1. Write the name of structures to ingest the food in following organisms:
a) Paramecium b) Spider c) Frog d) Mosquito
Answers
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A) Paramecium-Cilia
B)Spider-chelicerae
C)Frog- maxillary teeth
D)Mosquito-cephalic appendages
Explanation:-
A)Paramecium-
The hair-like structure used by paramecium to ingest food is called Cilia. Cilia surrounds the paramecium body and moves to and fro to drive the paramecia through the water. Cilia help the paramecia to move food into the oral groove, which collects the food and directs it into the mouth
B)Spider
As a first step in eating, the spider will literally vomit digestive fluid over the prey. Then the prey is chewed with the "jaws" (chelicerae), and the fluid is sucked back into the mouth together with some liquefied "meat" from the prey.
C)Frog-
Frogs catch their food (such as insects and flies) with the help of its stick tongue and mixes it with the saliva. The teeth's present in the upper jaw are called the maxillary teeth, it helps in grinding the ingested food before it is swallowed.
D)Mosquito-
Mouthparts of insects are modified cephalic appendages. Different insects have adapted themselves to different modes of ingestion of food. The basic structure of mouthparts remains the same. These similar mouthparts are an example of homologous organs.
Answer:
a. Celia
b. Insects
c. Sticky tounge
d. Sucking blood
Explanation:
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