Answer :

(a) Preservatives


Preservatives are the chemicals that control microbial growth and helps in prevents of spoilage of food. Examples – Sodium benzoate, potassium metabisulphite etc.


(b) Rhizobium


Rhizobium is a nitrogen-fixing bacteria present in nodules of roots of leguminous plants which converts atmosphere nitrogen to nitrites or nitrates that is required for plants.


(c) Carrier/Vector


Vector carry pathogens for example – female Anopheles mosquito carries Plasmodium which causes malaria.


(d) Antibiotics


Antibiotics are the chemicals which destroy or inhibit the growth of disease-causing microbes and are produced by certain bacteria or fungi.


Rate this question :

How useful is this solution?
We strive to provide quality solutions. Please rate us to serve you better.
Try our Mini CourseMaster Important Topics in 7 DaysLearn from IITians, NITians, Doctors & Academic Experts
Dedicated counsellor for each student
24X7 Doubt Resolution
Daily Report Card
Detailed Performance Evaluation
caricature
view all courses
RELATED QUESTIONS :

Yeast is used in Lakhmir Singh & Manjit Kaur - Science

Which of the follLakhmir Singh & Manjit Kaur - Science

The micro-organisLakhmir Singh & Manjit Kaur - Science

Alcohol can be coLakhmir Singh & Manjit Kaur - Science

State the beneficLakhmir Singh & Manjit Kaur - Science

Name any four disLakhmir Singh & Manjit Kaur - Science

The bread dough rLakhmir Singh & Manjit Kaur - Science

Name the scientisLakhmir Singh & Manjit Kaur - Science

Why are antibiotiLakhmir Singh & Manjit Kaur - Science

What is meant by Lakhmir Singh & Manjit Kaur - Science