ATI TEAS 7
Biology
1. What is the term for the transfer of energy through a food chain?
- A. Photosynthesis
- B. Cellular respiration
- C. Transpiration
- D. Trophic cascade
Correct answer: D
Rationale: Rationale: A) Photosynthesis is the process by which green plants and some other organisms use sunlight to synthesize foods with the help of chlorophyll. B) Cellular respiration is the process by which cells break down glucose and other molecules to produce energy in the form of ATP. C) Transpiration is the process by which water is absorbed by plant roots, moves through the plant, and is released as vapor through pores in the leaves. D) Trophic cascade refers to the transfer of energy through a food chain or food web, where the impact of a predator on its prey cascades down the food chain, affecting multiple trophic levels. This term describes the indirect effects that predators can have on lower trophic levels, influencing the entire ecosystem.
2. Which sentence uses the possessive apostrophe correctly?
- A. The cats meows filled the room.
- B. I visited my friends' house.
- C. She borrowed Johns book.
- D. The childrens toys were scattered everywhere.
Correct answer: B
Rationale: Option b adds the apostrophe and "s" to show ownership of multiple friends.
3. Which word best completes the sentence: "The scientist conducted the experiment with _____ precision."
- A. extreme
- B. great
- C. utter
- D. remarkable
Correct answer: C
Rationale: Option C emphasizes the absolute and complete accuracy of the experiment.
4. What part of speech is the underlined word in the sentence "The students eagerly awaited the results"?
- A. Verb
- B. Noun
- C. Adjective
- D. Adverb
Correct answer: B
Rationale: Option B identifies "results" as the direct object of the verb "awaited," making it a noun.
5. Which statement BEST summarizes the author's perspective on bioremediation for plastic pollution?
- A. It is the only viable solution to the problem and should be prioritized.
- B. It is a promising approach but requires further research and development.
- C. It is less effective than traditional methods and poses environmental risks.
- D. It is irrelevant to the problem and will not make a significant impact.
Correct answer: B
Rationale: The passage acknowledges the potential of bioremediation while highlighting the need for further research, indicating a balanced perspective.
6. What is the process by which genetic information is used to produce proteins?
- A. Replication
- B. Transcription
- C. Translation
- D. Mutation
Correct answer: C
Rationale: Rationale: A) Replication is the process by which DNA is copied to produce an identical strand of DNA. This process occurs during cell division to ensure that each daughter cell receives a complete set of genetic information. B) Transcription is the process by which genetic information from DNA is copied into a complementary RNA molecule. This RNA molecule, known as messenger RNA (mRNA), serves as a template for protein synthesis during translation. C) Translation is the process by which the genetic information carried by mRNA is decoded to produce a specific sequence of amino acids, which are then assembled into a protein. This process occurs at the ribosomes in the cytoplasm of the cell. D) Mutation refers to a change in the DNA sequence that can result in alterations to the genetic information. Mutations can occur spontaneously or be induced by external factors such as radiation or chemicals. While mutations can impact protein synthesis, they are not the process by which genetic inf
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