TNPSC Question Bank with Answers

(1) Tachometer is a device used to measure-

Ans : Revolutions per minute

(2) Which chemical is used to remove acidity in stomach?

Ans : Magnesium Hydroxide

(3) Pure water is obtained from sea water by process called?

Ans : Distillation

(4) The unit used to measure the energy in food-

Ans : Calorie

(5) Who prepared 'Soda Water' for the first time?

Ans : Joseph Priestly

(6) Which is the important Carbohydrate present in plants?

Ans : Starch

(7) Which was the first metal made by man?

Ans : Copper

(8) Tibia bone is present in which part of our body-

Ans : Leg

(9) What is Scheele's green?

Ans : Cupric Arsenite

(10) Contact lenses are made from?

Polymethyl Metacrylate

(11) Who invented Xerox copying?

Ans : C.F. Carryson

(12) 'Glioma' is a type of tumor affecting-

Ans : Brain

(13) Which is known as animal starch?

Ans : Glycogen

(14) Which is the edible portion of a Mango?

Ans : Mesocarp

(15) Which is the least hard material?

Ans : Talc

(16) Which is the heaviest of the solar system?

Ans : The Sun

25 Science Questions for TNPSC

Science questions for TNPSC

1. To which species of mammals does man belong – Homosapiens

2. Which blood group is considered as universal donor? – O group

3. What are the four blood groups? O, A, B, AB

4. What causes Pneumonia? Bacteria

5. Which disease is affects in Pancreas? Diabetes

6. Which drug is obtained from the 'Cinchona' tree? Quinine

7. Which disease is caused by the bite of a mad dog? Hydrophobia

8. Which disease is known as the silent killer? Blood Pressure

9. Which Vitamin is essential for the formation of red blood cell? Folid Acid

10. Which Vitamin is stored in the Liver? Vitamin A

11. The Purest form of iron is – Wrought Iron

12. The study of minute living organisms is known as – Microbiology

13. Which element is common in all acids? Hydrogen

14. The outer covering of human bone is called – Periostium

15. The brightest star in the solar system – Sirius

16. Who is regarded as the father of botony? Theophrastus

17. The process of formation of red blood cell is called – Haemopoiesis

18. The positively charged particle of an atom? Proton

19. A human heart has how many chambers? Four

20. Number of Chromosomes in human body? 46

21. Absence of Iodine in human body causes – Goitre

22. What is the scientific name of soda water? Carbonic acid

23. Pharmacology is the study of – Drugs

24. Name of the Chemical responsible for the smell of flowers – Esters

25. Who discovered Fluorescence? Sir George Stokes