General Science - Biology MCQs
21. Which among the following is called ‘queen of spices’?
[A] Cardamom
[B] Clove
[C] Turmeric
[D] None of the above
Show Answer
Correct Answer: A [Cardamom]
Notes:
Cardamom (Botanical name: Elettaria cardamomum) is called the Queen of Spices because of its rich aroma and many uses as a medicine and as a flavoring in food and drink.
22. Prophase, metaphase, anaphase & telophase are the stages of which of the following process?
[A] Mitosis / Meiosis
[B] Asexual reproduction
[C] sexual reproduction
[D] Cell metabolism
Show Answer
Correct Answer: A [Mitosis / Meiosis]
Notes:
Mitosis is a fundamental process for life. During mitosis, a cell splits to form two identical daughter cells by duplicating all of its contents, including its chromosomes. Prophase, metaphase, anaphase & telophase are the stages of
Mitosis.
23. Which among the following virus is also called as “Hit & Hide” Virus?
[A] RSV Virus (respiratory syncytial virus )
[B] Dengue virus
[C] Influenza virus
[D] HIV virus
Show Answer
Correct Answer: A [RSV Virus (respiratory syncytial virus )]
Notes:
RSV Virus (respiratory syncytial virus) is also called as “Hit & Hide” virus. It causes infections of the lungs and respiratory tract. It is a major cause of lower respiratory tract infections.
24. Which among the following disease is caused by deficiency of Nicotinic acid?
[A] Anemia
[B] Pellagra
[C] Dermatitis
[D] Goiter
Show Answer
Correct Answer: B [Pellagra]
Notes:
Pellagra is caused by deficiency of Nicotinic acid. Niacin which is also known as nicotinic acid, is an organic compound. It is a form of vitamin B3, an essential human nutrient.
25. Kazimierz Funk or Casimir Funk, was a Polish biochemist, generally credited with the first formulation of the concept of which of the following ?
[A] Amino Acids
[B] DNA
[C] RNA
[D] Vitamins
Show Answer
Correct Answer: D [Vitamins]
Notes:
Kazimierz Funk (1884 – 1967) was a Polish biochemist, and one of the first to formulate the concept of Vitamins.
26. What would be the percentage of Glucose in the Urine of a healthy person?
[A] less than 1%
[B] More than 1%
[C] More than 0.1%
[D] 0%
Show Answer
Correct Answer: D [0%]
Notes:
The percentage of Glucose in the Urine of a healthy person is zero. A higher measurement could be a sign of a health problem. Diabetes is the most common cause of elevated glucose levels in humans.
27. A four chambered heart is found in which of the following?
[A] mammals only
[B] mammals and fish
[C] mammals & Birds
[D] mammals and Amphibians
Show Answer
Correct Answer: C [mammals & Birds]
Notes:
Archosaurs (crocodilians and birds) and mammals show complete separation of the heart into two pumps, for a total of four heart chambers;
28. Who among the following worked on Tuberculosis?
[A] Robert Koch
[B] Karl Ernst von Baer
[C] Erwin Neher
[D] Richard Goldschmidt
Show Answer
Correct Answer: A [Robert Koch]
Notes:
Before 1880s, tuberculosis was considered to be an hereditary disease. Koch, through his experiments was able to prove that causative agent of tuberculosis is the slow-growing Mycobacterium tuberculosis. He tried to develop a drug Tuberculin also to treat TB but eventually that drug did not work.
29. In which of the following branches of science study of functions, characteristics, and phenomena observed in the living world and the application of this knowledge to world of machine is studied?
[A] Biometry
[B] Bionics
[C] Bionomy
[D] Bionomy
Show Answer
Correct Answer: B [Bionics]
Notes:
Bionics or biologically inspired engineering is the application of biological methods combined with engineering. It is that branches of science which studies the functions, characteristics, and phenomena observed in the living world and the application of this knowledge to world of machine.
30. The pneumatophores are negatively geotropic roots which grow upward & meant for gaseous exchange. These are a characteristic of _______?
[A] Halophytes
[B] Heliophytes
[C] Sciophytes
[D] Lithophytes
Show Answer
Correct Answer: A [Halophytes]
Notes:
A halophyte is a salt-tolerant plant that grows in soil or waters of high salinity. They consists of pneumatophores which are negatively geotropic roots which grow upward & meant for gaseous exchange.
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