Can someone please help me ASAPP ‼️‼️‼️‼️

How many trophic levels are there in the following food chain? phytoplankton - shrimp - perch - pike - osprey

All individuals have two alleles for a given trait. according to mendel's these alleles are passed down one each from both mother and father.

45 points how are people today being protected from tsunamis? earthquake data is analyzed to detemrine if a tsunami is likely, and if so, warnings are sent out. areas in tsunami risk zones are no longer heavily populated. radar is used to measure wave heights regularly. meteorologists study the winds to determine if wave heights will be large.