Section C
27
A blue colour flower plant denoted by BB is crossbred with that of white
colour flower plant denoted by bb.
(a) State the colour of flowers you would expect in their Fl generation
plants.
(b) What must be the percentage of white flower plants in F2 generation if
flowers of F1 plants are self-pollinated?
(c) State the expected ratio of the genotypes BB and Bb in the F2 progeny.
OR
State the meaning of inherited traits and acquired traits. Which of the two is
not passed on to the next generation? Explain with the help of an example.
28
Why bacteria and fungi are called decomposers? List any two advantages of
decomposers to the environment.
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