Sets
General Science Set 19
30 questions 1. A switch is a simple device that:
2. Maharaj Kishan Bhan played a key role in developing the vaccine against:
3. Which of the following is a non-lustrous material?
4. Heat is the form of energy transferred between a system and its surroundings by virtue of a difference in:
5. Consider the following pairs:
(I) Earth Summit – 1992
(II) Kyoto Protocol – 2005
(III) Paris Agreement – 2015
Which of the pairs given above is/are correctly matched?
6. Rutherford's model of the atom is also known as the:
7. Which of the following can displace copper from copper chloride solution?
8. The disc-shaped structures present on the sides of the centromere are called:
9. The model that replaced Bohr's model, describing electrons as clouds with probable regions, is the:
10. Balancing of chemical equations is based on the law of:
11. In a flower, the male gametes are found in:
12. In the Himalayan region, the gharat (panchakki) is traditionally used to:
13. A chemical equation in which the number of atoms of each element is not the same on both sides is called:
14. Each human gamete has ___ chromosomes.
15. Water clocks in which water flowed out of a vessel were not very accurate because:
16. Bile juice secreted by the liver is:
17. A speed of 54 km/h expressed in m/s is:
18. In the reaction H₂S + Cl₂ → 2HCl + S, the species oxidised is:
19. Fat-soluble carotenoid pigments like carotene and xanthophylls are present in:
20. A sound of a single frequency, such as that from a tuning fork, is called a: