What is the structure that allow sperm cells to move through the style?

Male sperm cells are contained within pollen grains. After a pollen grain moves from the anther to the stigma, a pollen tube grows through the style to an ovule.

Male sper cells are contained within pollen grains. After a pollen grain moves from the anther to the stigma , a pollen grain grows through the style to the ovule

correct answer: understand the different control methods available

integrated pest management is an strategy that is based on the ecosystem and try to prevent the pest and the damage caused by them by applying combination of technique like habitat manipulation, biological control and use of resistant varieties.

the main aim of the integrated pest management is not to completely eliminate the pest but to strengthen the ecosystem so that conditions are favorable for plants and unfavorable for pests.