Biology problems
- 1. Bacteria and archaea are similar in which of the following?
Options- A. Plasma membrane ester linkage
- B. Possessing prokaryotic cells
- C. Peptidoglycan cell walls
- D. Methionine as the start signal for protein synthesis Also asked in: AIEEE, Bank Exams, CAT, Analyst, Bank Clerk, Bank PO
Correct Answer: Possessing prokaryotic cells
Explanation:
Bacteria and archaea are similar in possessing prokaryotic cells.
- 2. Which process occurs inside the chloroplasts?
Options- A. Photosynthesis
- B. Glycolysis
- C. Oxidation
- D. None of the above Also asked in: AIEEE, Bank Exams, Analyst, Bank Clerk, Bank PO
Correct Answer: Photosynthesis
Explanation:
The process that occurs inside the chloroplasts is photosynthesis. The light from the sun is obserbed and combining with water and CO2, plants prepare food for the plants.
- 3. The limbic system structure that regulates hunger is called the
Options- A. Hypothalamus
- B. Cerebellum
- C. Pituitary gland
- D. Cerebrum Also asked in: AIEEE, Bank Exams, CAT, Analyst, Bank Clerk, Bank PO
Correct Answer: Hypothalamus
- 4. Which activity is accomplished using the genetic code?
Options- A. mutation
- B. DNA can be made into mRNA
- C. DNA formation
- D. None of the above Also asked in: AIEEE, Bank Exams, CAT, Analyst, Bank Clerk, Bank PO
Correct Answer: DNA can be made into mRNA
- 5. Which of the following is true of annelids?
Options- A. They have an open circulatory system
- B. They have a nerve net
- C. They perform gas exchange across their skin
- D. They have pseudocoeloms Also asked in: AIEEE, Bank Exams, Analyst, Bank Clerk, Bank PO
Correct Answer: They perform gas exchange across their skin
- 6. REM behavior disorder results from
Options- A. sleep
- B. walking
- C. watching
- D. All of the above Also asked in: AIEEE, Bank Exams, CAT, Analyst, Bank Clerk, Bank PO
Correct Answer: sleep
Explanation:
REM (Rapid Eye Movement) Sleep Disorder results from the sleep. Too much alcohol consumption too near to the bed time cause this.
- 7. The best eradication method for a major infestation is
Options- A. Chemical
- B. Bacteria
- C. Fusion
- D. None of the above Also asked in: CAT, Bank Exams, AIEEE, Bank PO, Bank Clerk, Analyst
Correct Answer: Chemical
- 8. Which among the following hormone can be used as a drug to treat cardiac arrest and some other cardiac problems?
Options- A. Epinephrine
- B. Insulin
- C. Thyroxin
- D. Calcitonin Also asked in: AIEEE, Bank Exams, Analyst, Bank Clerk
Correct Answer: Epinephrine
- 9. An olfactory stimulus travels from receptor to
Options- A. amygdala
- B. pons
- C. olfactory bulb
- D. thalamus Also asked in: CAT, Bank Exams, AIEEE, Bank PO, Bank Clerk, Analyst
Correct Answer: olfactory bulb
- 10. Which of the following serve as antibodies?
Options- A. Proteins
- B. Lipids
- C. Carbohydrates
- D. Nucleic acids Also asked in: AIEEE, Bank Exams, CAT, Analyst, Bank Clerk, Bank PO
Correct Answer: Proteins
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