science 7 competition parasitism predation commensalism mutualism ecological relationship abiotic biotic sexual reproduction asexual reproduction plant cell animal cell levels of biological organizat microscope electricity sound mechanical wave electromagnetic wave waves heat transfer velocity acceleration speed displacement distance melc based third quarter melc science 1st quarter first quarter monsoons length of night time length of daytime seasons tilt of the earth longitude latitude solar and lunar eclipses sea breeze and land breeze itcz earth resources layers of the atmosphere weather and season climate geographical location of phil. unit 4- earth and space g7 melc 4th quarter in science 7 4th quarter topic in science 7 fourth quarter topics
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