Differentiate between the following:-
(i) red algae and brown algae
(ii) liverworts and moss
(iii) homosporous and heterosporous pteridophyte
(iv) syngamy and triple fusion

Differentiate the following w.r.t x: (i) e^(-x) (ii) sin (log x), x gt 0 (iii) cos^(-1) (e^(x)) (iv) e^(cos x)

Which of the following situations correctly describe the similarity between an angiospermic egg and a human egg ? (i) Eggs of both are formed only once in a lifetime. (ii) Both the angiosperm egg and human egg are stationary. (iii) Both the angiosperm egg and human egg are motile transported. (iv) Syngamy in both results in the formation of zygote. Choose the correct answer from the options given below : (A) ii and iv (B) iv only (C) iii and iv (D) i and iv