Answer: Put a drop of stain on an outer edge of your cover slide. Place a piece of napkin or paper towel against the opposite side of your cover slip, right up against the edge. This will help draw the stain under the cover and across the specimen.
Non deciduous are evergreen trees or Shade trees are not deciduous trees. evergreen plant leaves last throughout the year.
for example a pine tree or cedar plant would be considered non deciduous because they keep leaves\ last throughout the year.
The coral fossil would be a better estimate of past water depth. This is because most corals inhabit shallow water reefs, less than 150 feet deep. In contrast, pelagic fish may inhabit any open water (pelagic) part of the ocean, with depths ranging anywhere from a couple of hundred feet deep to miles in depth.