Enlist the steps of controlled cross pollination. Would emasculation be needed in a Cucurbita plant? Give reasons for your answer.

What are chasmogamous flowers? Can cross pollination occur in cleistogamous flowers? Give reasons for your Answer.

In Young's double slit experiment what will we observe on the screen when white light is incident on the slits but one slit is covered with a red filter and the other with a violet filter ? Give reasons for your answer .

State which of the following are not the probability mass function of a random variable.Give reasons for your answer.(1)

State which of the following are not the probability mass function of a random variable.Give reasons for your answer.(2)

State which of the following are not the probability mass function of a random variable.Give reasons for your answer.(3)

State which of the following are not the probability mass function of a random variable.Give reasons for your answer.(5)

State which of the following are not the probability mass function of a random variable.Give reasons for your answer.(6)