We get groundwater through —

এই অধ্যায়ের আরও প্রশ্ন

• C-02-Q026Which of the following is NOT a main source of fresh water in Bangladesh?
• C-02-Q027Why is the groundwater in many areas of Bangladesh unsuitable for drinking?
• C-02-Q028In arsenic-affected areas of Bangladesh, what is collected, treated and drunk?
• C-02-Q029Which of the following is an aquatic plant?
• C-02-Q030Which plant grows both in water and on land?
• C-02-Q031Aquatic flora maintain the level of dissolved oxygen by —
• C-02-Q032Aquatic plants serve as —
• C-02-Q033Aquatic plants take water and minerals through —
• C-02-Q034The soft stems of aquatic plants are an adaptation for —
• C-02-Q035Aquatic plants usually reproduce —