Question

Fill in the blank:
(a) The insects, butterflies, honeybees and birds help flowering plants in _____________.
(b) A forest is a purifier of _____________ and _____________.
(c) Herbs form the _____________ layer in the forest.
(d) The decaying leaves and animal droppings in a forest enrich the _____________.

Answer 1

(a) The insects, butterflies, honeybees and birds help flowering plants in pollination.
(b) A forest is a purifier of air and water.
(c) Herbs form the lowest layer in the forest.
(d) The decaying leaves and animal droppings in a forest enrich the soil.