1. Who established the chromosome theory of heredity?
THOMAS MORGAN
2. In which field(s) can humans make use of Ultrasound?
A engineering B both C medicine D neither
B. BOTH
3. What are the following called - Koch Curve, Sierspinski Sponge, Mandelbrot Set, Julia Set?
FRACTALS
4. The elements which are doped in Solar Cells are -
B, P
5. According to relativity theory, only what has an absolute velocity?
LIGHT AND PHOTON
6. A waterfall produces an even spread of all frequencies, making a hissing sound called _____ noise.
WHITE
7. Organic compounds containing an amino group are called _____.
AMINES
8. The study of materials at very low temperatures is called -
CRYOGENICS
9. Which of the following is a disaccharide?
A Sucrose B Fructose C Glucose D Starch
A SUCROSE
10. Which of the following is not a hominoid?
A Orangutan B Baboon C Gibbon D Human
B BABOON
11. Which vitamin is known as Phylloquinone?
VITAMIN K
12. Which of the following is an ungulate?
A Opossum B Manatee C Crocodile D Giraffe
D. GIRAFFE
13. DNA molecules are polymers because they consist of chains of similar units linked together. What are these units called?
NUCLEOTIDES
14. How many kingdoms of living things are there?(excluding viruses!)
FIVE
15. Which of the following stages in the life cycle of a star comes after the Main Sequence Period?
A Nebula B T Tauri Type C Red Giant D Protostar
C. RED GIANT
16. What is the length of Tycho Crater on the moon?
84KM
17. In electroplating, the substance to be coated is made the _____.
CATHODE
18. Specific Gravity is also known as -
RELATIIVE DENSITY
19. How many whole numbers are there in the pH scale (not counting zero)?
14
20. To which kingdom of living things do amoeba and paramoecium belong?
PROTISTA
21. The Quantum Theory explains which effect?
PHOTOELECTRIC EFFECT
22. Write the latin name of Mercury.
HYDRARGYRUM
23. A sound with definite frequency is called a -
TONE
24. Which of the following is a semisynthetic polymer?
A Polyester B Kevlar C Rayon D Nylon
C RAYON
25. Solder is an alloy of what
LEAD AND TIN