question: What sea creature reproduces without gamete fusion?
Options:
- (A) white
- (B) amoeba
- (C) embryos
- (D) a fish
- (E) alpacas
- (F) swea
- (G) Schwinn
- (H) polyp
answer: Polyps usually reproduce asexually. Plants with Asexual Reproduction Plants with asexual reproduction have no gamete fusion. Polyps reproduce with no gamete fusion.
The answer is (H)

question: Some what which live off a host kill it, but most do not?
Options:
- (A) offspring
- (B) pets
- (C) poisons
- (D) fungi
- (E) Leptospirosis
- (F) bacteria
- (G) animals
- (H) organisms
answer: Some parasites kill their host, but most do not. Parasites are organisms which live off a host. Some organisms which live off a host kill it, but most do not.
The answer is (H)

question: What do all chemical changes require to occur?
Options:
- (A) during the day
- (B) heating liquids
- (C) Activation energy
- (D) wavelengths and photons
- (E) Burning fuel and air
- (F) kinetic energy
- (G) electromagnetic energy
- (H) direct energy
answer: All chemical reactions require activation energy to get started. Chemical changes are a result of chemical reactions. All chemical changes require activation energy to occur.
The answer is (C)

question: What sort of circulatory system do frogs, toads, and salamanders share?
Options:
- (A) live birth
- (B) It helps them survive
- (C) matter vibrating
- (D) two-chambered heart
- (E) Veins and arteries.
- (F) biological diversity
- (G) three-chambered heart
- (H) four-chambered heart
answer:
Amphibians have a relatively complex circulatory system with a three-chambered heart. Frogs, toads and salamanders are amphibians. Frogs, toads and salamanders have a relatively complex circulatory system with a three-chambered heart.
The answer is (G)