How would weeds affect the supply of
nutrients to the crop?​

Weeds compete with flowers, grasses, vegetable and fruit plants for water, sunlight and nutrients leaving non-weed plants starving. ... Because most weeds grow at such an astounding rate, they often absorb more of one nutrient than another, leaving an imbalance.

both male and female gametes are produced by meiosis of the germ cells. therefore, both male and female gametes are haploid. one male and one female gamete unite during the fertilization to form the diploid zygote. in seed bearing plants, pollen grain is the male gametophyte, which produces sperm cells.

mass and weight are closely related because mass affects the weight of an object experiencing the effects of gravity. weight is the measure of the force of gravity on an objects's mass, while mass is the measure of how much matter there is in an object.