31. Which gland is considered as the Third eye of the body or biological clock of the body?
[A] Pituitary gland
[B] Pineal gland
[C] Thyroid gland
[D] Adrenal gland
Show Answer
Correct Answer: B [Pineal gland]
Notes:
The pineal gland is also known as the biological clock or third eye of the human body. It controls biological cycles like sleep-wake, breathing, heartbeat, etc.
32. Which of the following is correctly matched?
[A] Measles – Bacteria
[B] Influenza – Virus
[C] Tuberculosi – Protozoa
[D] Whooping cough – Fungi
Show Answer
Correct Answer: B [Influenza – Virus]
Notes:
Influenza is caused by Influenza Virus. Whereas Measles is also caused by viruses, Tuberculosi,s and Whooping cough is caused by bacteria.
33. Lassa and Ebola are emergent viruses in W. Africa. What is their origin?
[A] Humans
[B] Primates
[C] Fruit bats
[D] Pigs
Show Answer
Correct Answer: C [Fruit bats]
Notes:
Lassa and Ebola are emergent viruses in W. Africa originated by Fruit bats. Ebola hemorrhagic fever is caused by Ebola virus infection.
34. Heart disease and High blood pressure are examples of which genetic disorder?
[A] Chromosomal Disorder
[B] Mitochondrial Inheritance
[C] Multifactorial Genetic Inheritance
[D] None of these
Show Answer
Correct Answer: C [Multifactorial Genetic Inheritance]
Notes:
Heart disease and High blood pressure are examples of Multifactorial Genetic Inheritance. It is also known as polygenic inheritance.
35. Which of the following is an example of starch crops biomass feedstocks?
[A] Sugar cane
[B] Wheat straw
[C] Corn stover
[D] Orchard prunings
Show Answer
Correct Answer: A [Sugar cane]
Notes:
Sugar cane is an example of starch crops biomass feedstocks. Biomass feedstocks include forest product waste, agricultural residues, organic fractions of municipal solid waste, paper, cardboard, plastics, food waste, green waste, and other wastes.
36. What is Southern blotting?
[A] Attachment of probes to DNA fragments
[B] Transfer of DNA fragments from electrophoretic gel to a nitrocellulose sheet
[C] Comparison of DNA fragments to two sources
[D] Transfer of DNA fragments to electrophoretic gel from cellulose membrane
Show Answer
Correct Answer: B [Transfer of DNA fragments from electrophoretic gel to a nitrocellulose sheet]
Notes:
Southern blotting is the transfer of DNA fragments from electrophoretic gel to a nitrocellulose sheet.
37. What is another important research area of biotechnology offers?
[A] optimum conditions for the catalyst
[B] pure form of catalyst
[C] an impure form of the catalyst
[D] purification of products
Show Answer
Correct Answer: A [optimum conditions for the catalyst]
Notes:
Optimum conditions for the catalyst is another important research area of biotechnology offers.
38. Who led the Green Revolution in India?
[A] Verghese Kurien
[B] M.S. Swaminathan
[C] M.K. Gandhi
[D] Norman Borlaug
Show Answer
Correct Answer: B [M.S. Swaminathan ]
Notes:
M.S. Swaminathan led the Green Revolution in India. It was a part of the Green Revolution led by Norman Borlaug, it focused on increasing agricultural yields, especially in the states of Haryana, Punjab, and Uttar Pradesh.
39. Which chemical is used to obtain a precipitate of pure DNA?
[A] Methanol
[B] Ether
[C] HCl
[D] Ethanol
Show Answer
Correct Answer: D [Ethanol]
Notes:
Ethanol is used to obtain a precipitate of pure DNA. Renewable fuel made from corn and other plant materials is called ethanol.
40. Panthera pardus is the scientific name of ____:
[A] Panther
[B] Leopard
[C] Lion
[D] Tiger
Show Answer
Correct Answer: B [Leopard]
Notes:
Panthera pardus is the scientific name of leopard, one of the five “big cats” in the genus Panthera. It is a member of the family Felidae with a wide range in sub-Saharan Africa and parts of Asia. It belongs to the Chordata phylum, Mammalia class and Carnivora order.
