The answer is 1) Plant roots take in water through their roots.
Explanation:The biosphere is made up of all the lifeforms present on the Earth. The hydrosphere is constituted of all the water bodies and sources of water.
When a certain lifeforms from the biosphere reaches out to another sphere, preferably to fetch what if requires to survive, it is said that there is an interaction between two spheres of the larger environment.
These spheres are all interdependent on each other. (i did this before)
There are two that seem correct to me but i would go with the first answer choice, a mole of cu atoms has the same number or atoms as a mole of he atoms.
