If fats and proteins can be used for energy by the cells of most organisms, then ats and proteins can be used for energy by the cells of what? Answer choices: - mammals - Plants growth - Most plants - our planet - microorganisms - bacteria - most organisms - animals
most organisms

If harming a certain kind of organism causes that animal's population to decrease, then harming a certain kind of animal will cause the population of that animal to do what? Answer choices: - decrease - eat more - increase - break off - threatened - reproduce - reduce - kill them
decrease

If conserving energy has a positive impact on an animal's survival, then conserving energy has a positive effect on what? Answer choices: - Doing what you like - Increasing global temperatures - Animal survival - important habitats - animals with backbones - most organisms - Profits for oil companies - Most plants
Animal survival

If cycles of freezing and thawing water cause mechanical weathering, then what do cycles of freezing and thawing water cause? Answer choices: - Metling snow - Mechanical weathering - the looseness of soil - fissures of hot, acidic water - exposure to cold - Plant growth is reduced - heat production - looseness of dirt or compost
Mechanical weathering