Match the columns. Phylum Animal i. Protozoa a. Roundworm ii. Nematoda b. Amoeba iii. Arthropoda c. Star fish iv. Echinodermata d. Cockroach
i - b, ii - a, iii - d, iv - c
The correct answer is i - b, ii - a, iii - d, iv - c.
The skeleton is made of calcium carbonate. They have an open circulatory system. They breathe through gills or cloacal respiratory trees. Examples include starfish, sea urchin, common brittle star.
The most unique characteristic of animals of the Mammalia class is the presence of:
Which of the following is an example of the phylum Mollusca?
Which of the following fall under phylum Arthropoda of the animal kingdom?
Which of the following animals does not ruminate?
Pashmina is a fine type of wool which were first woven in which state of India?
Scurvy is caused by the deficiency of which vitamin?
Which of the following is NOT an amphibian?
Which of the following is a nocturnal animal?