1. The kidneys form a part of the human _______ system.   digestive   excretory   respiratory   nervous   Hint Half-n-half Clue   2. In which country is the Taj Mahal located?   India   South Africa   Pakistan   Israel   Half-n-half Clue   3. An angle which measures exactly 90o is called _______   an obtuse angle   a reflex angle   a right angle   an acute angle   Half-n-half Clue   4. Which scientist is known to have discovered gravity when an apple fell on his head?   Sir Isaac Newton   Thomas Alva Edison   Benjamin Franklin   Michael Faraday   Half-n-half Clue   5. Which of these monuments is located in London?   Statue of Liberty   Big Ben   Eiffel Tower   Leaning Tower   Half-n-half Clue   6. In our solar system, how many planets are there between the Earth and the Sun?   One   Three   Two   Zero   Half-n-half Clue   7. Who invented the telephone?   Thomas Alva Edison   Michael Faraday   Sir Alexander Graham Bell   Benjamin Franklin   Half-n-half Clue