Drag the tiles to the boxes to form complete the pairs.
Match the given changes in the ecosystem to their causes.
greenhouse gases
chemicals released in river
excess usage of land for agriculture
fragmentation of forests
trapping of heat on Earth
unsafe drinking water

Anton created a chart listing different types of materials. which best complete the chart?

18. which statement about cancer is true?

During a fierce storm a large number of tall trees on an island are uprooted by the wind and die. most of the trees on the island are now short trees and produce seeds that grow into short trees. what concept is shown in this example? question 5 options: natural selection artificial selection genetic engineering gene splicing