Q.41)-Number of mitochondria in bacterial cell is
- One
- Two
- many
- Zero
Q.42)-The harmuful substances produced by the microbes are known as
- Antibiotics
- Pollutants
- Hormones
- Toxins
Q.43)-Interferons are synthesized response is
- Bacteria
- Fungi
- Mycoplasma
- Virus
Q.44)-Pneumonia is a bacterial disease caused by the type of bacteria called_________________
- Bacilli
- Cocci
- Sprilli
- Vibrio
Q.45)-The chemical component that is invariably found in all viruses is
- Proteins
- Lipids
- DNA
- RNA
Q.46)-Bactreial decomposition of biological material under anacerobic condition is
- Fermentation
- Fertilization
- Contamination
- Compositing
Q.47)-Bactria was discovered by
- Antonic von Leeuwenhoek
- Belarus
- Hugo de Vries
- Robert Brown
Q.48)-Which of the following induces nitrogen fixation soil
- Protozoa
- Bacteria
- Fungi
- Algae
Q.49)-Which of the following organisms are considered to be both living and non-living
- Bacteria
- Fungi
- Algae
- Virus
Q.50)-Which type of pathogen causes the waterborne disease Salmonellosis
- Algal
- Parasitic
- Bacterial
- Viral