Class IX

Plants with bisexual flowers include
  1. custard apple
  2. sage
  3. tulip
  4. both A and B
Plumule refers to the
  1. developing shoot
  2. developing root
  3. developing leaves
  4. developing cotyledon
Minerals essential for formation of skeletal structures include
  1. calcium
  2. calcium
  3. cadmium
  4. phosphate
Competition for food and light can be reduced through
  1. proper plantation of seeds
  2. proper seed dispersal
  3. overcrowding of species in a certain area
  4. epigeal germination
Forests can be not be conserved if
  1. timber trees are cut down worldwide
  2. timber trees are cut down selectively
  3. if rate of plantation exceeds rate of cutting trees
  4. new seedlings are planted and grown trees are cut
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