Biology problems
- 1. An important function of fat in the body is to
Options- A. Protect vital organs
- B. Stores energy
- C. Insulate us
- D. All of the above Also asked in: AIEEE, Bank Exams, CAT, Analyst, Bank Clerk, Bank PO
Correct Answer: All of the above
- 2. Cranial bones develop
Options- A. within fibrous membranes
- B. within osseous membranes
- C. from cartilage models
- D. from a tendon Also asked in: AIEEE, Bank Exams, CAT, Analyst, Bank Clerk, Bank PO
Correct Answer: within fibrous membranes
- 3. Study of Life in outer space is known as
Options- A. Endobiology
- B. Neobiology
- C. Exobiology
- D. Intrabiology Also asked in: AIEEE, Bank Exams, CAT, Analyst, Bank Clerk, Bank PO
Correct Answer: Exobiology
Explanation:
Study of Life in outer space or search of life external to Earth is known as Exobiology.
- 4. Which of the following leads to the production of urea?
Options- A. Synthesis of protein from amino acids
- B. Oxidation of glucose
- C. Degradation of amino acids
- D. Incomplete oxidation of fatty acids Also asked in: AIEEE, Bank Exams, Analyst, Bank Clerk, Bank PO
Correct Answer: Degradation of amino acids
Explanation:
Urea is a by product of amino acid catabolism, Which occurs in the liver. The nitrogen in the amino acid becomes converted to ammonia and this is further converted by the liver into urea
- 5. Systems biology is mainly an attempt to
Options- A. Understand the behavior of entire biological systems
- B. Speed up the technological application of scientific knowledge
- C. Analyze genomes from different species.
- D. None of the above Also asked in: Bank PO, AIEEE, Bank Exams, CAT, Analyst, Bank Clerk
Correct Answer: Understand the behavior of entire biological systems
Explanation:
An approach to studying biology that aims to model the dynamic behavior of whole biological systems based on a study of the interactions among the system's parts.
- 6. Which one of the following is a plant hormone?
Options- A. Cytokinin
- B. Oestrogen
- C. Thyroxin
- D. Insulin Also asked in: AIEEE, Bank Exams, CAT, Analyst, Bank Clerk, Bank PO
Correct Answer: Cytokinin
Explanation:
Cytokinins is a Plant hormone which helps in cell division and leads to Growth & formation of shoots, roots & bud.
- 7. What process accounts for species diversity?
Options- A. Predation
- B. Mitosis
- C. Symbiosis
- D. Meiosis Also asked in: AIEEE, Bank Exams, Analyst, Bank Clerk, Bank PO
Correct Answer: Meiosis
Explanation:
The process accounts for species diversity is Meiosis. Meiosis is termed as a specialized cell division which reduces chromosomes number by half and then creates for haploid cells.
- 8. Which of the following is a feature of ghrelin?
Options- A. It stimulates appetite and energy storage
- B. It is released in high amounts from adipocytes during periods of excess energy intake
- C. The blood level in the fasting state correlates directly with body weight
- D. It is a metabolic antagonist of leptin Also asked in: AIEEE, Bank Exams, Analyst, Bank Clerk, Bank PO
Correct Answer: It stimulates appetite and energy storage
- 9. Cytoplasm contains all the organelles.
Options- A. TRUE
- B. FALSE Also asked in: AIEEE, Bank Exams, Analyst, Bank Clerk
Correct Answer: FALSE
Explanation:
Cytoplasm does not contains all the organelles.
- 10. The fluid mosaic model describes the structure of
Options- A. cell
- B. plasma membrane
- C. nucleus
- D. All of the above Also asked in: AIEEE, Bank Exams, Analyst, Bank Clerk
Correct Answer: plasma membrane
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