Consumers are living beings in a food chain that eat creatures from a particular species.
I believe the blank is "mass."
The buoyant force is an upward force on an object submerged in a fluid. It is the resultant of the pressure force on the surface of the object. The buoyant force may be larger than the weight of the object causing it to accelerate upwards.
The correct answer is vascular plants. They have two types of tubes, the xylem and the phloem, and one transfers water through the plants, including minerals and useful matter, while the other transfers photosynthesis stuff through the plants. These are pretty much the common plants you see like flowers and trees.
Answer: Oxygen has a negative ion.
Explanation: In a water molecule, the oxygen atom and hydrogen atoms share electrons in covalent bonds, but the sharing is not equal. The unequal sharing of electrons gives the water molecule a slight negative charge near its oxygen atom and a slight positive charge near its hydrogen atoms.