Biodiversity is divided into how many categories?

এই অধ্যায়ের আরও প্রশ্ন

• C-13-Q101The total number of organism species existing on the earth refers to—
• C-13-Q102Differences in size, ability to resist diseases, etc. among members of the same species fall under—
• C-13-Q103Hereditary characters of organisms are transmitted through generations by—
• C-13-Q104Changes in characteristics of organisms occur because of changes in—
• C-13-Q105Diversity arising from differences in different ecosystems (pond, river, forest, desert, etc.) is called—
• C-13-Q106Consider the following statements: Which of the following is correct?
• C-13-Q107Extinction of a species in an environment may cause—
• C-13-Q108Once, oysters in Chesapeake Bay (USA) could purify the local water in—
• C-13-Q109What percentage of those Chesapeake oysters has now become extinct?
• C-13-Q110As a consequence of oyster decline at Chesapeake, the level of dissolved oxygen in the water is—