B1.1 describe changes or problems that could result from the loss of living and non-living things that are part of everyday life, while taking different perspectives into consideration

B2.1 demonstrate an understanding of the natural environment as a place where living and non-living things are interconnected

B2.2 identify the basic needs of living things, including the need for air, water, food, heat, shelter, and space

B1.1 examine impacts that animals can have on society and the environment, and describe some ways in which any negative impacts can be minimized

B1.2 assess impacts of various human activities on animals and the places where they live, and describe practices that can minimize negative impacts

B2.1 compare physical characteristics of various animals, including characteristics that are constant and those that change

B1.1 assess positive and negative impacts of human activities on habitats and communities, while taking different perspectives into account

B1.2 analyse the impact of the depletion or extinction of a species on its habitat and community, and describe possible actions to prevent such depletions or extinctions

B2.1 describe habitats as areas that provide organisms, including plants and animals, with the necessities of life, and identify ways in which a local habitat provides these necessities

B1.1 assess the benefits of biodiversity and the consequences of the diminishing of biodiversity

B2.1 describe the distinguishing characteristics of different groups of organisms, and use these characteristics to further classify these organisms using a classification system

B2.2 demonstrate an understanding of biodiversity as the diversity of life on Earth, including the diversity of organisms within species, among species in a community, and among communities and the habitats that support them

B2.6 explain how invasive species reduce biodiversity in local environments

B1.2 assess the effectiveness of various ways of mitigating the negative and enhancing the positive impact of human activities on the environment

B2.1 explain that an ecosystem is a network of interactions among living organisms and their environment

B2.2 identify biotic and abiotic components in an ecosystem, and describe the interactions between them