Biology
Grade-7
Easy
Question
Match the following. (understanding)
1.Organic waste in water a. Nitrogen and phosphorus
2. Inorganic waste in water b. Pesticides and herbicides
3. Nutrients c. Nitrates and phosphates
- 1-b, 2- a, 3-c
- 1-b, 2-c, 3-a
- 1-c, 2-b, 3-a
- 1-a, 2-b, 3-c
Hint: