Sets
General Science Set 55
30 questions 1. Consider the following pairs:
(I) CS₂ – Carbon disulfide
(II) PCl₃ – Phosphorus trichloride
(III) N₂O₅ – Dinitrogen tetroxide
Which of the pairs given above is/are correctly matched?
2. Errors in mitosis leading to uncontrolled cell division can result in:
3. The magnetic field inside a long current-carrying solenoid is:
4. The pH of a neutral solution is:
5. The Sangai, the dancing deer found on floating phumdis, is endemic to:
6. The increase in the dimensions of a body due to a rise in its temperature is called:
7. The scientist who studied the structure of vitamin B12 and won the Nobel Prize in Chemistry in 1964 is:
8. The most ductile metal is:
9. Water flows at 2 m s⁻¹ through a pipe of cross-section 20 cm², which narrows to 5 cm². The speed in the narrow part is:
10. The cellular functions of sieve tube cells are regulated by:
11. Unlike hydrochloric acid, which is completely ionised, carboxylic acids are:
12. Ākāśha Gangā is the Indian name for the:
13. Consider the following pairs:
(I) Halophiles – Hot springs
(II) Methanogens – Marshy areas
(III) Thermoacidophiles – Hot springs
Which of the pairs given above is/are correctly matched?
14. Consider the following pairs:
(I) Pendulum clock – Christiaan Huygens
(II) Accurate expression for time from the shadow of a vertical stick – Varahamihira
(III) Sinking-bowl water clock – Kautilya
Which of the pairs given above is/are correctly matched?
15. The strength of interparticle attractions depends on:
16. Paramecium belongs to the group of microorganisms called:
17. An object makes one revolution on a circle of radius R in time T. Its average speed is:
18. Binary fission in a definite orientation, in relation to a whip-like structure at one end of the cell, is seen in:
19. Methane is a major component of bio-gas and:
20. Calculations show that an electron in Rutherford's model would spiral into the nucleus in about: