Class 12th Biology 2017 Set1 Delhi Board Paper Solution
Question 24
Read the following statement and answer the questions that follows. ‘A guava fruit has 200 viable seeds.’
(a) What are viable seeds?
(b) Write the total number of
(i) Pollen grains
(ii) Gametes in producing 200 viable guava seeds.
Answer
(a) Viable seeds are the seeds which have ability to germinate.
(b) (i) Number of Pollen grains : 200 pollens
(ii) Number of Gamates : 600 gamates (400 male gamates and 200 female gamates)
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