Select the correct statement.

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(B) $1$. $Aspergillus$ $niger$ is a fungus used for the production of citric acid,not butyric acid. (Statement $A$ is incorrect).$2$. Streptokinase,pr

Vedclass · Accepted Answer

Streptokinase is used as a 'clot buster'.

Vedclass · Answer

(B) $1$. $Aspergillus$ $niger$ is a fungus used for the production of citric acid,not butyric acid. (Statement $A$ is incorrect).$2$. Streptokinase,produced by the bacterium $Streptococcus$,is modified by genetic engineering and used as a 'clot buster' for removing clots from the blood vessels of patients who have undergone myocardial infarction. (Statement $B$ is correct).$3$. During sewage treatment,anaerobic bacteria produce a mixture of gases such as $CH_4$,$CO_2$,and $H_2$ in the anaerobic sludge digester. (Statement $C$ is also correct).$4$. Anaerobic bacteria,not aerobic bacteria,grow in anaerobic sludge digesters. (Statement $D$ is incorrect).Note: In the context of standard biology questions,both $B$ and $C$ are factually correct. However,if a single choice is required,$B$ is often highlighted as a primary medical application.

Column-$I$	Column-$II$
$(a)$ Mycorrhiza	$(1)$ Rhizobium
$(b)$ Bt	$(2)$ Nucleopolyhedrovirus
$(c)$ Root nodules	$(3)$ Phosphorus
$(d)$ Baculovirus	$(4)$ Bt-Cotton

Column-$I$	Column-$II$
$1$. $Propionibacterium$ $shermanii$	$A$. Production of ethanol from fruit juice
$2$. $Saccharomyces$ $cerevisiae$	$B$. Citric Acid
$3$. $Aspergillus$ $niger$	$C$. 'Swiss Cheese'
$4$. $Trichoderma$ $polysporum$	$D$. Immunosuppressive agent

Similar Questions

Which of the following pairs is not correctly matched?

Statement $A$: Hydrogen is a fuel of energy.
Statement $R$: Photosynthetic microorganisms produce $H_2$,which are capable of converting solar energy into chemical energy.

In the given figure,what do '$z$' and '$b$' represent respectively?

Match the columns:
Column-$I$ Column-$II$
$(a)$ Mycorrhiza $(1)$ Rhizobium
$(b)$ Bt $(2)$ Nucleopolyhedrovirus
$(c)$ Root nodules $(3)$ Phosphorus
$(d)$ Baculovirus $(4)$ Bt-Cotton

Match the following columns:
Column-$I$ Column-$II$
$1$. $Propionibacterium$ $shermanii$ $A$. Production of ethanol from fruit juice
$2$. $Saccharomyces$ $cerevisiae$ $B$. Citric Acid
$3$. $Aspergillus$ $niger$ $C$. 'Swiss Cheese'
$4$. $Trichoderma$ $polysporum$ $D$. Immunosuppressive agent

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