1. Which among the following plant hormone plays most important role in establishing dormancy in seeds?
[A] Ethylene
[B] Gibberellic acid
[C] Abscisic Acid
[D] Auxin
Show Answer
Correct Answer: C [Abscisic Acid]
Notes:
Abscisic Acid plays the most important role in establishing dormancy in seeds. Abscisic Acid has also been found to be present in metazoans, from sponges up to mammals including humans.
2. In which organ RBC are selectively destroyed/ recycled by macrophages?
[A] Spleen
[B] Kidney
[C] Liver
[D] Pancreas
Show Answer
Correct Answer: A [Spleen]
Notes:
The spleen, which is located under the ribcage and above the stomach in the left upper quadrant of the abdomen is the largest organ in the lymphatic system. It is that organ where RBC are selectively destroyed/ recycled by macrophages.
3. Deficiency of Tocopherol leads to sterility in males and females. The popular word for Tocopherol is ___?
[A] Vitamin B3
[B] Vitamin K
[C] Vitamin D
[D] Vitamin E
Show Answer
Correct Answer: D [Vitamin E]
Notes:
Tocopherols are a class of organic chemical compounds, many of which have vitamin E activity. Deficiency of Tocopherol leads to sterility in males and females. Tocopherol exists in four different forms designated as α, β, δ, and γ.
4. In which part of the human body “Pleura” is found?
[A] Lungs
[B] Brain
[C] Liver
[D] Heart
Show Answer
Correct Answer: A [Lungs]
Notes:
A pleura is a serous membrane which folds back onto itself to form a two-layered membranous pleural sac. It surrounds each lung and attach to the internal surface of the thoracic cavity.
5. Which among the following disease has the minimum incubation period, comparing to other ones?
[A] Small Pox
[B] Influenza
[C] Measles
[D] Mumps
Show Answer
Correct Answer: B [Influenza]
Notes:
Influenza (1-2 days) , rest are 6-15 days
6. Which among the following have been found to produce a protein called Defensin-1, which has been found potential to develop drugs for antibiotic resistant bacteria?
[A] Codfish
[B] Cuttle Fish
[C] Honey bee
[D] Domestic Fly
Show Answer
Correct Answer: C [Honey bee]
Notes:
Defensin-1 is the name of a protein, which has the property of resistance of epithelial surfaces to microbial colonization. This protein has the potential to develop drugs for antibiotic resistant bacteria. Honey bees make this protein and adds to honey and the scientists at the Academic Medical Centre, Amsterdam say that one day the drugs developed by Honey containing Defensin-1 , could combat antibiotic-resistant infections.
7. As per the WHO definition, within how many days of the termination of pregnancy, the death of a woman is counted in the Maternal Mortality?
[A] 36 Days
[B] 42 Days
[C] 56 Days
[D] 60 Days
Show Answer
Correct Answer: B [42 Days]
Notes:
As per the WHO definition, within 42 days of the termination of pregnancy, the death of a woman is counted in the Maternal Mortality, irrespective of the duration and site of the pregnancy.
8. The Indian Pipe Plant or Monotrapa can be best placed in which among the following groups?
[A] Parasite
[B] Saprophyte
[C] Insectivorous
[D] Lithophyte
Show Answer
Correct Answer: B [Saprophyte]
Notes:
Pipe Plant is a total saprophyte i.e. thrives on dead or decayed organic matter
9. Which vitamin protects us from Pellagra disease?
[A] Vitamin B5
[B] Vitamin B7
[C] Vitamin B3
[D] None of the above
Show Answer
Correct Answer: C [Vitamin B3]
Notes:
Vitamin B3 protects us from Pellagra disease. Vitamin B-3 is important for a healthy body and may help to slow the progression of heart disease, diabetes, etc. It aids your metabolism and nervous system.
10. Nereis, Pheretima (Earthworm) and Hirudinaria (blood sucking leech) are examples of which Phylum?
[A] Aschelminthes
[B] Coelenterata
[C] Arthropoda
[D] Annelida
Show Answer
Correct Answer: D [Annelida]
Notes:
The annelids (Annelida, from Latin anellus, “little ring”), also known as the ringed worms or segmented worms, are a large phylum, with over 22,000 extant species including ragworms, earthworms, and leeches.
