Logic of a solution: *Plants live just about everywhere on Earth. Air is everywhere in the earth's atmosphere. Plants live just about everywhere within the atmosphere.*
*(E)*
The original question: *Plants live just about everywhere within our planet's what?
Options:
- (A) crust
- (B) solar system
- (C) state
- (D) the environment
- (E) atmosphere
- (F) moon
- (G) solar energy
- (H) vegetation*
Line 1: *Bone provides protection for soft tissues and internal organs. Soft tissue refers to the soft connective or supporting tissues, such as muscle. Bone provides protection for muscles and internal organs.*
*(D)*
Line 2: *Muscle and internal organs are protected by:
Options:
- (A) immunization
- (B) fur
- (C) fat
- (D) bone
- (E) hair
- (F) skin
- (G) defense
- (H) copper*
Logic of a solution: *Lions live in social groups called prides. Chimpanzees live in social groups called communities. Lions live in communities called prides.*
*(E)*
The original question: *What are lion communities called?
Options:
- (A) complex
- (B) PDAs
- (C) groups
- (D) protected
- (E) prides
- (F) murders
- (G) flocks
- (H) dangerous*
Line 1: *Meiosis is the type of cell division that produces gametes. Examples of gametes are ova and spermatozoa. Meiosis is the type of cell division that produces ova and spermatozoa.*
*(H)*
Line 2: *Meiosis is the type of _ that produces ova and spermatozoa.
Options:
- (A) permineralization
- (B) an organism's body
- (C) animals
- (D) Plant reproduction
- (E) Most plants
- (F) Chemical energy
- (G) rapid expansion
- (H) cell division*
Logic of a solution: *Aging is associated with the death of cells. Telomeres degrade as the cells divide and their shortening causes cell death. Aging is associated with degrading telomeres.*
*(D)*
The original question: *Aging is associated with degrading:
Options:
- (A) Most plants
- (B) an object
- (C) Acids
- (D) telomeres
- (E) layers of fat
- (F) Chlorophyll
- (G) vegetation
- (H) the skin*
Logic of a solution: *Roundworms make up the phylum Nematoda. Also, nematoda and rotifera are important groups contributing to soils. Roundworms make important contributions to soils.*
*(B)*
The original question:
*Where are roundworms useful in an ecosystem?
Options:
- (A) killing animals
- (B) soils
- (C) fields
- (D) bacteria
- (E) eating plants
- (F) wetland
- (G) food
- (H) alveoli*