Question 13 MarksDefine the following-(A) Food Web(B) decomposer(C) Standing CropAnswerselfView full question & answer→
Question 23 MarksShow with the help of diagram the stages in which a pollen mother celll transforms into a pollengrain.AnswerselfView full question & answer→
Question 33 MarksExplain the following diseases in detail.(a) Haemophilia(b) Colour blindness(c) ThalasemiaAnswerselfView full question & answer→
Question 43 MarksWhat is megasporogenesis. Explain the structure of Megusporangium with the help of labelled diagram.AnswerselfView full question & answer→
Question 53 MarksWhat is autosomal disorder. Explain any two autosomal disorders.AnswerselfView full question & answer→
Question 63 MarksWhat is an ecosystem. Explain the structure of ecosystem.AnswerselfView full question & answer→