Systematics of Living Organisms - Protista

Plant like protists are also termed as ?

• Phytoplankton

• Chrysophytes

• Glaucophytes

• Phyllophytes

Answer explanation

Plant like Protista are also termed Chrysophytes. They are commonly termed phyto-planktons. They are microscopic and mostly photosynthetic and are major producers in oceans.

Plant-like protists are referred to as diatoms as they have body wall made up of ?

• Two soap-box like fitting silica covers.

• Chitin

• Peptidoglycan

• Calcium carbonate and magnesium carbonate pectin.

Answer explanation

Diatoms have body wall made up of two soap-box like fitting silica covers. “Diatomaceous earth" is nothing but these shells left behind for so many years.

Diatomaceous earth is used for which purpose from the following ?

• 
• 
• 
• 

Answer explanation

Diatomaceous earth is granular hence finds use in polishing and filtration. It is also used as a refrigerator deodorant.

Animal like protists are also known as ?

• Amoeba

• Protozoans

• Entamoeba

• Ciliated protista

Answer explanation

Animal like Protista, are also termed protozoans. They lack cell wall and are heterotrophs. They are believed to be primitive animal forms.

Amoeboid protozoans have _______ as locomotory organs.

• Cilia

• Flagella

• Pseudopodia

• Pili

Answer explanation

Amoeboid protozoans have pseudopodia as locomotory organs.

Entamoeba is responsible for which disease from the following ?

• Amoebic dysentery

• Pyrexia

• Febrile illness

• Pneumonia

Answer explanation

Entamoeba is endoparasite and causes amoebic dysentery.

Which animal like Protista has flagella for locomotion ?

• Paramecium

• Trypanosoma

• Amoeba

• Entamoeba

Answer explanation

Trypanosoma is a common flagellated pathogen which causes sleeping sickness.

_______ is a cilliate protozoan having cilia for locomotion.

• Paramecium

• Amoeba

• Trypanosoma

• Entamoeba

Answer explanation

Paramecium is a cilliate protozoan having cilia for locomotion.

Plasmodium is a sporozoan protozoa which causes _______.

• Dysentry

• Pyrexia

• Malaria

• Paralysis

Answer explanation

Plasmodium is a sporozoan protozoa which causes malaria.