Chain-of-thought: Ribosomes are sites where proteins are made. Biomolecules covered include amino acids, proteins, enzymes, vitamins and hormones. Ribosomes are sites where biomolecules are made.
Q: Biomolecules are made in where?
Options:
- (A) Power plants
- (B) ribosomes
- (C) Earth
- (D) body water
- (E) loose dirt
- (F) ocean water
- (G) environment
- (H) loose soil
A: (B)
--
Chain-of-thought: Marine biomes are found in the salt water of the ocean. Largest of the oceans on Earth is the Pacific Ocean . The Pacific has marine biomes.
Q: What types of biomes are found in the pacific?
Options:
- (A) mediterranean
- (B) ferns
- (C) marine
- (D) canine
- (E) land
- (F) complex
- (G) protected
- (H) Conifers
A: (C)
--
Chain-of-thought: Echinoderms have a unique water vascular system with tube feet. Echinoderms are represented by the starfish. Starfish have a unique water vascular system with tube feet.

Q: What kind of animals has a water vascular system with tubed feet?
Options:
- (A) animals
- (B) starfish
- (C) reeds
- (D) insects
- (E) warm-blooded
- (F) sponges
- (G) sea coral
- (H) four limbs
A: (B)
--