dav international class7 dharam shiksha chapter 15 question answer
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Decomposers play an important role in ___________ of nutrients.
2. Herbs are found in the ___________ layer of the forest.
3. Forests maintain a balance between the amount of ___________ and ___________ gases in the atmosphere.
4. Overgrazing in forests may cause a decrease in soil ___________ and an increase in soil ___________.
5. ___________ is the national tree of India.
Answer: (1) recycling (2) understory (3) Oxygen, CO2 (4) fertility, erosion (5) Banyan
B. Write True or False for the following statements
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