Science Quiz For SSC and Other Exams 2016

Q1. An artificial satellite orbiting the earth does not fall down because the earth’s attraction—
(a) is balanced by the attraction of the moon 
(b) vanishes at such distances 
(c) is balanced by the viscous drag produced by the atmosphere 
(d) produces the necessary acceleration of its motion in a curved path
Q2. Turpentine oil is extracted from—
(a) Nettle 
(b) Cycas 
(c) Pine
(d) Teak

Q3. Mushrooms is a—
(a) fungi 
(b) algae
(c) fern 
(d) moss

Q4. When a nutrient like fertilizer is present in large quantities in a water bodies, plants grow and decay in large numbers because of suffocating of pond that does not leave enough oxygen needed to support life. This type of pollution is called—
(a) Eutrophication
(b) Smog  
(c) Greenhouse effect 
(d) None of these

Q5. What is the composition of nitrolim – a chemical fertilizer? 
(a) Nitrogen and limestone 
(b) Calcium carbide and nitrogen 
(c) Calcium carbide and carbon 
(d) None of these

Q6. ‘Yellow Cake’ an item of smuggling across border is—
(a) a crude form of heroin 
(b) uranium oxide
(c) a crude form of cocaine
(d) unreformed gold

Q7. Protons and neutrons are bound in a nucleus by the—
(a) short range ‘weak interaction’ 
(b) long range ‘gravitational interaction’
(c) long range ‘electromagnetic interaction’ 
(d) short range ‘strong interaction’

Q8. The number of protons in a negatively charged atom (anion) is—
(a) more than the atomic number of the element 
(b) less than the atomic number of the element 
(c) more than the number of electrons in the atom 
(d) less than the number of electrons in the atom

Q9. Compared to burn due to air at 100°C, a burn due to steam at 100°C is—
(a) less dangerous 
(b) equally dangerous  
(c) more dangerous
(d) None of these

Q10. The photosynthesis occurs in the—
(a) Day 
(b) Night 
(c) Day and Night 
(d) None of these

Q11. A book is kept on the surface of a table. If the gravitational pull of the earth on the book is the force of action, then the force of reaction is exerted by 
(a) the book on the table 
(b) the book on the earth 
(c) the table on the book 
(d) the table on the earth

Q12. China wares are wraped in straw of paper before packing. This is the application of concept of 
(a) force
(b) momentum 
(c) acceleration 
(d) impulse

Q13. Solar energy is produced by which reaction?
(a) Fission reaction 
(b) Fusion reaction 
(c) Chemical reaction 
(d) None of these

Q14. A characteristic odour of garlic is due to—
(a) a chloro compound 
(b) a fluarine compound 
(c) a sulphur compound 
(d) acetic acid
Q15. In human body, which one of the following harmones regulates blood calcium and phosphate? 
(a) Glucagon 
(b) Growth harmone 
(c) Parathyroid harmone 
(d) Thyroxine


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