There is variation among individuals of one kind within a population. The germination, growth, and development of plants can be affected by light, gravity, touch, or environmental stress. Third Grade 3a Plants and animals have structures that serve different functions in growth, survival, and reproduction. 3b Examples of diverse life forms in different environments, such as oceans, deserts, tundra, forests, grasslands, and wetlands. 2c Decomposers, including many fungi, insects, and microorganisms, recycle matter from dead plants and animals.
Many multicellular organisms have specialized structures to support the transport of materials.
3a Both genetic variation and environmental factors are causes of evolution and diversity of organisms. 3d How to construct a simple branching diagram to classify living groups of organisms by shared derived characteristics, and expand the diagram to include fossil organisms. 7c Communicate the logical connection among hypothesis, science concepts, tests conducted, data collected, and conclusions drawn from the scientific evidence. 7e Communicate the steps and results from an investigation in written reports and verbal presentations. Bring paper and a pen and your alertness.