Where the pollen grains are produced?

ASSERTION TYPE QUESTIONS : These questions consist of two statements each, printed as Assertion and Reason. While answering these questions, you are required to choose any one of the following four responses. A. If both Assertion and Reason are true and Reason is correct explanation of Assertion B. If both Assertion and Reason are true but Reasou is not correct explanation of Assertion. C. If Assertion is true but Reason is false. D. If both Assertion and Reason are false. . Assertion : Stigma of pistil receives the pollen during pollination. Reason: Pollen grains are produced in ovary of gynoecium.

MULTIPLE CHOICE QUESTIONS (MCQs): The type of pollination in which genetically different pollen grains are brought to stigma is :

Mention the pollinating agent of an inflorescence of small dull coloured flowers with well exposed stamens and large feathery stigma. Give any one characteristics of pollen grain produced by such flowers.

Fill in the blanks The pollen grains represent the _ gametophyte.

How does the pollen grains of Vallisneria protect themselves?