91. Examine the figure given below and select the right option giving all the four parts (a, b, c and d) correctly identified.
    
    

1. 1. (A) Archegoniophore
      (B) Female thallus
      (C) Gemmacup
      (D) Rhizoids

   
   
   

   2. (A) Archegoniophore
      (B) Female thallus
      (C) Bud
      (D) Foot

   
   
   

   3. (A) Seta
      (B) Sporophyte
      (C) Protonema
      (D) Rhizoids

   
   
   

   4. (A) Antheridiophore
      (B) Male thallus
      (C) Globule
      (D) Roots

   
   
   

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   NA

   Correct Option: A

   NA

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92. Which one of the following is common to multicellular fungi, filamentous algae and protonema of mosses
    

1. 1. Diplontic life cycle

   
   
   

   2. Members of kingdom plantae

   
   
   

   3. Mode of Nutrition

   
   
   

   4. Multiplication by fragmentation

   
   
   

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   NA
   

   Correct Option: D

   NA
   

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93. Which of the following is responsible for peat formation?
    

1. 1. Marchanita

   
   
   

   2. Riccia

   
   
   

   3. Funaria

   
   
   

   4. Sphagnum

   
   
   

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1. View Hint View Answer Discuss in Forum

   Sphagnum, a moss, provides peat that has long been used as fuel. It has the capacity to retain water for long periods and as such used to cover the plant roots during transportation.

   Correct Option: D

   Sphagnum, a moss, provides peat that has long been used as fuel. It has the capacity to retain water for long periods and as such used to cover the plant roots during transportation.

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94. Which one is wrong statement?
    

1. 1. Mucor has biflagellate zoospores

   
   
   

   2. Haploid endosperm is typical feature of gymnosperms

   
   
   

   3. Brown algae have chlorophyll a and c and fucoxanthin

   
   
   

   4. Archegonia are found in Bryophyta, Pteridophyta and Gymnosperms.
      

   
   
   

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1. View Hint View Answer Discuss in Forum

   The spores are non motile in Mucor.

   Correct Option: A

   The spores are non motile in Mucor.

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95. Life cycle of Ectocarpus and Fucus respectively are :
    

1. 1. Diplontic, Haplodiplontic

   
   
   

   2. Haplodiplontic, Diplontic

   
   
   

   3. Haplodiplontic, Haplontic

   
   
   

   4. Haplontic, Diplontic

   
   
   

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1. View Hint View Answer Discuss in Forum

   Ectocarpus exhibits haplodiplontic life cycle while Fucus has diplontic life cycle.

   Correct Option: B

   Ectocarpus exhibits haplodiplontic life cycle while Fucus has diplontic life cycle.

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