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Class 11 Animal Kingdom worksheet
CBSE Biology. Basis of classification, non-chordate phyla, chordates and vertebrate classes. Every sheet has 20 questions in three sections and an answer key, and the numbers change every time.
Sample questions
Real questions from this chapter, as the app sets them. Tap Answer to see the answer and working.
Section A · multiple choice
- 1.
Animals in which the body cavity is lined by mesoderm are called:
- pseudocoelomates
- diploblastic
- acoelomates
- coelomates
Answer
(d) coelomates
- 2.
Pinctada (pearl oyster) belongs to:
- Chordata (class Amphibia)
- Chordata (class Aves)
- Mollusca
- Chordata (class Osteichthyes)
Answer
(c) Mollusca
- 3.
Which phylum is known for a worm-like body with proboscis, collar and trunk?
- Chordata
- Aschelminthes
- Cnidaria
- Hemichordata
Answer
(d) Hemichordata
Section B · short answer
- 4.
What is the difference between diploblastic and triploblastic animals? Give an example of each.
Answer
Diploblastic animals have two germ layers, ectoderm and endoderm, with mesoglea between them (Cnidaria). Triploblastic animals have a third layer, mesoderm (Platyhelminthes to Chordata).
- 5.
To which phylum does Locusta (locust) belong? Give one distinctive feature of that phylum.
Answer
Arthropoda: jointed appendages and a chitinous exoskeleton
Section C · long answer
- 6.
Describe the basis of classification of animals.
Answer
Level of organisation (cellular, tissue, organ, organ system); symmetry (asymmetrical, radial, bilateral); germ layers (diploblastic or triploblastic); coelom (acoelomate, pseudocoelomate, coelomate); segmentation (metamerism); and the presence of a notochord (chordates and non-chordates).
Fresh sheets for your child
In the app, every Animal Kingdom sheet is new: the app remembers the questions your child has already had and leaves them out. Print the sheet as a PDF, or use notebook mode and write the answers in a notebook.
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