Ques:Fact 1: Veins generally carry deoxygenated blood. Fact 2: Deoxygenated blood is heavy with carbon dioxide. Given the two facts above, answer the question "What does blood in the veins have a lot of?" with the following options: - Carbon dioxide - Carbon monoxide - h2o - Energy. - Air - kinetic energy - Decibels - Chemical energy

Ans:Carbon dioxide
-----
Ques:Fact 1: Agreenhouse is used to protect plants from the cold. Fact 2: Flowers are beautiful kinds of plants. Given the two facts above, answer the question "A greenhouse is used to protect flowers from what?" with the following options: - sunlight - fertilizer - salinity - Dehydration - cold air - the cold - Winter - irrigation

Ans:the cold
-----
Ques:Fact 1: Cells cannot survive without oxygen. Fact 2: Air contains oxygen. Given the two facts above, answer the question "What helps cells survive?" with the following options: - DNA - all copper - air - space - RNA - coat - heat - gasoline

Ans:air
-----
Ques:Fact 1: Astronauts require preserved food for extended flights. Fact 2: An astronaut is a scientist who is a space explorer. Given the two facts above, answer the question "Space explorers require preserved foods for" with the following options: - ground training - nutrients - Dehydration - survival - long flights - short flights - Special disposal - day trips

Ans:
long flights
-----