MCQ
Thurioside is a proteinaceous toxin which is obtained from:
- ABiofertilizer
- BFarmyard manure
- CGreen manure
- DBacterial origin
Explanation:
Thurioside is a toxin produced by the bacterium Bacillus thuringiensis. Thus, it is of bactericidal origin. It is used as a bio-insecticide, as it is highly effective against disease causing insects like flies, moths, mosquitoes etc. If consumed by mistake, it acts as a stomach poison
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| Column-$I$ | Column-$II$ |
| (Chromosome) | (Position of Centromere) |
| $A$. Metacentric | $I$. At the tip |
| $B$. Submetacentric | $II$. Almost near the tip |
| $C$. Acrocentric | $III$. At the middle |
| $D$. Telocentric | $IV$. Slightly away from the middle |