1. The diagrams show pollen grains from three different species of plant as they appear under the microscope. The diagrams are all to the same scale. *

On a floor there are several 1-4 mm elongated drops leading away from a body lying in a pool of blood. the the forward wall there is a sigzag pattern and on the walls to the right side there is a linear patter

List charasteristics of athenosphere

Explain why biological control methods are generally environmentally superior to chemical pest control methods.