Ozone depletion results in higher levels of UV radiation reaching Earth, and ozone Ozone is a natural component of the atmosphere. Given these facts, what results in higher levels of UV radiation reaching Earth among the following options: - atmospheric enhancement - deadly and devastating - a tree falling - global warming - movement of tectonic plates - atmospheric restoration - atmospheric gain - atmospheric depletion
atmospheric depletion

Chloroplasts are organelles that are found in the cells of plants and algae, and chloroplasts Chloroplasts contain photosynthetic pigments. Given these facts, what are found in algae among the following options: - Energy. - pigments - bacteria - meat - melanin - blood - Energy - hydrocarbons
pigments

Q: Animals adapt to cold temperatures, and extremes in temperature can kill animals. Given these facts, why do animals adapt among the following options: - survive - To live shorter lives - dry conditions - To stay weak - To make money - the environment - allow growth - To avoid death
A: To avoid death

Question: Flagella help prokaryotes move, and flagella are long filaments made up of the protein flagellin. Given these facts, what moves with long filaments among the following options: - prokaryotes - sponges - an object - lizards - protein - sensory neurons - insects - Most plants
Answer: prokaryotes

*Question*
Having no natural predators increases population size, and with an increase in population there is an increase in expenditures. Given these facts, what does having no natural predators increase among the following options: - Animal survival - in the frog family - fur and fat - scarce resources - hyperthyroidism - competition - food and shelter - expenditures
**Answer**
expenditures

All chemical reactions require activation energy to get started, and chemical changes are referred to as a chemical reaction. Given these facts, what require activation energy to get started among the following options: - changing colors - chemical additions - reacting colors - Firecrackers - an engine - heating liquids - Organic compounds - chemical changes
chemical changes