Malaria Resurgence and Plasmodium Characteristics

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What is the name of the protist causing malaria?

Diatoms

Plasmodium (correct)

Dinoflagellates

Amoeba

In which large group does Plasmodium belong?

Chrysophyta

Apicomplexa (correct)

Pyrrhophyta

Rhizopoda

What is the primary food source at the base of the freshwater food chain?

Plasmodium

Dinoflagellates

Amoeba

Diatoms (correct)

Which protist releases a large amount of energy into planktonic food webs?

Dinoflagellates (A) Signup and view all the answers

Which protist helps white blood cells fight disease?

Amoeba (D) Signup and view all the answers

Which protist is motile and free-living?

Amoeba (D) Signup and view all the answers

What is an example of endosymbiosis in animals mentioned in the text?

Termites & their protozoan gut inhabitant (D) Signup and view all the answers

In bioaccumulation, what accumulates inside living organisms?

Toxins or toxic chemicals (B) Signup and view all the answers

What is biomagnification primarily associated with?

Increasing toxin levels (C) Signup and view all the answers

Which of the following best defines an endocrine disruptor?

A chemical that disrupts normal endocrine system functions (B) Signup and view all the answers

Why does Plasmodium continue to pose a great risk to human health according to the text?

Despite modern medical advances, it has developed resistance (B) Signup and view all the answers

What is one example of Plasmodium's resilience mentioned in the text?

Evolution of resistant varieties of Anopheles mosquitoes (C) Signup and view all the answers

What is the difference between primary and secondary endosymbiosis in terms of mitochondrial and plastid evolution?

Primary endosymbiosis involves the uptake of a free-living bacterium by a heterotrophic eukaryote, while secondary endosymbiosis involves the engulfment of a photosynthetic eukaryote by another eukaryote. (A) Signup and view all the answers

Which statement accurately describes the relationship between algae and the evolution of mitochondria and plastids?

Algae were the original hosts of mitochondria, while plastids evolved from cyanobacteria within algae. (C) Signup and view all the answers

What evidence supports the theory that mitochondria were acquired before plastids in eukaryotic evolution?

The DNA of plastid genes in algae is similar to that of cyanobacteria, indicating a later acquisition of plastids. (A) Signup and view all the answers

How has advancements in systematics impacted the classification of Protista as a kingdom?

The kingdom Protista was dissolved due to new evidence suggesting its groups have ancestors in common with other kingdoms rather than with each other. (C) Signup and view all the answers

Why is it inaccurate to categorize Protista into one cohesive group based on evolutionary classification?

Protista groups have diverse ancestors from different kingdoms rather than sharing a common ancestry with each other. (C) Signup and view all the answers

What evidence supports the claim that all eukaryotes studied so far have either mitochondria or modified versions of them?

Identification of common mitochondrial structures across diverse eukaryotic species through genetic analyses. (C) Signup and view all the answers