1) The process in which dead body of animal and plant is turned in smaller particles ultimately disappearing is called a. evaporation b. disappearance c. fertilization d. decomposition
|
||||
2) During baking process of bread ethanol is a. absorbed b. evaporated c. condensed d. reacted
|
||||
3) Cure for a viral disease (AIDS) is a. not found b. found c. discovered d. effective
|
||||
4) Mould is a type of a. virus b. bacteria c. fungi d. algae
|
||||
5) Different types of viruses attack different animals and human beings, animals get a. flu b. cough c. fever d. muscle cramps
|
||||
6) If food is left on table for a long time bacteria will a. multiply b. spoil food c. both a and b d. keep refresh
|
||||
7) Parasites are a. harmful b. harmless c. beneficial d. medicinal
|
||||
8) A theory which explains that most diseases are caused by microorganisms was given by a. Louis Pasteur b. Marie Claire c. Thomas d. Newton
|
||||
9) Prevention is better than a. medicine b. cure c. measures d. results
|
||||
10) Bird's flu killed most of a. animals b. humans c. both a and b d. plants
|