21. LSD is obtained from

1. 1. Bacteria

   
   
   

   2. Fungi

   
   
   

   3. 2, 4-D

   
   
   

   4. Alcohol

   
   
   

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1. View Hint View Answer Discuss in Forum

   N/A

   Correct Option: B

   N/A

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22. Fungi which grow on cow dung are called

1. 1. Saxecoles

   
   
   

   2. Corticoles

   
   
   

   3. Coprophilous

   
   
   

   4. Zoophilous

   
   
   

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1. View Hint View Answer Discuss in Forum

   N/A

   Correct Option: C

   N/A

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23. Pond Sillc is the common name of

1. 1. Spirogyra

   
   
   

   2. Chlorella

   
   
   

   3. Ulva

   
   
   

   4. Nostoc

   
   
   

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1. View Hint View Answer Discuss in Forum

   N/A

   Correct Option: A

   N/A

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24. Litmus paper used in laboratary obtained from

1. 1. Green algae

   
   
   

   2. Blue-green algae

   
   
   

   3. Lichen

   
   
   

   4. Fungi

   
   
   

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1. View Hint View Answer Discuss in Forum

   N/A

   Correct Option: C

   N/A

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25. In lichen symbiotic relationship between fungi and algae is called

1. 1. Halotism

   
   
   

   2. Parasitism

   
   
   

   3. Saprophytism

   
   
   

   4. None of these

   
   
   

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1. View Hint View Answer Discuss in Forum

   N/A

   Correct Option: A

   N/A

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