Free Kingdom Animalia MCQs with Answers
912 Kingdom Animalia MCQs from Biology, each with the correct answer and a written explanation of why it is correct. Free and unlimited, with no account needed.
Animals are multicellular, heterotrophic eukaryotes whose cells lack cell walls and chloroplasts, with specialised tissues in most groups. Coverage includes body symmetry, tissue layers, coelom, segmentation and levels of organisation, plus major phyla such as Porifera, Cnidaria, Platyhelminthes, Annelida, Arthropoda, Mollusca and Chordata.
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912 questions · page 28 of 46
- A. Porifera
- B. Cnidaria
- C. Annelida
- D. Nematodes
Explanation: Polymorphism refers to occurrence of more than one individual in a single organism, and is a characteristic feature of Cnidarians
Correct answer: Cnidaria- A. Tapeworm
- B. Hookworm
- C. Pinworm
- D. Roundworm
Explanation: Tapeworm infection is caused by eating improperly cooked beef which usually contains the tapeworm "Taenia Saginata."
Correct answer: Tapeworm- A. Intestine
- B. Kidney
- C. Liver
- D. Blood
Explanation: Schistosoma parasites can penetrate the skin of a person wading through contaminated water.
Correct answer: Blood- A. Coelom
- B. Mesoderm
- C. Endoderm
- D. Mesoglea
Explanation: Coelom is a cavity between the body wall and alimentary canal which is lined by mesoderm.
Correct answer: Coelom- A. Ectoderm
- B. Mesoderm
- C. Endoderm
- D. Mesoglea
Explanation: The endoderm is the source of epithelial lining of the digestive tract along with pancreas and gall-bladder.
Correct answer: Endoderm- A. Intestine
- B. Caecum
- C. Stomach
- D. Rectum
Explanation: Ascaris lumbricoides is an intestinal parasite of humans. Their common name is roundworms.
Correct answer: Intestine- A. Fish
- B. Pig
- C. Anemone
- D. Coral
Explanation: Pigs serve as an intermediate host for Taenia solium; humans are infected when they ingest an immature tapeworm(a cysticercus) in…
Correct answer: Pig- A. Squid
- B. Laligo
- C. Slug
- D. Oyster
Explanation: Squid is the common name of Loligo pealeii.
Correct answer: Squid- A. Angiosperms
- B. Sponges
- C. Marine Algae
- D. Fungus like protists
Explanation: Venous flower basket belong to sponges ( phylum porifera).
Correct answer: Sponges- A. Buffalo
- B. Mule
- C. Elephant
- D. Yak
Explanation: Draught animals are used for agricultural tasks like carrying heavy weighted objects or loads.
Correct answer: Elephant- A. Ticks
- B. Honey bee
- C. Beetle
- D. Wasp
Explanation: Ticks are not insects because they are arachnids.
Correct answer: Ticks- A. Presence of wings
- B. Jointed appendages
- C. Haemocoel
- D. Chitinous exoskeleton
Explanation: Phylum Arthropoda doesn't possess wings.
Correct answer: Presence of wings- A. Prototheria
- B. Eutheria
- C. Metatheria
- D. Monotremata
Explanation: Opossums and koala bears belong to subclass metatheria.
Correct answer: Metatheria- A. Mytilus edulis
- B. Loligo peali
- C. Anodonta grandis
- D. Anodonta bairdi
Explanation: Freshwater mussels are an essential component of our rivers and streams.
Correct answer: Anodonta grandis555. Which of the following invertebrate phylum consists of the most abundant species on planet Earth:
- A. Porifera
- B. Cnidaria
- C. Arthropoda
- D. Mollusca
Explanation: Of all animals it is estimated that well over 90% are invertebrates. Of all invertebrates, arthropods are by far the most numerous.
Correct answer: Arthropoda- A. Flatworms
- B. Annelida
- C. Cnidaria
- D. Sponge
Explanation: Sponges are the most basic form of a multicellular animal. They lack the nerves and digestive systems seen in other animals, relying on…
Correct answer: Sponge- A. Blastopore forms the anus
- B. They are both aquatic
- C. They have a well developed circulatory system
- D. They have dorsal nerve cord
Explanation: Both hemichordates and echinoderms are deuterostomes, i.e. blastopore develops to form the anus.
Correct answer: Blastopore forms the anus- A. They all show bilateral symmetry
- B. They show radial as well as bilateral symmetry
- C. They are all protostomes
- D. They are all deuterostomes
Explanation: Triploblastic animals are included in a phyla which have been placed in grade bilatera. This means all of them are bilateral in nature.
Correct answer: They all show bilateral symmetry- A. Aves
- B. Fishes
- C. Amphibians
- D. Mammals
Explanation: Amphibians have a three-chambered heart comprising two atria and one ventricle.
Correct answer: Amphibians- A. Nematoda
- B. Leeches
- C. Sponges
- D. Sea stars
- E. Crustaceans
Explanation: A majority of crustaceans' habitats are aquatic and they live in either marine or freshwater environments, but a few groups have adapted…
Correct answer: Crustaceans