Bacteria MCQs with Answers

Yeast is added to dough for making bread. The dough is then set aside in a warm place before being baked. Yeast is added to the dough because _?

• A.It prevents the dough from drying out
• B.It adds a sweet flavor to the bread
• C.It kills harmful bacteria in the dough
• D.It produces carbon dioxide which makes the dough rise

Which of the following is NOT one of the six kingdoms in biological classification?

• A.Animalia
• B.Plantae
• C.Monera
• D.Fungi

Which of the following possesses the character of animal and plant?

• A.Euglena
• B.Paramecium
• C.Amoeba
• D.Hydra

Past Paper MCQ

Virally infected cells produce and release small proteins called ?

• A.Antibodies
• B.Interferons
• C.Antigens
• D.Histamines

Most protists are ?

• A.Aquatic
• B.Terrestrial
• C.Aerial
• D.Parasitic

Micro fossils means ?

• A.Fossils of micro organisms
• B.Fossils of large dinosaurs
• C.Fossils formed in microscopic time
• D.Artificially created tiny fossils

Chlamydomonas, Volvox, and Pandorina belong to _?

• A.Phylum Protozoa, Order Chlamydomonadida
• B.Phylum Chlorophyta, Order Volvocales
• C.Phylum Cyanobacteria, Order Nostocales
• D.Phylum Bacillariophyta, Order Pennales

Zika virus was first discovered in 1947 and is named after the Zika forest in

• A.Uganda
• B.Brazil
• C.Nigeria
• D.Thailand

What are Vaccines?

• A.Treated bacteria or virus or one of their proteins
• B.Live and fully active bacteria or viruses
• C.Antibiotics that kill bacteria
• D.Synthetic hormones that boost immunity

Past Paper MCQ

What is the virus that causes AIDS?

• A.HIV
• B.HBV
• C.HPV
• D.HSV