X1011656741-00292-71769</DOCNO> Grade 5 Science Standard 2 SCIENCE CONTENT STANDARDS GRADE: 5 CONTENT STANDARD 2: LIFE SCIENCES Concepts and Content: Plants and animals have structures for respiration, digestion, waste disposal and transport of materials BENCHMARKS As a basis for understanding this concept, students know: 2.1 many multicellular organisms have specialized structures 2.2 how blood circulates through the heart chambers, lungs, and the body, and how carbon dioxide and oxygen are exchanged in the lungs and tissues 2.3 the sequential steps of digestion, and the roles of teeth and mouth, esophagus, stomach, small intestines, large intestine, and colon in the function of the digestive 
(blood; circulates; through the heart chambers, lungs, and the body) (LIFE SCIENCES Concepts and Content; BENCHMARKS; ) Context(LIFE SCIENCES Concepts and Content BENCHMARKS,List([114, 265))):(5 CONTENT STANDARD 2: LIFE SCIENCES Concepts and Content: Plants and animals; have; structures for respiration, digestion, waste disposal and transport of materials) (carbon dioxide and oxygen; are exchanged; L:in the lungs and tissues) (2.1 many multicellular organisms; have; specialized structures) Context(2.1 many multicellular organisms have,List([324, 361))):(students; know; )
LIFE SCIENCES Concepts and Content BENCHMARKS,List([114, 265)) 2.1 many multicellular organisms have,List([324, 361))
blood LIFE SCIENCES Concepts and Content 5 CONTENT STANDARD 2: LIFE SCIENCES Concepts and Content: Plants and animals carbon dioxide and oxygen 2.1 many multicellular organisms students
circulates BENCHMARKS have are exchanged have know
through the heart chambers, lungs, and the body
structures for respiration, digestion, waste disposal and transport of materials
L:in the lungs and tissues
specialized structures