The picture below shows four varieties of the same species of grass that grow in a prairie ecosystem which variety has the best chance of surviving a long period of dry weather? (SC Flowers
Leaves
Roots
Variety 1
Variety 2
Variety 3
Variety 4
Variety 1
O Variety 2
o Variety 3
O Variety 4

Chinese privet is a plant that is native to china. over 150 years ago, chinese privet was introduced to the united states as a fast-growing shrub that serves as an excellent privacy hedge. with no natural herbivore, chinese privet quickly established itself and spread in natural areas throughout the southeast and eastern seaboard of the united states. its dominance in these areas has jeopardized the survival of native plant species. chinese privet provides evidence that introducing non-native organisms can cause environmental damage integrated pest management strategies will not decrease chinese privet populations american gardeners can easily control the spread of chinese privet non-native plant species have type i survivorship curves

Why are scientists concerned about the depletion of the ozone levels in the stratosphere?

The human body needs energy in order to carry out life processes such as breathing. where does the body get this energy? a. from eating food b. from learning about new things c. from lying in the sun d. from sleeping