By playing the card game and filling out the worksheet, students reinforce the concepts of different adaptations by different plants to ensure survival Background Plants are the basis of food webs on the Earth’s landmasses. Adaptations of plants through time have allowed survival of individual plants or species that change in response to changes in their environments. Plants have to adapt to survive in their particular environment because they must compete for limited space and nutrients, and must be able to ward off or survive herbivory. Plants must have adaptations that allow them to absorb Duration: 60 Minutes.