A – Some products are processed in secondary activities.  R – Some products received from primary activities cannot be consumed directly.

A primary key is a field that identifies each record in a database table admitting that the primary key must contain its UNIQUE values.  A secondary key shows the secondary value...

Answer is (C) Man

(c) Word length

1. Primary productivity - productivity at producer level  2. Secondary productivity – productivity at consumer level

1. Primary Lymphoid organs: Bone marrow and thymus. 2. Secondary Lymphoid organs: Spleen, lymph nodes, Peyer’s patches (small intestine) and mucosal associated lymphoid tissues (MALT).

Primary treatment involves the removal of large sized floating and suspended solids by physical methods, while secondary treatment involves decomposition of organic matter by microbial action.

(iii) Assertion is correct statement but reason is wrong statement.

The rate of succession is much faster in secondary succession as the substratum (soil) is already present as compared to primary succession where the process starts from a bare area...

(i) Interest due but not recived shall be added to assest on one side and to the capital on other side. (ii) It will increase cash on the assets side...

Correct Answer - B Both (A) to (R) are correct but (R) is not correct explanation of (A).