First commercial pesticide was
First commercial pesticide was
- A
$DDT$
- B
$2,4-D$
- C
Burgandy mixture
- D
Bordeaux mixture
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The most common substrate used in distilleries for the production of ethanol is
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- [AIPMT 2011]
Match the columns :
Column - $I$
Column - $II$
$(a)$ Aspargillas Nizer
$(1)$ Lactic acid
$(b)$ Aceto bacter aciti
$(2)$ Citric acid
$(c)$ Clostridium butiricum
$(3)$ Acetic acid
$(d)$ Lacto bacillus
$(4)$ Buteric acid
Match the columns :
| Column - $I$ | Column - $II$ |
| $(a)$ Aspargillas Nizer | $(1)$ Lactic acid |
| $(b)$ Aceto bacter aciti | $(2)$ Citric acid |
| $(c)$ Clostridium butiricum | $(3)$ Acetic acid |
| $(d)$ Lacto bacillus | $(4)$ Buteric acid |
What is the composition of the biogas?
What is the composition of the biogas?