Which of the following statements is true?
the matter in an ecosystem must be continuou...
Which of the following statements is true?
the matter in an ecosystem must be continuously replenished.
the total amount of engery in an ecosystem remains the same.
the only way to return matter to the soil is decomposition.
the total amount of water in an ecosystem is always decreasing.
Answers: 1
Biology, 22.06.2019 01:30
Aperson with age is more likely to catch diseases that healthy people usually don’t catch.what are these infections called?
Answers: 1
Biology, 22.06.2019 04:00
Indicate the coat color and the proportion of offspring with that color for each of the following crosses of rabbits. assume all are homozygous. chinchilla x chinchilla 1/2 agouti, 1/2 chinchilla 3/4 agouti, 1/4 chinchilla all chinchilla
Answers: 3
Biology, 22.06.2019 07:30
Ture or false evidence for evolution includes millions of fossils
Answers: 1
English, 02.07.2019 21:10
Computers and Technology, 02.07.2019 21:10
Mathematics, 02.07.2019 21:10
English, 02.07.2019 21:10
Mathematics, 02.07.2019 21:10
History, 02.07.2019 21:10
English, 02.07.2019 21:10
Social Studies, 02.07.2019 21:10