Ans: (H)
Question: Most people can survive only a few days without what?
Options:
- (A) h2o
- (B) urea
- (C) CO2
- (D) beds
- (E) houses
- (F) air
- (G) NaCl
- (H) H20
CoT: Most people can survive only a few days without water. H20 Bottled water was generally consumed last year. Most people can survive only a few days without H20.


Ans: (F)
Question: Fertilization occurs when _ fuse.
Options:
- (A) fertile
- (B) sperm ducts
- (C) heat
- (D) eggs
- (E) seeds
- (F) gametes
- (G) pollen
- (H) ovaries
CoT: Fertilization occurs when a sperm and an egg fuse. Sperm and eggs are cells known as gametes. Fertilization occurs when gametes fuse.


Ans: (E)

Question: What contains deoxyribonucleic acid but not much else.
Options:
- (A) minerals
- (B) bacteria
- (C) loose soil
- (D) pollen
- (E) viruses
- (F) anemia
- (G) PDAs
- (H) vertebrates
CoT: Viruses contain DNA but not much else. DNA is an abbreviation for deoxyribonucleic acid. Viruses contain deoxyribonucleic acid but not much else.