Give the definition for (a) Arrhenotoky (b) Thelytoky (c) Amphitoky.

Give the definition of intensity of light and its unit.

Let us define the length of a vector a hat i+b hat j+c hat ka s|a|+|b|+|c|dot This definition coincides with the usual definition of length of a vector a hat i+b hat j+c hat k is and only if a. a=b=c=0 b. any two of a ,b ,a n dc are zero c. any one of a ,b ,a n dc is zero d. a+b+c=0

let us define , the length of a vector as |a| + |b| +|c| . this definition coincides with the usual definition of the length of a vector ahati + bhatj + chatk if

Give the meaning for the following terminologies : (a) Decarboxylation (b) Phosphorylaiton (c) Photolysis.

(b) Compound A is used in the manufacture of optical. A on heating gives B. B further heating to form C. A reacts with hydrochloric acid to give D. Identify A, B,C and D. Explain the reaction.