1. Which among the following disease is called by Yersinia pestis?
[A] Leprosy
[B] Anthrax
[C] Plague
[D] Dengue
Show Answer
Correct Answer: C [Plague]
Notes:
Plague is an infectious disease caused by Yersinia pestis bacteria. It is usually found in small mammals and their fleas. The disease is transmitted between animals via their fleas. As it is a zoonotic bacterium, it can also transmit from animals to humans.
2. Which among the following makes the Cornea Transplantation easy and used more widely ?
[A] Cornea are easily available
[B] Cornea does not link up with blood vessels
[C] both of the above reasons
[D] none of the above
Show Answer
Correct Answer: B [Cornea does not link up with blood vessels]
Notes:
A cornea transplant also called as keratoplasty is a surgical procedure to replace part of your cornea with corneal tissue from a donor. Cornea does not link up with blood vessels, this makes the Cornea Transplantation easy and used more widely.
3. Which among the following conditions will give birth to Fraternal Twins?
[A] a single egg is fertilized to form one zygote which then divides into two separate embryos
[B] sperm cells fertilize both the ovum and the second polar body
[C] two eggs are independently fertilized by two different sperm cells
[D] none of the above
Show Answer
Correct Answer: C [two eggs are independently fertilized by two different sperm cells]
Notes:
Fraternal twins are also called as dizygotic twins. In this type of pregnancy two eggs are independently fertilized by two different sperm cells. These types of twins may be of the same or different sexes.
4. Apart from sugarcane (most commonly Saccharum officinarum) which among the following plants is widely known in the world as a commercial source of table sugar ?
[A] Toona cilata
[B] Gloriosa superba
[C] Asparagus pulmosus
[D] Beta vulgaris
Show Answer
Correct Answer: D [Beta vulgaris]
Notes:
Beta vulgaris is beet or sugarbeet or Chukandar and has been widely used as a commercial crop for table sugar. Glorisoa superba is Glory Lily which is an ornamental plant. Asparagus pulmosus is also an ornamental plant. Brassica alba is common mustard. Toona cilata is a timber plant from which Indian Redwood is obtained.
5. Lacrimal apparatus, Lacrimal artery, Lacrimal bone, Lacrimal ducts, Lacrimal fossa, Lacrimal fluid & Lacrimal gland are parts of which organ of the body?
[A] Ear
[B] Nose
[C] Eye
[D] Throat
Show Answer
Correct Answer: C [Eye]
Notes:
These are parts of lacrimal apparatus in eye which is responsible for tear production and drainage.
6. Which among the following is essential gene material ?
[A] Protein
[B] Fat
[C] DNA
[D] RNA
Show Answer
Correct Answer: C [DNA]
Notes:
The correct answer is DNA. DNA (deoxyribonucleic acid) is the essential genetic material in most living organisms, encoding the instructions for development, functioning, growth, and reproduction. It is composed of nucleotides and forms a double helix structure. RNA (ribonucleic acid) plays a crucial role in protein synthesis and can also serve as genetic material in some viruses, but DNA is the primary carrier of genetic information in cells.
7. 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
8. What is the average life of the Red Blood corpuscles?
[A] 100-120 days
[B] 120-140 days
[C] 80-95 days
[D] 70-85 days
Show Answer
Correct Answer: A [100-120 days]
Notes:
The average life of the Red Blood corpuscles is 100-120 days. Red blood cells are also known as red cells, red blood corpuscles, haematids, erythroid cells or erythrocytes.
9. With reference to classification of the animals, which among the following groups represents Elasmobranchs?
[A] Shark, Skates and Rays
[B] Shark, Rays and Dolphins
[C] Shark, Skates and Dolphins
[D] Skates, Dolphins and Rays
Show Answer
Correct Answer: A [ Shark, Skates and Rays]
Notes:
The term Elasmobranches is a collective name for the sharks, skates and rays. Elasmobranches have a skeleton made of cartilage, no swim bladders and rough skin made up of small dermal dentils. Elasmobranches are renowned for their highly tuned senses.
10. 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.
