MCQ
Identify $X$ and $Y$ in figure.
- A$X$ = temperate forest, $Y$ = tropical forest
- B$X$ = arctic and alpine tundra $Y$ = desert
- ✓$X$ = coniferous forest $Y$ = grassland
- D$X$ = tropical forest $Y$ = coniferous forest.
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$I.$ Species diversity increases as we move away from the equator towards the poles.
$II.$ Stellar's sea cow and passenger pigeon got extinct due to overexploitation by man.
$III.$ Lantana and Eichhornia are invasive weed in India.
$IV$. The historic convention on biological diversity was held in $1992 .$
Choose the option containing correct statements.