科学5.1

Scientific investigation and reasoning. The student conducts classroom and outdoor investigations following home and school safety procedures and environmentally appropriate and ethical practices. The student is expected to:

• (1) Organisms and environments. The student knows that organisms have structures and behaviors that help them survive within their environments. The student is expected to:
• (2) compare the structures and functions of different species that help them live and survive in a specific environment such as hooves on prairie animals or webbed feet in aquatic animals; and
  • （a）区分植物和动物的遗传特征，例如仙人掌或喙的形状以及学习的行为，例如动物学习技巧或骑自行车的孩子。
  • (B) demonstrate safe practices and the use of safety equipment as outlined in Texas Education Agency-approved safety standards during classroom and outdoor investigations using safety equipment, including safety goggles or chemical splash goggles, as appropriate, and gloves, as appropriate; and
  • (C) make informed choices in the conservation, disposal, and recycling of materials.