13 Which of the following plants are dispersed widely?1. those dispersed as spores2. those dispersed as seed3. those dispersed as fruit4. those dispersed by vegetative propagation
14 Which one of the following plants is not a creeper?1. watermelon2. mint3. gourd4. pea
15 Who comes first in the food chain?1. producers2. primary consumer3. decomposers4. scavengers