#1
Which microscopic organism is responsible for causing malaria?
Protozoa
ExplanationMalaria is caused by the Plasmodium genus of protozoa, transmitted through the bite of infected mosquitoes.
#2
What is the primary function of probiotics in the human body?
To aid in digestion
ExplanationProbiotics support digestive health by maintaining a balance of beneficial bacteria in the gastrointestinal tract.
#3
Which of the following microscopic organisms is classified as an arthropod?
Mite
ExplanationMites, belonging to the arachnid class, are microscopic organisms with arthropod characteristics.
#4
What is the mode of transmission of the human immunodeficiency virus (HIV)?
Sexual contact
ExplanationHIV is primarily transmitted through unprotected sexual contact with an infected person.
#5
What is the common term for the fungal infection affecting the toenails and fingernails?
Onychomycosis
ExplanationOnychomycosis is the medical term for fungal infections of the nails, often affecting toenails and fingernails.
#6
What is the primary vector for the transmission of the Zika virus?
Mosquito
ExplanationMosquitoes, particularly Aedes species, serve as the primary vectors transmitting the Zika virus.
#7
What is the primary mode of transmission for the bacterium responsible for causing tuberculosis?
Airborne
ExplanationMycobacterium tuberculosis, the bacterium causing tuberculosis, is primarily transmitted through airborne respiratory droplets.
#8
Which microscopic organism is commonly associated with food spoilage?
Bacteria
ExplanationBacteria, such as those in the genera Bacillus and Clostridium, are often responsible for food spoilage.
#9
Which microscopic organism is responsible for the fermentation process in yogurt production?
Bacteria
ExplanationYogurt fermentation is driven by bacterial cultures, commonly Lactobacillus and Streptococcus species.
#10
Which microscopic organism is known for causing the fermentation process in beer production?
Yeast
ExplanationYeast, particularly Saccharomyces cerevisiae, is crucial for fermenting sugars into alcohol during beer production.
#11
Which microscopic organism is responsible for the production of penicillin?
Fungus
ExplanationPenicillin is produced by the fungus Penicillium, a key antibiotic in medicine.
#12
What is the primary method of prevention for vector-borne diseases transmitted by ticks?
Wearing protective clothing
ExplanationPreventing tick-borne diseases involves wearing protective clothing, including long sleeves and pants, to minimize exposure to ticks.
#13
In which environment is Legionella bacteria commonly found and can cause Legionnaires' disease?
Water
ExplanationLegionella bacteria thrive in water environments, and exposure to contaminated water sources can lead to Legionnaires' disease.
#14
What is the primary vector for the transmission of the dengue virus?
Mosquito
ExplanationAedes mosquitoes are the primary vectors transmitting the dengue virus.