Sets
General Science Set 41
30 questions 1. Among the following metals, the highest thermal conductivity is that of:
2. Which of the following diseases is caused by bacteria?
3. According to Dalton, during a chemical reaction atoms are merely:
4. The SI unit of electrical resistivity is:
5. Petrol, diesel and kerosene are obtained from:
6. The maximum amount of solute that dissolves in a fixed quantity of solvent at a particular temperature is called its:
7. The flow of cooler air from the valley up the warm mountain slopes during the day is called:
8. An open circulatory system is present in:
9. Consider the following statements:
(I) Mendeleev and Lothar Meyer, working independently, proposed in 1869 that similarities in properties appear at regular intervals when elements are arranged in increasing atomic weights.
(II) Lothar Meyer's work was published before the work of Mendeleev.
(III) Mendeleev is generally credited with the development of the Modern Periodic Table.
Which of the above is/are correct?
10. The ozone layer in the upper atmosphere mostly absorbs:
11. The connective tissue with a soft, jelly-like matrix that provides flexibility and cushions the ends of bones is:
12. Which of the following is an inclusion body in prokaryotic cells?
13. Infrasonic waves are used for detecting:
14. The molar mass of sodium chloride is:
15. The Paris Agreement set a goal to limit global warming to below:
16. Atmospheric oxygen is mainly restored through:
17. Baking powder is a mixture of baking soda and:
18. The outermost layer of the bacterial cell envelope is the:
19. Photosynthesis and respiration form part of the carbon cycle that operates over a time scale of:
20. The difference in molecular mass between ethane (C₂H₆) and propane (C₃H₈), taking atomic masses of C = 12 u and H = 1 u, is: