1. Tardigrade
  2. Question
  3. Biology
  4. Match the biotic agent of cross pollination given in column-I with their feature given in column-II and select the correct answer using the codes given below. Column I Column II A Zoophily I Pollination by birds B Ornithophily II Pollination by insects C Entomophily III Pollination by bats D Chiropterophily IV Pollination by animals

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Q. Match the biotic agent of cross pollination given in column-I with their feature given in column-II and select the correct answer using the codes given below.
Column I Column II
A Zoophily I Pollination by birds
B Ornithophily II Pollination by insects
C Entomophily III Pollination by bats
D Chiropterophily IV Pollination by animals

Sexual Reproduction in Flowering Plants

Solution:

Male reproductive organ is called androecium and their unit is called stamen. Stamen is also known as microsporophyll. A typical stamen differentiates into three parts- filament, anther and connective tissue. The anther is bilobed and the lobe encloses $4$ pollen sacs or microsporangia. The integumented nucellus or megasporangium is called ovule