11. Duodenum, jejunum, and ileum are associated with which of the following?
[A] Small intestine
[B] Large intestine
[C] Hypothalamus
[D] Epididymis
Show Answer
Correct Answer: A [ Small intestine]
Notes:
The primary function of the small intestine is the absorption of nutrients and minerals from food. The small intestine has three distinct regions the duodenum, jejunum and ileum. The duodenum receives bile and pancreatic juice through the pancreatic duct. The jejunum is the midsection of the small intestine, connecting the duodenum to the ileum.
12. Which one of the following creatures has maximum number of ribs?
[A] Ray fish
[B] Flying mammal
[C] Snake
[D] Crocodile
Show Answer
Correct Answer: C [ Snake ]
Notes:
Snakes have the maximum number of ribs. On an average they have 200 to 400 bones (Vertibrae ) and each have a pair of ribs on either side.
13. Photosynthesis takes place in the presence of chlorophyll and which other substance?
[A] Water
[B] Nutrients
[C] Sunlight
[D] Carbon-dioxide
Show Answer
Correct Answer: C [Sunlight]
Notes:
Photosynthesis, process by which green plants and certain other organisms use the chlorophyll and energy of sunlight to convert carbon dioxide and water into the simple sugar glucose.
14. In humans, the sound is produced by the which of the following?
[A] epiglottis
[B] oesophagus
[C] larynx
[D] medulla
Show Answer
Correct Answer: C [larynx]
Notes:
The larynx is another name for the voice box. It’s a tube about 2 inches (5cm) long in adults. It sits above the windpipe (trachea) in the neck and in front of the food pipe.
15. 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.
16. What is Georgios Papanikolaou famous for?
[A] As an inventor of Odometer
[B] As an inventor of Pointed arch bridge
[C] As an inventor of Counterweight Trebuchet
[D] As an inventor of Pap smear test
Show Answer
Correct Answer: D [As an inventor of Pap smear test]
Notes:
Georgios Nikolaou Papanikolaou or George Papanicolaou was a Greek physician who was a pioneer in cytopathology and early cancer detection, and inventor of the “Pap smear test”.
17. 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.
18. The study of cell biology is related to which of the following?
[A] the cell is the fundamental unit of life
[B] cell structure and function
[C] Both 1 & 2
[D] None of these
Show Answer
Correct Answer: C [Both 1 & 2 ]
Notes:
Cell biology is the study of cell structure and function. It revolves around the concept that the cell is the fundamental unit of life.
19. The most abundant biomolecule on earth is__?
[A] Minerals
[B] Salts
[C] Carbohydrates
[D] Vitamins
Show Answer
Correct Answer: C [Carbohydrates]
Notes:
Carbohydrate is a biomolecule that is found in the most abundance on earth. Carbohydrates are mostly produced by green plant cells, algae and some bacteria.
20. Which virus is most susceptible to chloroform?
[A] Herpes
[B] Influenza
[C] Measles
[D] All of these
Show Answer
Correct Answer: D [All of these]
Notes:
Herpes, Influenza and Measles viruses are most susceptible to chloroform.
