Sets
General Science Set 63
30 questions 1. The chief producers in the oceans are:
2. Which of the following metals is found in nature in the free state?
3. The time period of a simple pendulum at a given place depends on its:
4. Rudolf Virchow modified the hypothesis of Schleiden and Schwann, giving the cell theory its final shape, in the year:
5. The first woman to receive the Shanti Swarup Bhatnagar Award in the field of chemical science was:
6. Most artificial satellites orbit about 800 km above the Earth. The time they take for one orbit is roughly:
7. Consider the following pairs:
(I) Ovary – Production of eggs
(II) Cervix – Opening of the uterus into the vagina
(III) Vas deferens – Production of sperms
Which of the pairs given above is/are correctly matched?
8. The extra month added every few years in luni-solar calendars is called:
9. The muscle found only in the heart, with cylindrical and branched fibres, is:
10. The brown substance formed during rusting of iron is chemically:
11. Free liquid drops and bubbles are spherical due to:
12. Human cells contain how many pairs of chromosomes other than the sex chromosomes?
13. The first fullerene to be identified was:
14. In an electric circuit, a fuse is placed:
15. In Ayurveda, ritucharya refers to:
16. N₂O₄ is correctly named as:
17. Materials that are not attracted towards a magnet are called:
18. Menstruation stops naturally by the age of:
19. Which of the following devices uses a current-carrying conductor in a magnetic field?
20. Basic substances are generally ______ to touch.