A few statements are given below followed by a set of terms in a box. Pick the correct term and write it against the appropriate statement.
mating of animals of two different species.
(i) cross breeding , (ii) Inter-specific hybridization, (iii) Out breeding ,(iv) Out crossing, (v) Inbreeding

A few statements are given below followed by a set of terms in a box. Pick the correct term and write it against the appropriate statement. Mating of closely related individuals within the same breed. (i) cross breeding , (ii) Inter-specific hybridization, (iii) Out breeding ,(iv) Out crossing, (v) Inbreeding

A few statements are given below followed by a set of terms in a box. Pick the correct term and write it against the appropriate statement. mating of animals of same breed but having no common ancestors in either side for 4-6 generations (i) cross breeding , (ii) Inter-specific hybridization, (iii) Out breeding ,(iv) Out crossing, (v) Inbreeding

Direction. In the follwing questions, a statement of assertion is followed by a statement of reason. While answering a question, you are required to choose the correct are out of the given four responses and mark it as (A). If both assertion and reason are true and reason is the correct explanation of the assertion, (B) if both assertion and reason are true but reason is not correct explanation of the assertion. (C) if asssertion is true, but reason if false, (D) if both assertion and reason are false Assertion : To compare the e.m.fs of two cells using a potentiometer, the e.m.f. of the cell in auxillary circuit must be greater than the e.m.fs of both the cells. Reason : The area of cross-section of the wire should be uniform and current through the wire should always be kept constant.

Choose the correct set of True/Fasle for following statements: (i) Silver chloride is more soluble in very concentrated sodium chloride solution than in pure water. (ii) The pH of a buffer solution does not change on addition of small amount of an acid or a base. (iii) Addition of NH_(4)Cl does not affect the pH of a solution of NH_(4)OH (iv) Degree of hydrolysis of ammonium acetate does not depend upon the concentration of ammonium acetate solution. (v) A mixture of acetic acid and sodium acetate can act as buffer solution.

What is correct sequence of the steps given here? Also work out the process depicted in the step: (i)Homologous chromosomes move towards opposite poles of the cell, chromatids donot separate (ii)Chromosomes gather together at the two poles of the cell and nuclear membranes reformed. (iii)Homologous chromosomes pair and exchange segments (iv)Homologous chromosomes align on a central plate (v)The haploid cells separate completely