Q1. Which group of protists includes diatoms?A. DinoflagellatesB. EuglenoidsC. ChrysophytesD. Slime moulds
Q2. Which of the following statements about diatoms is correct?A. Diatoms have silica-embedded cell walls.B. Diatoms are exclusively heterotrophic.C. Diatoms reproduce only sexually.D. Diatoms lack a nucleus.
Q3. Which of the following statements about lichens is incorrect?A. Lichens are a symbiotic association of fungi and algae.B. Lichens are highly sensitive to air pollution.C. Lichens grow well in highly polluted areas.D. Lichens contribute to soil formation by breaking down rocks.
Q4. Which of the following statements about Protists is correct?A. All Protists are unicellular.B. Protists are eukaryotic organisms.C. Protists have prokaryotic ribosomes.D. Protists reproduce only sexually.
Q5. Which of the following statements about protozoans is incorrect?A. Protozoans are unicellular eukaryotic organisms.B. Protozoans reproduce only sexually.C. Protozoans include both free-living and parasitic forms.D. Protozoans exhibit various modes of locomotion.
Q6. Which of the following statements about cyanobacteria is incorrect?A. Cyanobacteria are capable of nitrogen fixation.B. Cyanobacteria are photosynthetic prokaryotes.C. Cyanobacteria lack a nuclear membrane.D. Cyanobacteria are classified under Kingdom Protista.
Q7. Which of the following statements about Mycoplasma is incorrect?A. Mycoplasma are the smallest living cells.B. Mycoplasma lack a cell wall.C. Mycoplasma are resistant to antibiotics targeting cell wall synthesis.D. Mycoplasma have a rigid cell wall.
Q8. Which structure in bacteria allows them to survive in unfavorable conditions?A. CapsuleB. PlasmidC. EndosporeD. Pili
Q9. Which of the following is the primary mode of reproduction in Phycomycetes?A. Formation of conidiaB. BuddingC. Asexual reproduction by sporangiosporesD. Sexual reproduction by basidiospores
Q10. Which of the following is the primary reason why lichens are used as bio-indicators?A. They grow in all environmentsB. They are sensitive to air pollutionC. They can fix atmospheric nitrogenD. They have a symbiotic relationship