What is not necessary for an organism to survive? energy

water

parents

a place to live

Explain why the plants cortex would serve as the best food source for animals

Give three examples of plant activities that are affected by circadian rhythms and natural fluctuations in the length of daylight?

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