NEET BIOLOGY

BIOLOGICAL CLASSIFICATION

KINGDOM PROTISTA

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What major characteristics is the same between animals and animal like protists?
A
They are heterotrophic
B
They are autotrophic
C
They are saprotrophic
D
They are prokaryotic
Explanation: 

Detailed explanation-1: -Like animals, they can move, and they are heterotrophs. That means they eat things outside of themselves instead of producing their own food. Animal-like protists are very small, measuring only about 0.01–0.5mm. Animal-like protists include the flagellates, ciliates, and the sporozoans.

Detailed explanation-2: -Animal-like protists are called protozoa. Most consist of a single cell. Like animals, they are heterotrophic and capable of moving.

Detailed explanation-3: -Actually protists produce both ways. Animal-like amoebas and plantlike Euglena reproduce asexually. Others reproduce sexually. To reproduce sexually, it requires 2 parents.

Detailed explanation-4: -Animal-like protists are heterotrophs. They have to eat other protists or bacteria in order to get energy, much as animals have to eat plants or other animals to get their energy. Plant-like protists, on the other hand, are autotrophs. They can make their own energy from the sun or other sources just as plants can.

Detailed explanation-5: -Animal-like protists are called protozoa (meaning ‘first animal’). All protozoans are unicellular and heterotrophic, meaning they seek out food in their surrounding environments. Some animal-like protists prey on other, smaller microorganisms, which they engulf and digest in a process known as phagocytosis.

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