Rabbits tend to wander a lot and if it runs into weed or grass... well it eats it. eating weed or grass allows rabbits to gain more energy. if the supplies of grass and or weed increases the population of rabbits would increase too. the more they eat the more energy the have and the more energy the have the more they reproduce.
more power = more reproduction
more reproduction = increase in population
so all in all the more weed, the better it is for rabbits since the amount of food increases
Answer:
when reproducing a plant by ____, you can use the stem, root, or leaf.
Explanation:
* cutting
The variable that researchers manipulate is the independent variable.
The reason for this is because in experiments different manipulations are often introduced. The sole purpose of these manipulations is to see whether they will affect our independent variable and if they will change its value.