11. Which among the following is not a viral disease?
[A] Ebola
[B] HIV
[C] H1N1
[D] Tuberculosis
Show Answer
Correct Answer: D [Tuberculosis]
Notes:
Tuberculosis is a bacterial disease where as the remaining three are viral diseases.
Extra info: India is working towards achieving TB free India by 2025.
Nikshay portal is associated with TB.
12. Which vitamin deficiency leads to the disease rickets?
[A] Vitamin A
[B] Vitamin C
[C] Vitamin D
[D] Vitamin K
Show Answer
Correct Answer: C [Vitamin D]
Notes:
Rickets is a disease related to bone disorder due to the deficiency of vitamin D. Vitamin D is a fat soluble vitamin. Vitamin D is also called as calciferol. Lack of calcium also leads to rickets.
13. Pollination by which among the following is called as ornithophily?
[A] Rodents
[B] Aquatic animals
[C] Ants
[D] Birds
Show Answer
Correct Answer: D [Birds]
Notes:
Ornithophily refers to the pollination assisted by the birds. Ornithology is a branch of science which studies about birds. Dr. Salim Ali is a famous Indian ornithologist.
14. What field in which “Luc Montagnier” is famous for?
[A] Discovery of Ebola Virus
[B] Discovery of Influenza Virus
[C] Discovery of Human Immunodeficiency Virus
[D] Discovery of Polio Virus
Show Answer
Correct Answer: C [Discovery of Human Immunodeficiency Virus]
Notes:
Luc Antoine Montagnier (born 18 August 1932) is a French virologist and joint recipient, with Françoise Barre-Sinoussi and Harald Zur Hausen, of the 2008 Nobel Prize in Physiology or Medicine for his discovery of the human immunodeficiency virus (HIV). He has worked as a researcher at the Pasteur Institute in Paris and as a full-time professor at Shanghai Jiao Tong University in China.
15. What does H denote in the popular term HIV ?
[A] Human
[B] Higher
[C] Hybrid
[D] NOTA
Show Answer
Correct Answer: A [Human]
Notes:
The Human Immunodeficiency Virus (HIV) are two species of lentivirus. It causes life-threatening disease of AIDS in humans and infects them. HIV is a sexually transmitted infection and occurs by contact with or transfer of blood, pre-ejaculate, semen, and vaginal fluids.
16. Traumatology is related to which of the following statement?
[A] Study of hair
[B] Study of skates and rays
[C] Study of wounds and turnover
[D] Study of nutrition
Show Answer
Correct Answer: C [Study of wounds and turnover]
Notes:
Traumatology is the study of wounds and injuries caused to a person by accidents or violence, and the surgery and repair of damage.
17. A.I. Oparin is related to which of the following theories in the field of biology?
[A] Chemosynthetic theory
[B] A Theory of Life
[C] Infectious Disease Theory
[D] A Theory of the Origin of Eukaryotic Cells
Show Answer
Correct Answer: A [Chemosynthetic theory]
Notes:
The Chemosynthetic theory of origin of life was proposed by A.I. Oparin. Chemosynthetic theory states that life originated on earth through a series of collections of chemical elements in the water.
18. Green Algae are known as__?
[A] Rhodophyceae
[B] Chlorophyceae
[C] Phaeophyceae
[D] Green tide
Show Answer
Correct Answer: B [Chlorophyceae]
Notes:
Algae is a Thalloid plant and autotrophic in nature. Mostly algae is aquatic and contains chlorophyll. Green algae is also known as Chlorophyceae.
19. When is reverse transcriptase a useful enzyme?
[A] an RNA virus converts its RNA to DNA
[B] there are no host cells present
[C] nutrients are scarce
[D] spikes are forming in the new virus
Show Answer
Correct Answer: A [an RNA virus converts its RNA to DNA]
Notes:
Reverse transcriptase is a useful enzyme to have when an RNA virus converts its RNA to DNA. Reverse transcriptase converts RNA sequences into cDNA sequences that are capable of being inserted into different regions of the genome.
20. Angiosperms are the main plant because__?
[A] Domestication by man
[B] Power of adapting in diverse habitats
[C] Self-pollination property
[D] Property of producing a large number of seeds
Show Answer
Correct Answer: B [Power of adapting in diverse habitats]
Notes:
Angiosperms are plants that produce flowers. They hold their seeds in the fruits. They are the largest and most diverse group within the Plantae kingdom, with approximately 300,000 species.
