Biology Practice MCQ Page 48
 
Multiple Choice questions for Biology in the sets of 10 each on one page with questions and answers. All sets are useful in the preparation of subject tests for employment or admission.
    
    
        
        
    
    
        
    
Question: 3243   Double fertilization in angiosperm was discovered by
 
- Leeuwenhoek
 
- Strassburger
 
- Hofineister
 
- Naswaschin,S.G
 
 
 
Question: 3244   All sepals collectively constitute a structure termed as
 
- Calyx
 
- Corolla
 
- Gynaecium
 
- Androecium
 
 
 
Question: 3245   Usually the conspicuous ,coloured ,attractive part of flower is termed is
 
- Sepals
 
- Carpels
 
- Petals
 
- Stamens
 
 
 
Question: 3246   Taken together the petals constitute
 
- Calyx
 
- Corolla
 
- Gynaecium
 
- Androecium
 
 
 
Question: 3247   Each stamen has a slender stalk or filament at the top of which a pollen bearing organ is present
 
- Stigma
 
- Anther
 
- Filament
 
- Ovary
 
 
 
Question: 3248   The group of pistals or carpels is collectively spoken off as a
 
- Androecium
 
- Gynaecium
 
- Callyx
 
- Corolla
 
 
 
Question: 3249   An expanded basal portion of carpel is called as
 
- Stigma
 
- Ovary
 
- Style
 
- Pollen tube
 
 
 
Question: 3250   In some angiosperms individual flowers are quite large and are borne singly on the pedicel.Such flowers are termed as 
 
- uniflowers
 
- trichome
 
- solitary flowers
 
- all of the above
 
 
 
Question: 3251   In most angiosperms the flowers are small and occur in groups.Such cluster of flowers arranged on the floral axis is called
 
- Pedicel
 
- Inflorescence
 
- Racemose
 
- None of the above
 
 
 
Question: 3252   In some angiosperms individual flowers are quite large and are borne singly on the pedicel.Such flowers are termed
 
- Solitary flowers
 
- Panicle flowers
 
- Anther
 
- Perianth flowers
 
 
 
Question: 3253   In which inflorescecnce the main axis soon ends in a flower?
 
- Racemose
 
- Cymose
 
- Umbel
 
- Spike
 
 
 
Question: 3254   In which type of inflorescence the main axis is alongated and bears laterally a number of flowers?
 
- Typical recemose
 
- Spike
 
- Catkin
 
- Corymb
 
 
 
     
    
    
 
     
    
        
        
    
    
        
    Answers to the questions of Biology on this page
Following list gives the correct choice for the answer of the Biology mcqs.
    
    
3243 . D        
    
    
3244 . A        
    
    
3245 . C        
    
    
3246 . B        
    
    
3247 . B        
    
    
3248 . B        
    
    
3249 . B        
    
    
3250 . C        
    
    
3251 . B        
    
    
3252 . A        
    
    
3253 . B        
    
    
3254 . A        
    
    
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