toxin genes were isolated from Bacillus thuringiensis , incorporated into several crop...
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Define the following terms giving one suitable example for each: (i) Electrophoresis
(i) The movement of colloidal particles towards oppositely charged electrodes in an electric field is called electrophoresis. (ii) There are some substances such as soap which at low concentration behave as...
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What is Aufbau’s principle? How it helps to fill electrons in an atom in different orbitals?
Electrons are filled in orbitals of an atom according to increasing energies which is in accordance to (n+l) values of electrons. If (n+l )values are same the electron goes to...
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In an atom, the order of filling up of the orbitals is governed by (a) Aufbau’s principle
(a) Aufbau principle states that 'in the ground state of the atom, the orbitals are filled in order of their increasing energies, starting with the orbital of lowest energy.' The...
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Explain any two factors that affect the price elasticity of demand. Give suitable example.
Factors affecting elasticity of demand are as follows: (i) Availability of Close Substitutes: A commodity will have elastic demand if there are good substitutes available. For example Pepsi, Coca-Cola, Frooti....
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Define Cost. Distinguish between Fixed and Variable Cost. Give one example of each.
Cost is the sum of actual money expenditure on inputs (explicit cost), estimated value of the inputs provided by the owners (implicit cost) and normal profit. Variable Cost Fixed Cost Variable costs refer...
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Define Fixed Cost. Give an example. Explain with reason the behavior of Average
Fixed Costs are the costs which are incurred on the fixed factors of production like machinery, land, building etc. These costs remain fixed even when the output is zero. For...
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Distinguish between principle of unity of command and the principle of unity of direction on the basis of implication.
On the basis of implication, the two can be differentiated unity of command is related to the functioning of an individual employee only but unity of direction the entire organisation.
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