Uses of microorganisms - class-XI
Description: uses of microorganisms | |
Number of Questions: 19 | |
Created by: Rachana Sahu | |
Tags: micro organisms micro - organism useful and harmful microbes p-block elements interdependence of organism and the environment environmental science biology microorganisms chemistry environment nutrition in living organisms air air and atmosphere microorganism : friend and foe ecology world of microbes planet earth cell structure and micro-organisms |
In batch fermentation:
Penicillin inhibits bacterial multiplication because it
Read the following statements and select the correct option:
STATEMENT I: Nostoc and bacteria are prokaryotes.
STATEMENT II: Penicillium and Spirogyra are fungi.
Which of the following is the main function of antibiotic drugs in human body?
Which famous biologist showed in the middle of the nineteenth century that beer and butter milk are products of fermentation brought about by years?
Which microorganism is used for fermentation?
Maximum alcohol will be obtained from
Alcohol is produced during the process of
Who among the following said that 'fermentation is a biochemical process'?
State whether the following statements are true or false.
Fermentation is the process that produces bubbles of carbon dioxide that makes bread dough rise.
State whether the following statements are true or false.
Fermentation is the process that causes your muscles to be sore after a long, strenuous workout.
Identify correct pairs from the following.
(Q) Clostridium$\longrightarrow$ Bakery products
(R) Penicillium$\longrightarrow$ Production of antibiotics
(S) Yeast $\longrightarrow$Food poisoning
Which of the following statement are correct?
A. Pyruvate can be converted into ethanol and carbon dioxide by yeast.
B. Fermentation takes place in aerobic bacteria.
C. Fermentation takes place in mitochondria
D. Fermentation is a kind of anaerobic respiration.
Natural fixation of nitrogen takes place through a non-biological process called ___________.
Which of the following breed yield good quality wool?
Which of the following fertilizers does not replenish nitrogen in the soil?
Nitrogen fixation means: