subject
Biology, 17.02.2021 20:30 erbnichole

Rafael Ives near a road at the bottom of a hl. His parents are concerned that soll will wash off the hill and rocks will fall onto the road. Rafael conducts an investigation to find out if grass growing on a hiiside will help stop soil erosion
He collects two samples of the same size and type of soil. One sample of soil has grass growing on it and the other does not. He places each sample of soil in a small tray. For his investigation, Rafael
pours the same amount of water onto both samples of soil. He uses a large tray to collect water that may flow through the soil.
Which practice shows the best way for Rafael to set up this investigation?


Rafael Ives near a road at the bottom of a hl. His parents are concerned that soll will wash off th

ansver
Answers: 1

Another question on Biology

question
Biology, 22.06.2019 01:20
In a cladogram' when does a group of organisms branch off
Answers: 1
question
Biology, 22.06.2019 06:00
In tomato plants, mendel found that the allele for smooth seeds (s) is dominant, while the allele for wrinkled seeds (s) is recessive. which of these punnett squares shows crosses between two plants heterozygous for smooth seeds? i need this to be answered as soon as ! sry the picture is bad quality
Answers: 3
question
Biology, 22.06.2019 10:00
Ivan is looking at a cross section of a stem taken from a vascular plant. he sees two different types of vascular tissue: the xylem, which is closer to the center of the stem, and the phloem, located around the xylem, closer to the outside of the stem. how do these two structures work together in a living plant?
Answers: 2
question
Biology, 22.06.2019 11:00
This is the main structural axis of the plant that supports leaves, flowers and fruits; transports fluids; stores nutrients and produces new tissue.
Answers: 2
You know the right answer?
Rafael Ives near a road at the bottom of a hl. His parents are concerned that soll will wash off the...
Questions