Which of the be the most similar? two cells in the same tissue, two tissues in the same organ

Plants consume most of their carbon from a. the soil b. the water c. the roots d. the air

Astudent wants to test the hypothesis that fertilizer improves the growth rate of grass seeds. to test this hypothesis, the student put the same amount of grass seed in 3 containers with the same type of soil. the student measured the growth at the end of the week. all plants received equal amounts of water and sunlight. if you were asked to graph this data, what would you place on the x-axis? a. fertilizer b. water c. plant growth d. week one

Math focus 4. calculate a map has index contours at 250 m, 500 m, and 750 m. what is the contour interval?