Generate a sentence that answers this question: "What does harming an organism cause?".

Answer: harming an animal species causes that animal 's population to decrease

Generate a sentence that answers this question: "Which of the following would occur in nature?".

Answer: claws are used to catch prey by some predators

Generate a sentence that answers this question: "If we cut down trees from the rainforest what will suffer more?".

Answer:
cutting down trees in a forest causes the number of trees to decrease in that forest