Biology
Match the items in Column A with those in Column B
| Column A | Column B |
|---|---|
| Penicillium | Bacteria occurring in chains. |
| Diplococci | Antibiotic. |
| Streptococci | Bacteria occurring in pairs. |
Related Questions
A preparation consisting of weakened or dead germ substances is:
- Toxins
- Antitoxins
- Toxoids
- Vaccines
Name the following:
(a) The locomotory structure of a bacterium that enables it to swim.
(b) The process of flavouring tea by certain bacteria.
(c) The process of making leather from the animals skin.
(d) Bacterial disease of mustard.
(e) The scientist who discovered the antibiotic streptomycin.
Fill in the blanks:
(a) The first antibiotic penicillin was discovered by …………… .
(b) …………… bacteria is found living in the nodules on the roots of leguminous plants.
(c) The hormone …………… was the first substance produced by Escherichia coli.
(d) …………… is an example of denitrifying bacteria.
(e) …………… and …………… are the two heterotrophic modes of nutrition in bacteria.
Name the bacteria that converts
(a) ammonium compounds to nitrites
(b) nitrites to nitrates