UPPSC Prelims
UPPSC Prelims 2013: Previous-Year Questions
8 questions from this paper, sorted by subject, with their options. Each one opens to its answer and explanation.
Biology 4 questions
Photosynthesis using the invisible part of the sunlight is done by some
- ATrees
- BAlgae
- CBacteria
- DFungi
Refrigeration helps in food preservation by
- Akilling of germs (bacteria)
- Breducing the rate of a biochemical reaction
- Cdestroying the enzyme action
- Dsealing food with a layer of ice
Which one of the following diseases is not transmitted by tiger mosquitoes?
- AYellow fever
- BDengue
- CChikungunya
- DJapanese Encephalitis
The disease caused by a deficiency of protein in children is
- AMarasmus
- BPellagra
- CBeri beri
- DRickets
Chemistry 2 questions
Which of the following gases is used for the purification of drinking water?
- ASulphur dioxide
- BChlorine
- CFluorine
- DCarbon dioxide
Which one of the following statements is not correct regarding the amino acid, tyrosine, present in protein rich foods?
- AIt can help increase energy levels.
- BIt can cope with emotional and environmental stress.
- CIt can combat depression.
- DIt can protect against free radicals responsible for ageing.
Physics 2 questions
The mirror used by a dentist to examine the teeth of patients is
- AConcave
- BConvex
- CPlane
- DCylindrical
What type of electromagnetic radiation is used in the remote control of a television?
- AInfrared
- BUltraviolet
- CVisible
- DNone of the above