Samacheer Kalvi solutions for Biology (Zoology) [English] Class 11 TN Board chapter 2 - Kingdom Animalia [Latest edition]

The symmetry exhibited in cnidarians is ______.

Sea anemone belongs to phylum ______.

The excretory cells that are found in platyhelminthes are

In which of the following organisms, self fertilization is seen.

Nephridia of Earthworms are performing the same functions as ______.

Which of the following animals has a true coelom?

Metameric segmentation is the main feature of ______.

In Pheretima locomotion occurs with the help of ______.

Which of the following have the highest number of species in nature? 

Which of the following is a crustacean?

The respiratory pigment in cockroach is ______.

Exoskeleton of which phylum consists of chitinous cuticle?

Lateral line sense organs occur in ______.

The limbless amphibian is ______.

Four chambered heart is present in ______.

Which of the following is not correctly paired?

Which of the following is an egg laying mammal?

Pneumatic bones are seen in ______.

Match the following columns and select the correct option.

In which of the following phyla, the adult shows radial symmetry but the larva shows bilateral symmetry?

Which of the following is correctly matched?

Why are spongin and spicules important to a sponge?

What are the four characteristics common to most animals?

List the features that all vertebrates show at some point in their development.

Compare closed and opened circulatory system.

Compare Schizocoelom with enterocoelom.

Identify the structure that the archenteron becomes in a developing animal.

Observe the animal below and answer the following questions.

1. Identify the animal.
2. What type of symmetry does this animal exhibit?
3. Is this animal Cephalized?
4. How many germ layers does this animal have?
5. How many openings does this animal’s digestive system have?
6. Does this animal have neurons?

Choose the term that does not belong in the following group and explain why it does not belong?

Notochord, cephalisation, dorsal nerve cord and radial symmetry.

Why flatworms are called acoelomates?

What are flame cells?

Concept Mapping - Use the following terms to create a concept map that shows the major characteristic features of the phylum nematoda:

Round worms, pseudocoelomates, digestive tract, cuticle, parasite, sexual dimorphism

In which phyla is the larva trochopore found?

Which of the chordate characteristics do tunicates retain as adults?

List the characteristic features that distinguish cartilaginous fishes with living jawless fishes.

List three features that characterise bony fishes.

List the functions of air bladder in fishes.

Write the characteristics that contributes to the success of reptiles on land.

List the unique features of bird’s endoskeleton.

Could the number of eggs or young ones produced by an oviparous and viviparous female be equal? Why?