Bacteria
Lactobacilli convert this sugar present in milk into lactic acid.
Lactose
Yeast produces this gas during fermentation, causing bread dough to rise.
Carbon dioxide
Which Fungi is Penicillin obtained from?
Penicillium
Diseases spread through mosquito bites
Dengue, Malaria
Rhizobium lives in these structures on the roots of leguminous
root nodules
This process carried out by yeast converts sugar into alcohol and carbon dioxide
fermentation
One precaution to be taken when taking penicillin
Allergic Reaction
Diseases that can spread from one person to another are called this.
communicable diseases
Rhizobium and leguminous plants show this type of relationship, in which both organisms benefit.
Symbiotic
What is the process of bread production?
mixing ingredients → kneading → fermentation → baking
Explain why antibiotics should not be taken unnecessarily or without medical advice.
antibiotic resistance
Causes of Cholera and Typhoid
contaminated water
What is nitrogen fixation in exchange for food and shelter?
A farmer grows leguminous crops in nitrogen-poor soil. Explain how Rhizobium helps the plant and how the plant benefits Rhizobium.
A baker adds yeast to dough but keeps it in a very cold place. Predict what will happen to the dough and explain why.
The dough will not rise and will remain flat. Yeast needs warmth to become active.
Penicillin is used to treat diseases caused by these microorganisms.
modes of infection and the preventive measures against fungal diseases.
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