Percentage of organic substance in soil composition is —

এই অধ্যায়ের আরও প্রশ্ন

• C-08-Q015Percentage of gaseous substances in soil is —
• C-08-Q016Water in soil is mainly present in —
• C-08-Q017The water retaining capacity of soil depends on —
• C-08-Q018Between sand and clay, which retains more water?
• C-08-Q019Why does clay retain more water than sand?
• C-08-Q020Sandy soil has higher drainage because —
• C-08-Q021Humus retains water that —
• C-08-Q022Water content in protoplasm of plant cells is about —
• C-08-Q023Plants absorb a small part of water through —
• C-08-Q024Major part of water needed by plants comes from soil through —