로그인
WAEC - Biology (2016 - No. 39)
Use the diagram above that shows the effect of nitrates on water bodies Study it carefully and answer questions.
The source of the nitrates in the diagram is termed
root nodules of legumes
cloud
fertilizers
organic matter
댓글 (0)
댓글을 달려면 로그인하세요
광고
자바스크립트가 이 페이지를 올바르게 로드하도록 허용
