Week 42: The normal threshold of hearing is around?
D – 25-45 db http://blog.widex.com/post/104748793533/human-hearing-range-what-can-you-hear
Week 41: The longest rail line of the world, the Trans-Siberian line, is located in?
A – Russia http://geography.about.com/od/urbaneconomicgeography/a/Trans-Siberian-Railway.htm
Week 40: Penicillin is widely used as?
C – An antibiotic http://www.kidsdiscover.com/quick-reads/penicillin-found-functional-fungus/
Week 39: A Light Year is related to?
C – Distance http://kinooze.com/what-is-a-light-year/
Week 38: Of the following foods, which one is the best source of protein?
B – Fish http://www.allexamgurublog.com/2013/03/everyday-use-questions-and-answers.html
Week 37: A Joule is the unit of?
C – Energy http://www.ducksters.com/science/energy.php
Week 36: In which of the following organs of the human body does maximum absorption of food take place?
C – The small intestine http://www.cyh.com/HealthTopics/HealthTopicDetailsKids.aspx?id=2727&np=152&p=335#small
Week 35: In which year did Sir Edmund Hillary reach the summit of Mount Everest?
B – 1953 http://www.siredmundhillary.com/hillary.htm
Week 34: How many red blood cells does bone marrow produce every second?
C – 10 million http://www.indiabix.com/general-knowledge/basic-general-knowledge/discussion-412
Week 33: For seeing objects at the surface of water from an underwater submarine, the instrument used is?
B – A periscope http://www.webinnate.co.uk/science/week8.htm