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 46 of 46
- A. Desert-snake
- B. Coelenterate
- C. A big-reptile
- D. Black-forest monkey
Explanation: The Portuguese-man-of-war is a coelenterate, a marine invertebrate belonging to a group that includes jellyfish and sea anemones.
Correct answer: Coelenterate- A. One ventricle, two atria
- B. Two ventricles, one atrium
- C. One ventricle, one atrium
- D. One ventricle, one atrium, one sinus venosus
Explanation: Amphibians typically have a heart with three chambers, which includes one ventricle and two atria.
Correct answer: One ventricle, two atria- A. Ornithology
- B. Ichthyology
- C. Herpetology
- D. Serpetology
Explanation: The correct answer is Ichthyology, which is the scientific study of fishes, including their biology, classification, and conservation.
Correct answer: Ichthyology- A. Bipinnaria larva
- B. Trochophore larva
- C. Glochidium larva
- D. Instar larva
Explanation: Tornaria larva resembles with Bipinnaria larva. Because Tornaria larva of hemichordates and Bipinnaria of Echinodermata are very similar…
Correct answer: Bipinnaria larva- A. Myxine (Hagfish)
- B. Skates
- C. Sharks
- D. Teleost (Bony Fishes)
Explanation: Marine teleosts are hypoosmotic to seawater, so they face osmotic loss of water and diffusional gain of NaCl across the gill.
Correct answer: Teleost (Bony Fishes)- A. Class cyclostomata
- B. Class osteichthyes
- C. Class chondricthyes
- D. Ceplialochordate
Explanation: Placoid scales are a unique type of scales that are present in cartilaginous fishes like sharks and rays.
Correct answer: Class chondricthyes- A. Crocodile
- B. Frog
- C. Tiger
- D. Pigeon
Explanation: In the case of a pigeon, the gizzard is the part of their digestive system that helps with crushing and grinding food.
Correct answer: Pigeon- A. Cattle
- B. Tumefaciens
- C. Human
- D. Termite
Explanation: Trichonympha is a tiny organism that lives inside the digestive tract of termites.
Correct answer: Termite- A. Habituation
- B. Imprinting
- C. Operant learning
- D. Insight learning
Explanation: Imprinting is a behavior in which a young animal forms an attachment to another organism or object during a critical period early in life.
Correct answer: Imprinting910. Hag fish belongs To:
- A. Cartilaginous fishes
- B. Bony fishes
- C. Cyclostomes
- D. Both (A) & (B)
Explanation: Hagfish, also known as cyclostomes, are a type of jawless fish. They have a unique anatomy and behavior compared to cartilaginous fishes…
Correct answer: Cyclostomes- A. Annelida
- B. Arthropoda
- C. Chordata
- D. Coelenterata
Explanation: The largest phylum of animals is the phylum Arthropoda. It includes insects, spiders, crustaceans, and other joint-legged organisms.
Correct answer: Arthropoda- A. cellulose
- B. chitin
- C. murein
- D. hemi-cellulose
Explanation: Option B is correct. Chitin is found in the exoskeleton of crabs. Chitin is a tough, fibrous material that is made up of long chains of…
Correct answer: chitin