Question.7: Fill in the blanks:
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:A
Question.7: Fill in the blanks:
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 _____.