Consider the following statements
$I.$ Antibiotics are chemical substances produced by some microorganisms which can kill or retard the growth of other disease-causing microorganisms
$II.$ Penicillin is the first antibiotic discovered by Alexander Fleming $(1928),$ while working on bacterium Staphylococcusaureus
$III.$ The function of penicillin as an antibiotic was established by Ernst chain and Howard Florey
Which of the statement given above are correct?
$I$ and $II$
$I$ and $III$
$II$ and $III$
$I, II$ and $III$
Match column $I$ with column $II$ and select the correct option using the codes given below.
Column $-I$ | Column $-II$ |
$(A)$ Citric acid | $(i)$ Trichoderma |
$(B)$ Cyclosporin $A$ | $(ii)$ Clostridium |
$(C)$ Statins | $(iii)$ Aspergillus |
$(D)$ Butyric acid | $(iv)$ Monascus |
Streptokinase is synthesizes by....
Identify fungi.
Identify the blank spaces $a, b, c$ and $d$ given inthe following table and select the correct answer.
Type of microbes |
Scientific name |
Commercial product |
Bacterium |
$a$ |
Clot buster enzyme |
$d$ |
Aspergillus niger |
Citric acid |
Fungus |
Trichoderma polysporim |
$c$ |
Bacterium |
$d$ |
Butyric acidb |
Identify the correct statements w.r.t. antibiotics
$(i)$ Fleming, Chain and Florey were awarded the Nobel prize in $1945$
$(ii)$ Antibiotics have greatly improved our capacity to treat deadly diseases
$(iii)$ Penicillin was used to treat American soldiers wounded in World War I