Maximum deviation from ideal gas is expected from : (1) H2(g) (2) N2(g) (3) CH2(g) (4) NH3(g)
During seed germination its stored food is mobilized by (a) ABA (b) gibberellin (c) ethylene (d) cytokinin.
Which one of the following is not a correct statement? (a) A museum has collection of photographs of plants and animals. (b) Key is a taxonomic aid for identification of specimens. (c) Herbarium houses dried, pressed and preserved plant specimens. (d) ...
In China rose the flowers are (1) zygomorphic, hypogynous with imbricate (2) zygomorphic, epigynous with twisted (3) actinomorphic, hypogynous with twisted (4) actinomorphic, epigynous with valvate