Test: Nonchordates Acoelomates


5 Questions MCQ Test Online MCQ Tests for Class 9 | Test: Nonchordates Acoelomates


Description
Attempt Test: Nonchordates Acoelomates | 5 questions in 10 minutes | Mock test for Class 9 preparation | Free important questions MCQ to study Online MCQ Tests for Class 9 for Class 9 Exam | Download free PDF with solutions
QUESTION: 1

Which of the following organism is not triploblastic?

Solution: Because jellyfish is in phylum cnidarians &porifera,cnidarians are diploblastic.
QUESTION: 2

Which of the following is not a feature of flatworms?

Solution:

Flatworms are acoelomate, triploblastic animals. They lack circulatory and respiratory systems, and have a rudimentary excretory system. Cestodes or tapeworms, infect the digestive systems of primary vertebrate hosts. Nematodes are pseudocoelomate members of the clade ecdysozoa. 

QUESTION: 3

Canal system is present in phylum:

Solution:
QUESTION: 4

Which of the following phyla posesses radial symmetry?

Solution:

Coelenterata consists of two phylum ctenophora (comb jellies) and the cnidaria ( coral animals, true jellies, sea anemones, sea pens, and their allies). They are radially symmetrical, diploblastic. These animals are acoelomates and they do not possess a head.

QUESTION: 5

Which of the following is a diploblastic organism?

Solution: Sea anemones are a group of marine, predatory animals of the order Actiniaria. They are named after the anemone, a terrestrial flowering plant, because of the colourful appearance of many. Sea anemones are classified in the phylum Cnidaria, class Anthozoa, subclass Hexacorallia. As cnidarians, sea anemones are related to corals, jellyfish, tube-dwelling anemones, and Hydra. Unlike jellyfish, sea anemones do not have a medusa stage in their life cycle.
Use Code STAYHOME200 and get INR 200 additional OFF
Use Coupon Code