Ques: You are presented with the question "Lungs are used for breathing air by animals with what?" and the following answer choices: - unidirectional - exoskeleton - contracting - fins - four limbs - gills - kinetic energy - eight eyes Now knowing that lungs are used for breathing air by land animals and land Animals Land animals have four limbs, choose the best answer.
Ans: four limbs

Ques: You are presented with the question "Plant reproduction may require what?" and the following answer choices: - mitosis - nutrients - insects - energy - sunlight - gene flow - seeds - Energy. Now knowing that plant reproduction requires pollination and insects are the natural pollinators, choose the best answer.
Ans: insects

Ques: You are presented with the question "What can be used to separate a solute from a solvent in a solution?" and the following answer choices: - flow of electrons - Dehydration - heat energy - heating liquids - a hydraulic system - water vapor - kinetic energy - Time and energy Now knowing that evaporation can be used for separating a solute from a solvent in a solution and heating liquids is also made easier by allowing saturated gas to reduce evaporation, choose the best answer.
Ans: heating liquids

Ques: You are presented with the question "if members of a species cannot what, then that species will likely become extinct?" and the following answer choices: - coded genes - single-celled organisms - one celled organisms - mate with females - reproduce - genetic material - genetic diversity - most organisms Now knowing that if all members of a species cannot produce offspring then that species will likely become extinct and when they mate with females, no offspring are produced, choose the best answer.
Ans:
mate with females