Unknown facts about science and physics

01 The theory of relativity was propounded by Albert Einstein

02 The principal metal used in manufacturing steel is Iron

03 An altimeter is used for measuring Altitude

04 Oology is the study of Birds eggs

05 Radioactivity was discovered by Henry Bacquerel

06 The metal used in storage batteries is Lead

07 The instrument used to measure the relative humidity of air is
Hygrometer

08 Barometer was invented by Torricelli

09 The unit of power is Watt

10 Radium was discovered by Marie and Pierrie Curie

11 The existence of isotopes was discovered by Frederick Soddy

12 Dynamo was invented by Michael Faraday

13 The nuclear reactor was invented by Enrico Ferni

14 The law of gravitation was propounded by Sir Isaac Newton

15 Crescograph was invented by J.C.Bose

16 Crescograph is used to measure the Rate of growth of a plant

17 Galileo's first scientific discovery was Pendulum

18 Microscope was invented by Aaton Van Leewen Hock

19 The scientist who is known as father of modern biology is Aristotle

20 The first person to see a cell under microscope was Robert Hooke

21 The smallest flowering plant is Worffia

22 The four blood groups were discovered by Karl Landsteiner

23 Sodium was discovered by Sir Humphry Davy

24 The atomic number of oxygen is Eight

25 The basic building blocks of proteins are Amino acids

26 The botanical name of the cotton plant is Gossipium Hirsutum

27 An Electroscope is used to Detect charges on a body

28 The unit of loudness is Phon

29 An ammeter is used to measure Electric current

30 Plant that eat insects are called Insectivorous plants

General Knowledge Model Questions and Answers to prepare Combined Graduate Level Examinations.

1. The Secretary General of the Lok Sabha is appointed by: Answer. The
Speaker of the Lok Sabha

2. The Author of 'Snakes and Ladders' is: Answer. Gita Mehta

3. The first Indian satellite 'Aryabhata' was launched in the year:
Answer. 1975

4. The first World Cup Football tournament was held in: Answer. Uruguay

5. The rear view mirror used in vehicles is: Answer. Convex

6. Which country is known as 'Land of Thousand Lakes'? Answer. Finland

7. The free operating system Linux was developed by: Answer. Linus
Torwalds

8. New York City is on the bank of the river. Answer. Hudson

9. How many vertebrae are there in a giraffe's neck? Answer. 7

10. Who is the founder of the Khilji dynasty? Answer. Jalaludheen
Khilji

11. When did television transmission begin in India? Answer. 1959

12. The first battle of Panipat was in: Answer. 1526

13. India Gate was earlier known as: Answer. All India War Memorial

14. Vitamin B2 is also known as: Answer. Riboflavin

15. The capital of Nigeria is: Answer. Abuja

16. Mesopotamia is now known as: Answer. Iraq

General knowledge questions and answers about bones for preparing examinations.

1. The study of Bones is called? Answer: Osteology

2. Cells of bone is called? Answer: Osteocytes

3. Cells of cartilage is called? Answer: Chondrocytes

4. The total number of bones in an Adult human body? Answer: 206

5. Number of ribs in human body? Answer: 24

6. The face of a man is made up of? Answer: 14 bones

7. Number of bones in spinal column? Answer: 33

8. Number of bones in Ear? Answer: 3

9. Which is the longest bone? Answer: Femur

10. Which is the smallest bone? Answer: Stapes

11. Breast bone? Answer: Sternum

12. Total number of muscles? Answer: 639

13. Study of body movements? Answer: Kinesiology

14. Strongest muscles? Answer: Jaw muscles

15. Largest muscles? Answer: Gluteus maximus

16. Smallest muscles? Answer: Stapedius

17. The breaking of a bone is known as? Answer: Fracture