A. Porifera
B. Arthropoda
C. Mollusca
D. Chordata
Related Mcqs:
- Largest invertebrates is _____________ ?
A. Earthworm
B. Euglena
C. Squids
D. Star fishSubmitted by: Shahjahan junejo
- Sub- phylum vertebrate is also known as__________?
A. Pisces
B. Craniata
C. Aves
D. Amphibia - The phylum chrordata comprise about how many species?
A. 25,000
B. 50,000
C. 100,000
D. 10,00,000 - In many which phylum the body of an organisms is usually divided in there regions called head, thorax and abdomen?
A. Arthropods
B. Chordata
C. Annelida
D. Echinodermata - In many which phylum the body of an organisms is usually divided in there regions called head, thorax and abdomen?
A. echinodermata
B. mollusca
C. nematoda
D. arthropodaSubmitted by: Maryam Aftab
- _______ are the first group of invertebrates which have developed a closed circulatory system.
A. Nematods
B. Annelids
C. Arthropods
D. Molluscs - Fishes, most of the invertebrates and amphibians are examples of ________ animals?
A. Endotherms
B. Ectotherms
C. Heterotherms
D. Homeotherms - Most of the marine invertebrates are__________?
A. Osmoconformers
B. Osmoregulators
C. Both depend upon the concentration of sea water
D. None of these - The biggest group of invertebrates is_________?
A. Worms
B. Insects
C. Jelly fish
D. None of theseSubmitted by: Neelam Parri
- Which of the following is second largest part of the brain_______________?
A. Cerebrum
B. Cerebellum
C. Thalamus
D. Hypothalamus