Answer the following questions. 1. State the temperature, pressure and depth of Location B. Mantie Temperature: Outer core Inner core A, Earthqu epicent Pressure: (Not drawn to scale) Depth: 2. What type of seismic wave will reach location A from the epicenter and why? 3. When you are trying to locate an epicenter, why is it necessary to know the distance from the epicenter for three recording stations?

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Animal Diversity

Nematodes are commonly known as roundworms. They are free-living, very tiny organisms. They have an elongated and tubular body. These organisms have a nervous system and are mostly act as parasites to both animals and plants.

Platyhelminthes

Platyhelminthes are also known as "flatworms" because as they are dorsoventrally flattened from head to tail. They are invertebrate, soft-bodied, acoelomate, unsegmented and have bilateral symmetry.