General Science problems
- 1. Carbon in the ocean originates from the atmosphere.
Options- A. TRUE
- B. FALSE Also asked in: AIEEE, Bank Exams, CAT, GATE, Analyst, Bank Clerk, Bank PO, Database Administrator, IT Trainer
Correct Answer: TRUE
Explanation:
True, the carbon in the ocean originates from the atmosphere. The oceanic surface water absorbs the carbon dioxide gas from the atmosphere and dissolves in it.
- 2. Systems biology is mainly an attempt to
Options- A. simplify complex problems by reducing the system into smaller, less complex units.
- B. understand the behavior of entire biological systems.
- C. analyze genomes from different species.
- D. speed up the technological application of scientific knowledge. Also asked in: AIEEE, Bank Exams, CAT, Analyst, Bank Clerk, Bank PO
Correct Answer: understand the behavior of entire biological systems.
Explanation:
Systems biology is mainly an attempt to understand the behavior of entire biological systems by studying interactions among its component parts.
- 3. Microorganisms that cause disease are called
Options- A. Pathogens
- B. Microbes
- C. Infectees
- D. None of the above Also asked in: AIEEE, Bank Exams, CAT, Analyst, Bank Clerk, Bank PO
Correct Answer: Pathogens
- 4. Pain controlling chemicals in the body are called
Options- A. Endorphins
- B. Neural regulators
- C. Androgens
- D. Histamines Also asked in: AIEEE, Bank Exams, Analyst, Bank Clerk, Bank PO
Correct Answer: Endorphins
Explanation:
Endorphins are called pain controlling chemicals in the body.
- 5. Acidity in human sweat is an example of
Options- A. acquired immunity
- B. innate immunity
- C. cell-mediated immune responses
- D. adaptive immunity Also asked in: AIEEE, Bank Exams, CAT, Analyst, Bank Clerk, Bank PO
Correct Answer: innate immunity
- 6. Homology is evidence of
Options- A. Common ancestry
- B. Divergent evolution
- C. Punctuated evolution
- D. Convergent evolution Also asked in: AIEEE, Bank Exams, GATE, Analyst, Bank Clerk, Bank PO
Correct Answer: Common ancestry
Explanation:
In biology, Homology is defined as any characteristic of biological organisms that is derived from a common ancestor.
Hence, Homology is evidence of Common ancestry.
- 7. What is the term for classifying and grouping organisms?
Options- A. Homology
- B. Taxonomy
- C. Biology
- D. Zeology Also asked in: AIEEE, Bank Exams, CAT, Analyst, Bank Clerk, Bank PO
Correct Answer: Taxonomy
Explanation:
The term for classifying and grouping organisms is Taxonomy. It is the science of defining and naming groups of biological organisms on the basis of shared characteristics.
- 8. Most organic compounds contain carbon and
Options- A. Hydrogen
- B. Nitrogen
- C. Potassium
- D. All of the above Also asked in: AIEEE, Bank Exams, CAT, GATE, Analyst, Bank Clerk, Bank PO
Correct Answer: Hydrogen
Explanation:
Most organic compounds contain carbon and hydrogen.
- 9. DNA is a long chain made of repeating units called aminoacids.
Options- A. TRUE
- B. FALSE Also asked in: AIEEE, Bank Exams, GATE, Analyst, Bank Clerk, Bank PO
Correct Answer: FALSE
Explanation:
The repeating units that are used to form the helical DNA structure are called nucleotides.
- 10. Plants that are more rare today are
Options- A. Hydrophytes
- B. Xerophytes
- C. Mesophytes
- D. None of the above Also asked in: AIEEE, Bank Exams, CAT, Analyst, Bank Clerk, Bank PO
Correct Answer: Hydrophytes
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