Ciliates, sporozoans and Lab 1
Answers are for parents and teachers.
1
Compare Paramecium and amoeba by 3 features: organ of movement, number of nuclei, way of taking food.
Paramecium: cilia, 2 nuclei (large, small), through an oral groove. Amoeba: pseudopods, one nucleus, engulfing with pseudopods.
2
Write 3 rules to avoid malaria.
Protect against mosquito bites (net, repellent), clear places where water collects, see a doctor if there is fever.
3
Show Paramecium reproduction in steps with a drawing.
Nuclei divide → body narrows in the middle → two Paramecia form.
4
Why does the teacher handle methyl green and acetic acid in the lab? Write one sentence.
These chemicals can harm skin, eyes and clothes, so adult control is needed.
5
Name the 4 classes of unicellular animals and give one representative of each.
Sarcodina – amoeba; flagellates – euglena; ciliates – Paramecium; sporozoans – malaria parasite.