566. Commonest mammal is

1. 1. Elephant

   
   
   

   2. Lion

   
   
   

   3. Man (Homo sapiens)

   
   
   

   4. Panther

   
   
   

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1. View Hint View Answer Discuss in Forum

   Commonest mammal is human being.

   Correct Option: C

   Commonest mammal is human being.

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567. Which is the only mammal that can fly ?

1. 1. Whale

   
   
   

   2. Bat

   
   
   

   3. Hen

   
   
   

   4. Lizard

   
   
   

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1. View Hint View Answer Discuss in Forum

   Bat is a mammal and it can fly.

   Correct Option: B

   Bat is a mammal and it can fly.

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568. Filaria is transmitted by
     

1. 1. Aedes mosquito
      

   
   
   

   2. Anopheles mosquito
      

   
   
   

   3. Culex mosquito
      

   
   
   

   4. Swamp mosquito

   
   
   

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1. View Hint View Answer Discuss in Forum

   Aedes mosquito causes dengue fever. Anopheles mosquito causes malaria. Culex mosquito causes filaria.

   Correct Option: C

   Aedes mosquito causes dengue fever. Anopheles mosquito causes malaria. Culex mosquito causes filaria.

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569. Which of the following acids is synthesized in human stomach ?
     

1. 1. Sulphuric acid
      

   
   
   

   2. Nitric acid
      

   
   
   

   3. Hydrochloric acid
      

   
   
   

   4. Phosphoric acid

   
   
   

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1. View Hint View Answer Discuss in Forum

   Hydrochloric acid is sythesised in human stomach.

   Correct Option: C

   Hydrochloric acid is sythesised in human stomach.

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570. Which of the following is a mono-genetic parasite ?

1. 1. Hydra

   
   
   

   2. Fasciola

   
   
   

   3. Ascaris

   
   
   

   4. Earthworm

   
   
   

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1. View Hint View Answer Discuss in Forum

   Ascaris is a monogenetic parasite as it completes it life cycle in a single host, i.e., man.

   Correct Option: C

   Ascaris is a monogenetic parasite as it completes it life cycle in a single host, i.e., man.

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