Fact 1: Cutting down trees has a negative impact on an ecosystem. Fact 2: Ecosystems are living communities. Given the two facts above, answer the question "Cutting down what has a negative impact on living communities?" with the following options: - bushes - on calories - habitat - manmade structures - invasive species - disease - bamboo - trees
trees

(Question)
Fact 1: Flowing water can slowly dissolve carbon in sedimentary rock. Fact 2: Rivers and streams are bodies of fresh, flowing water. Given the two facts above, answer the question "What can slowly dissolve carbon in sedimentary rock?" with the following options: - hydrocarbons - acetic acid - precipitation - evaporation - rivers and streams - puddles - ponds - nitrogen
(Answer)
rivers and streams

Ques: Fact 1: If a neutral atom loses an electron then an atom with a negative charge will be formed. Fact 2: An anion is a negatively charged atom. Given the two facts above, answer the question "What will be formed if a neutral atom loses an electron?" with the following options: - nucleus - an object - calcite - electrically - leukemia - an anion - iron - coal
Ans: an anion

(Q).
Fact 1: Crumple means change shape from smooth into compacted by physical force. Fact 2: Crumple the foil then carefully reopen it. Given the two facts above, answer the question "what can be changed from smooth to compacted by physical force?" with the following options: - Roads - dirt - h2o - soils - foil - wood - oxygen - hair
(A).
foil

Ques:Fact 1: Testosterone stimulates the reproductive organs to develop into male organs. Fact 2: Main androgen is testosterone. Given the two facts above, answer the question "what does androgen stimulate?" with the following options: - Veins and arteries. - heart - reproductive organs - allow growth - brain - Quality of life - heat produced - feet

Ans:reproductive organs

Question: Fact 1: Gravity pulls objects towards planets. Fact 2: Because of gravitation, objects that are on or near the earth are pulled toward it. Given the two facts above, answer the question "What causes water to stay on earth's surface?" with the following options: - Clouds - Planets - rainfall - friction - Gravity - sun's heat - Dirt - forces
Answer:
Gravity