Science Practice Quiz 235

Q1.What are the tiny organisms that can be seen on the surface of moist bread during the rainy season?

A. Bacteria B. Fungi C. Protozoa D. Algae

Q2.What is the primary method of observing microorganisms in water and soil?

A. With the unaided eye B. With a magnifying glass C. With a microscope D. With a telescope

Q3.What are the four major groups of microorganisms?

A. Bacteria, Fungi, Protozoa, Viruses B. Bacteria, Fungi, Protozoa, Algae C. Bacteria, Viruses, Protozoa, Algae D. Fungi, Protozoa, Algae, Viruses

Q4.What is unique about the way viruses reproduce?

A. They reproduce outside the cells of the host organism B. They reproduce only inside the cells of the host organism C. They reproduce in soil and water D. They reproduce in the air

Q5.What type of microorganism causes diseases like dysentery and malaria?

A. Bacteria B. Fungi C. Protozoa D. Algae

Q6.What type of microorganism causes diseases like typhoid and tuberculosis (TB)?

A. Bacteria B. Fungi C. Protozoa D. Algae

Q7.What type of microorganism causes common ailments like cold, influenza (flu), and most coughs?

A. Bacteria B. Fungi C. Protozoa D. Viruses

Q8.Which microorganism is specifically mentioned as promoting the formation of curd?

A. Lactobacillus B. Penicillium C. Chlamydomonas D. Aspergillus

Q9.Who discovered fermentation in 1857?

A. Alexander Fleming B. Louis Pasteur C. Streptomycin D. Tetracycline

Q10.What is the process of conversion of sugar into alcohol known as?

A. Respiration B. Fermentation C. Photosynthesis D. Decomposition

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Science Practice Quiz 235