1. What does the arrow mean in a food chain? 5 points 1 Look at this food chain. lettuce greenfly ladybird thrush cat O Flow of energy from eater to food Flow of energy from food to eater shows what organism eats what shows the direction of organism been eater​

the answer is false?

the answer is "a.) well–developed vascular system."

explanation:

the nitrogen cycle provides nitrogen to the ecosystem from the atmosphere, ground and oceans. nitrogen is an important component of complex molecules such as amino acids and nucleotides, which lead to the creation of proteins and dna, the building blocks of all life. plants absorb nitrogen in the form of ammonium, nitrate ion and, on rare occasions, as amino acids. animals receive nitrogen necessary for biological processes from feeding on living or dead organic matter.