The image shows oxygen and carbon dioxide exchanged between a leaf of a plant, and the environment. Which statement is supported by the image? A) Water enters leaf tissue from the atmosphere.
B) Stoma in the epidermal tissue absorbs oxygen.
C) Carbon dioxide enters leaf tissue from the atmosphere.
D) Guard cells prevent carbon dioxide from entering leaf tissue.

Which of the following statements is most likely correct about a rock belonging to the jurassic age and a rock belonging to the cambrian age? options: 1) they have identical fossils of organisms that have evolved over time. 2) both have animal fossils preserved in them due to weathering and erosion. 3) they contain different fossils because life on earth has changed through time. 4) the fossils in them were formed on the surface of earth due to exposure to sunlight.