11th class (FSc) Biology Unit 10 MCQs
Chapter 10 MCQS 11th Class Biology
Kingdom Animalia:
1. The phylum which exclusively marine is:
a. Enhinodermata
b. Cnidaria
c. Annelida
d. Porifera
2. Loligo is an animal of phylum Mollusca which is commonly called:
a. Oyster
b. Slug
c. Squid
d. Garden snail
3. Animals that have their body cavity filled with parenchyma are:
a. Pseudocoelomates
b. Acoelomate
c. Coelomate
d. None of these
4. The integumentary and nervous system are developed from:
a. Ectoderm
b. Endoderm
c. Mesoglea
d. Mesoderm
5. The animals without a body cavity are called:
a. Coelomate
b. Eumetazoa
c. Acoelomata
d. Pseudocoelom
6. Diploblastic animals belong to division:
a. Echinodermata
b. Protozoa
c. Radiate
d. Parazoa
7. Animals of which phylum have developed bilateral symmetry in their larvae and radial symmetry in adults:
a. Mollusca
b. Nematode
c. Echinodermata
d. Annelida
8. In animals the digestive system develop from:
a. Endoderm
b. Ectoderm
c. Peviderm
d. Mesoderm
9. The skeleton of sponges are called as:
a. Tentacles
b. Gemmules
c. Corals
d. Spicules
10. In sponges asexual reproduction takes place by budding. The internal buds are called:
a. Endosperm
b. Globules
c. Cyst
d. Gemmules
11. The best commercial sponges are found in the warms water of;
a. Mediterranian ocean
b. Pacific ocean
c. Indian ocean
d. Atlantic ocean
12. The asexual reproduction in sponges occurs by:
a. Binary fission
b. Fragmentation
c. Budding
d. Multiple fission
13. An example of beautiful and delicate sponge called venus flower basket is:
a. Euplectella
b. Sycon
c. Spongilla
d. Leucoselenia
14. The pores by which water enters the body of sponges is called:
a. Mouth
b. Osculum
c. Pinacocytes
d. Ostia
15. The inner layer of most sponges is called:
a. Endoderm
b. Pinacoderm
c. Epiderm
d. Choanoderm
16. The pores by which the water leaves the body of sponges are called:
a. Anus
b. Ostia
c. Osculum
d. Mouth
17. Venus flower basket is:
a. Euplectella
b. Sycon
c. Spongilla
d. Leucosolenia
18. The polyp is reduced and medusa is dominant:
a. Obelia
b. Sea anemone
c. Hydra
d. Jelly fish
19. Polymorphism is a characteristic of members of phylum:
a. Annelida
b. Porifera
c. Arthropoda
d. Cnidaria
20. Hydra belongs to phylum:
a. Annelida
b. Mollusca
c. Arthropoda
d. Cnidaria
21. Polyp and medusa are examples of:
a. Namatoda
b. Coelentrata
c. Arthropoda
d. Porifera
22. Sea anemone belongs to phylum:
a. Echinodermate
b. Coelentrata
c. Annelida
d. Arthropoda
23. In phylum coelenterate special cells cindocytes give size to:
a. Gastrozoids
b. Polyps
c. Gemmules
d. Nematocysts
24. The polyp is reduced and medusa is dominant in:
a. Aurelia
b. Actinia
c. Obelia
d. Madreporite
25. Some of colonial members of Cnidaria have up to five different types of zooids performing different functions for the colony e.g.:
a. Aurelia
b. Physalia
c. Actinia
d. Paramecium