It pulls it Down towards the earth
I believe the answer you are looking for is the liver.
<span>a lepidopterist is a branch of zoology dealing with both butterflies and moths.
</span>
Mangroves are a group of trees, which are found abundantly in the coastal regions. These trees are well known to provide protection to the shorelines with help of their tangled adventitious roots. The tangled roots hold the soil and prevent it's erosion. It also stabilise the land sediments and perform a function of filtration. they trap pollutants and maintain the clarity of the water.
Hence, the correct options are:
1 . They hold soil in place.
3 . They maintain surface water flow.
5. They filter water and improve water quality.