- Vinegar
- Vitamin C
- Lemon Juice
- Aspirin
- B
-
The Acetic Acid other names are Ethanoic Acid, Ethylic Acid, Vinegar Acid and Methane Carboxylic Acid.
2023
All Solved Past Papers 2023 are included in this section. All Solved MCQs of 2023 of All Departments, All Posts and All Testing Services are also included in this section of ETEST Academy’s Website.
When hydrogen filled balloons rises high in the atmosphere:
- It will expand
- It will shrink in size
- Its size will remain unchanged
- Will depend on air pressure
- D
-
Balloon weight became less and hydrogen gas weight became height. Due to extra upthrust balloon rises up.
Smallest unit of compound is:
- Element
- Atom
- Molecule
- Mole
- C
-
Smallest unit of compound is Atom.
How many meters are in 1 Kilometer?
- 1000
- 2000
- 3000
- 4000
- A
-
1 Mile is equal to 1.6 Km or 1600 meters.
1 Kg is equal to 1000 Grams.
1 Kg is equal to 2.21 Pounds.
1 Ton is equal to 1000 Kg.
The CPU is located on the main circuit board in a computer. What this board is called?
- Motherboard
- Fatherboard
- Mainboard
- Base Board
- A
-
Motherboard is the main PCB in computer.
PCB stands fro Printed Circuit Board.
Motherboard is also the backbone of computer.
Mud houses are cooler in summers and warmer in winters as compared to brick houses because:
- Mud is good conductor
- Mud is a bad conductor
- Mud is a neutral insulator by nature
- Cooling in summers and sunlight coming through holes causes warming in winters
- B
-
Mud is bad conducted of heat as compare to wood or metal.
Mud or Clay neither allows heat to enter the mud house nor allows to exit heat.
A place of metal becomes hot when it lies in the sun through:
- Conduction
- Convection
- Radiation
- Heat Energy
- C
Which vitamin is formed by action of sunlight on the skin?
- Vitamin A
- Vitamin B
- Vitamin C
- Vitamin D
- D
-
Skin absorbs UV B radiations and converted them into D3.
Vitamin D is obtained from Fish, Egg, Cheese, Beef etc.
Pneumonia is caused by the inflammation of:
- Thyroid
- Lungs
- Kidneys
- Heart
- B
-
Pneumonia is caused by Bacteria, Virus or Fungi.
This infection produced fluid or pus in lung’s alveoli.
Which of the following countries is called “Land of Free People”?
- Thailand
- Thailand
- Japan
- Canada
- A
-
The official language of Thailand is Thai.
Thailand is the only country in Southeast Asia that was not colonized by European Countries.