Clicky
Education & Culture

Daily Science for competitive exams


Published : 07 Nov 2023 08:26 PM

01: Who proposed the chemical evolution of life?

a. Oparin

b. Haechel

c. Darwin

d. Lammarck

e. None of them

02: The credit of developing the polio vaccine goes to--

a. Selman Waksman

b. John Sleeman

c. Jonas Salk

d. Alb E. Sabin

e. None of them

03: Which food stuff turns blue-black when brought in contact with iodine?

a. Unsaturated fatty acids

b. Starch

c. Proteins

d. Vitamins

e. Fat

04: Which one of the following crops requires continuous semi-aquatic condition for cultivation?

a. sugarcane

b. ground nut

c. wheat

d. rice

e. none

05: Who invented typewriter?

a. Sholes

b. Waterman

c. Shockley

d. Pascal

e. None of them

06: What are metal bearing rocks called?

a. ores

b. bitumen

c. metalloids

d. slag

e. none of these

07: Air is---

a. A Compound

b. An Alloy

c. A Mixture

d. An Element

e. None of these

08: In Y2K, K stands for--

a. Thousand

b. Century

c. Million

d. Hundred

09: Natural hot water springs occuring in New Zealand, Italy and Iceland are known as--

a. old faithfuls

b. fountains

c. geysers

d. hot bubbles

e. none

10: Who discovered Uranus?

a. Copernicus

b. Newton

c. Herschel

d. Ganleo

e. None of them

11: Which of the following is not a part of the human eye?

a. Pubil

b. Iris

c. Retina

d. Radius

e. Cornea

12: Which one of the following has the shortest wave length?

a. Alpha-ray

b. Beta-ray

c. X-ray

d. Gamma-ray

e. UV-ray

13: The length of the days and nights is equal at the--

a. south pole

b. tropic of capricorn

c. equator

d. north pole

e. none of these

14: The telephone was invented by---

a. Thomas More

b. James Watt

c. James Arkwright

d. Alexander Graham Bell

e. None of them

15: Where is the sea of Tranquility?

a. In the pacific ocean

b. In the atlantic ocean

c. On the moon

d. Near the bermuda triangle

e. None of these

Answer: c

16: One liter of water is equivalent to how many kilograms?

a. 1.25 kg

b. 0.90 kg

c. 1.5 kg

d. 1 kg

e. None

17: Acquired Immune Deficiency Syndrome (AIDS) is caused by

a. Bacteria

b. Fungus

c. Virus

d. None of the above

18: SMS available in mobile phone stands for--

a. System of Marketing Service

b. System Management

c. Short Message Service

d. Support Management System

e. None of these

Answer: 1. A, 2. C, 03. B, 04. D, 05.A, 06. A, 07. C, 08. A, 09. C, 10. C, 11. D, 12. D, 13. C, 14. D, 15. C, 16. B, 17. C, 18. C