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Chapters
2: The Fundamental Unit of Life : Cell
3: Tissues
▶ 4: Diversity in Living Organisms
5: Why Do We Fall Ill
6: Natural Resources
![P S Verma and V K Agarwal solutions for Biology [English] Class 9 chapter 4 - Diversity in Living Organisms - Shaalaa.com](/images/biology-english-class-9_6:f7098393c8da4e3ba1f3d15a2b8f3003.jpg "P S Verma and V K Agarwal solutions for Biology [English] Class 9 chapter 4 - Diversity in Living Organisms")
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Solutions for Chapter 4: Diversity in Living Organisms
Below listed, you can find solutions for Chapter 4 of CBSE P S Verma and V K Agarwal for Biology [English] Class 9.
P S Verma and V K Agarwal solutions for Biology [English] Class 9 4 Diversity in Living Organisms Short Questions Answer 1 (Carrying 2 Marks) [Pages 259 - 260]
Enlist various types of species diversity.
By given the example of a tree explain various types species diversity.
What is the need for classification?
What is basis of classification?
How is the complexity of cell structure and their number used in classification?
Mention seven categories of hierarchical classification.
Give distinguishing features of plants and animals.
Write down two disadvantages of two kingdom classification.
With the help of flow chart depict five kingdoms classification.
Mention two characteristics of kingdom Protista.
Write a note on lichens.
Draw a flow chart showing classification of kingdom Plantae.
Write four general characters of Thallophyta.
Distinguish between algae and fungi.
Give the four characteristics of algae.
Write down differences between dicots and monocots.
Write down differences between bryophytes and pteridophytes.
Write down four main characters of Bryophyta. Give two examples.
Write down four main characters of Pteriodophyta. Give two examples.
Write down four main characters of gymnosperms.
Write down four main characters of angiosperms.
Distinguish between Nonchordata and Chordata.
How do animals of Porifera differ from animals of Cnidaria?
Distinguish between polyp and medusa.
Write down four general characters of Porifera. Give two examples.
Write down four general characters of cnidarians (coelenterates). Give two examples.
What is difference between bilateral symmetry and radial symmetry?
Write down four characteristics of Ctenophora and give two examples.
Write down four main characters of Platyhelminthes. Give two examples.
Main characteristics of Nematoda:
Write down four main characters of Annelida.
Define the term hermaphrodite. Give two examples.
What do you mean by the term triploblastic animals? Give two example.
What do you mean by the term coelomate animals? Give two examples.
Write down four general characters of phylum Arthropoda. Give two examples.
Give four general characters of phylum Mollusca. Write down two examples.
Write down four general characters of phylum Echinodermata. Give two examples.
Write the Scientific Names Of:
- Prawn;
- House Fly;
- Star Fish;
- Squid;
- Apple Snail;
- Fresh Water Mussel.
Name the phylum in which ambulacral system is present. What is its function?
What are adaptations in fishes due to which they are aquatic?
Write down four characters of Chondrichtyes. Give two examples.
Write down four characters of Osteichtyes and give two examples.
What are differences between the following :
(a) Cartilaginous fishes and bony fishes ;
(b) Amphibia and Reptilia ;
(c) Aves and mammals.
Write down four characters of mammals. Give two examples.
Describe some flight adaptations of the birds.
Write down four main characters of chordates.
Write short note on protochordates.
Give an example each of Urochordata and Cephalochordata.
Give one point of difference between notochord and nerve cord.
P S Verma and V K Agarwal solutions for Biology [English] Class 9 4 Diversity in Living Organisms Long Questions Answer (Carrying 5 Marks) [Page 260]
Describe the characteristics used in hierarchial classification of organisms.
Briefly describe the importance of classification.
What is hierarchy of categories? Describe the same.
Write a note on kingdom Monera.
Describe the characteristics of kingdom Protista. Give two examples.
Write a note on kingdom Fungi.
Describe general characters, classification and example of old division Spermatophyta.
Define pteridophytes. Compare between bryophytes and Pteridophytes.
Explain general characteristics of phylum Platyhelminthes and Nematoda. Give two examples of each.
Describe general characteristics of phylum Annelida. Give one example each class of Annelida.
Explain the general charaters of phylum Mollusca. Give one example of following classes of Mollusca;
(i) Gastropoda;
(ii) Pelecypoda;
(iii) Cephalopoda.
Explain the general characters of phylum Arthropoda. Give one example of following classes
(i) Crustacea;
(ii) Myriapoda;
(iii) Insecta;
(iv) Arachnida.
Name major phyla of Animal kingdom. Write down one character and one example of each of them.
Describe the important characters of mammals and birds. Give two examples of each.
What are pisces? Classify and explain two different kinds of fishes by the help of suitable examples.
Solutions for 4: Diversity in Living Organisms
P S Verma and V K Agarwal solutions for Biology [English] Class 9 chapter 4 - Diversity in Living Organisms
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Concepts covered in Biology [English] Class 9 chapter 4 Diversity in Living Organisms are Biological Classification, Classification of Living Organisms, Taxonomic Hierarchy of Living Organisms: Unit of Classification, Biodiversity, Five Kingdom Classification, Kingdom Monera, Kingdom Protista, Kingdom Fungi, Kingdom Animalia, Differences Between Plantae (Plants) and Animalia (Animals), Kingdom Plantae: Thallophyta (Algae), Kingdom Plantae: Thallophyta (Fungi), Kingdom Animalia, Phylum: Porifera, Phylum: Cnidaria/Coelenterata, Phylum: Platyhelminthes, Invertebrate: Phylum Nematoda, Phylum: Annelida, Phylum: Arthropoda, Phylum: Mollusca, Phylum: Echinodermata, Subphylum: Prochordata, Chordata: Vertebrata, Invertebrata and Vertebrata, Taxonomy and Systematics, Nomenclature, Classification of Kingdom Plantae, Classification of Kingdom Plantae, Division II- Bryophytes, Division III- Pteridophytes, Division I-Gymnosperms, Division II- Angiosperms.
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