Class X

The process of spore formation is know as -
  1. Fragmentation ;
  2. Fission ;
  3. Budding ;
  4. Sporulation .
In sperm mitochondria occuurs at ?
  1. In middle piece
  2. In head
  3. In tail
  4. In acrosome
 A bisexual flower contains
  1. stamens only
  2. carpels onl
  3. either stamens or carpels
  4. Both stamens and carpels
Variations are useful because 
  1. it helps in reproduction 
  2. it helps in the survival of species over time.
  3. it helps in copying DNA and further translation 
  4. none of the above
Regeneration of new individual from fragments of parent occurs in
  1. Plasmodium
  2. Amoeba
  3. Planaria
  4. none of these
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