Plants give us lots of things including oxygen, foods, and medicines. Plants need things like water, light, and air. The amount of daylight affects their growth. Plants also need food, just like we do. The different parts of a plant help it make food. Some plants cross-pollinate. These plants have male (the stamen), or female (the carpel) parts. Wind and water sometimes scatter the pollen, but insects do most of the work. Other plants pollinate themselves. A new plant is born from a seed. The seeds contain food for the plants' first stage in life. …
