MCQ
Characteristic algal growth and water bloom are usually caused by:
- ARed algal.
- BBrown algal.
- ✓Blue green and green algal.
- DBacteria.
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$R$ - Cry proteins produced from Bacillusthuringiensis is toxic to larvae of Certain insects.
$(I)$ Biodiversity throughout the world shows uneven distribution.
$(II)$ According to latitudinal gradient there is no major difference in biodiversity.
$(III)$ Species diversity increases as we move away from equator towards the poles.
$(IV)$ Biodiversity increases as we move from temperate to tropical region.