2 1 point
What is the function of the vascular tissue phloem?
to move water down the plant
to move nutrients like glucose down the plant
to move water up the plant
1
1
to move nutrients like glucose up the plant
2
3
1 point
What is the function of the vascular tissue xylem?

Explain the importance of producers, primary consumers, secondary consumers and decomposers in an ecosystem.

Which symbols below represent the ions found in the glass of water ? a. oh- and h+ b. co2 and o2 c. o2 and h2 d. nh3- and h+

Ascientist wants to determine the effect of a new type of gasoline. he fillsone car with normal gasoline and another identical car with the new gasoline. which is the control group? a. the new type of gasolineb. the car with the normal gasolinec. the car with the new gasolinethe amount of gasoline usedd. the amount of gasoline used