1. Which among the following blood protein regulates the amount of water in plasma?
[A] Globulin
[B] Albumin
[C] Fibrin
[D] Fibulin
Show Answer
Correct Answer: B [Albumin]
Notes:
Albumin is an energy storage protein and also an important osmoregulator of blood.
2. Which among the following organs open in small intestine through Pylorus?
[A] Stomach
[B] Liver
[C] Pancreas
[D] All the above
Show Answer
Correct Answer: A [Stomach]
Notes:
The pylorus is the furthest part of the stomach that connects to the duodenum. It is divided into two parts, the antrum and the pyloric canal. The antrum connects to the body of the stomach, and the pyloric canal connects to the duodenum.
3. Which of the following vertebrae are found in Neck ?
[A] Cervical
[B] Thoracic
[C] Lumbar
[D] None
Show Answer
Correct Answer: A [Cervical]
Notes:
Cervical vertebrae are found in neck. The cervical vertebrae of the spine is consisted of seven bony rings that reside in the neck between the base of the skull and the thoracic vertebrae in the trunk.
4. Onion, daffodil, tulip are which kind of stems?
[A] Bud
[B] Bulb
[C] Cladophyll
[D] None of the above
Show Answer
Correct Answer: B [Bulb]
Notes:
Onion, daffodil, tulip are bulb stems. The best example of a true bulb is the onion. The rings which we see when we slice an onion in half are actually leaves modified to hold food for the bulb when it is dormant.
5. The pitcher plant is characterized by which of the following plants ?
[A] Autotrophes
[B] Insectivorous
[C] Allergen
[D] None of the above
Show Answer
Correct Answer: B [Insectivorous]
Notes:
The pitcher plant is characterized as insectivorous. Pitcher plants are several different carnivorous plants. They have modified leaves known as pitfall traps which is a prey-trapping mechanism featuring a deep cavity filled with digestive liquid.
6. 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.
7. Which among the following was the first vaccine ever to be developed?
[A] Cholera
[B] Smallpox
[C] Rabies
[D] Tetanus
Show Answer
Correct Answer: B [Smallpox]
Notes:
Smallpox vaccine was the first vaccine ever to be developed. Smallpox is an infectious disease which is caused by one of two virus variants, Variola major and Variola minor.
8. The hormonal activities of which of the following substances were discovered while studying “foolish seedling” disease in rice?
[A] Cytokinins
[B] Ethylene
[C] Auxins
[D] Gibberellin
Show Answer
Correct Answer: D [Gibberellin]
Notes:
The hormonal activities of Gibberellin were discovered while studying “foolish seedling” disease in rice. Gibberellins (GAs) are plant hormones. They regulate various developmental processes in plants.
9. Which among the following have a ‘mixed heart’ ,that is the heart in which the oxygenated and the deoxygenated blood is mixed?
[A] Birds
[B] Fishes
[C] Reptiles
[D] Nematodes
Show Answer
Correct Answer: C [Reptiles]
Notes:
Reptiles and Amphibians have a mixed heart.
10. Which of the following is a non-poisonous snake?
[A] Python
[B] Hognose snake
[C] Garter snake
[D] Ribbon snake
Show Answer
Correct Answer: A [Python]
Notes:
Python is a non-poisonous snake. Pythons are large muscular snakes which grow up to 35 feet and weigh as much as 300 pounds. Pythons are well known for the way they kill their preys by squeezing then to death and then swallowing them all at once.
