NCERT Solutions for Class 9th Science
Chapter 7. Diversity in Living Organisms
Additional And Important questions:
Que: Who is called the father of taxonomy?
Ans: Carolus Linnaeus.
Que: Write the scientific name of human being.
Ans: Homo sapience.
Que: Write the scientific name of frog.
Ans: Rana tigrigna.
Que: Write the scientific name of cat.
Ans: Fallish domestica
Que: Write the scientific name of tiger.
Ans: Fallish forestica.
Que: Which is the largest phylum of animal Kingdom?
Que: Name the organisms which are outside of the classification.
Ans: Virus and Prions.
Que: Name the phylum in which organisms have bilaterally symmetrical and segmented body and jointed leg.
Que: Name the group of animals which have spiny skinned.
Que: Give two examples of Echinodermata.
Ans: Star fish , Echinus.
Que: Name the organ of Echinodermata group of animals by which they use to move around.
Ans: Peculiar water-driven tube.
Que: By which material in Echinodermata group of animal’s skeleton is made of ?
Ans: Hard Calcium Carbonate.
Que: Which type of circulatory system does Mollusca have?
Ans: Open circulatory System.
Que: Name four animals of Mollusca group.
Ans: Snails, Unio, Octopus, chiton etc.
Que: Write one major function of Notochord.
Ans: It provides a place for muscles to attach for ease (easiness) of movement.
Que: Where are the organisms of Protochordata mainly found ?
Ans: Protochordates are marine (sea) animals.
Que : What is generally called the organisms of Porifera?
Ans : Sponges.
Que : Where are the organisms of Porifera generally found?
Ans : Marine habitats.
Que : Name two mammals which lay eggs?
Ans : Platypus and Echidna.
Que : Name the phylum of the animal kingdom whose skin is covered with scales and plates.
Ans : Pisces
Que : Name the phylum of animal kingdom which has mammary glands for production of milk to nurish their baby.
Ans : Mammals.
Que: Where are the organisms of thallophyta found.
Ans: In water (Aquatic animal)
Que: name cell-wall made of a tough complex sugar in fungi.
Que: Name that organism which uses decaying organic material as food.
Que: Name two organisms of fungi.
Ans: (i) Yeast (ii) Mushrooms.
Que: Write the name of that living group in which structures named cilia and flagella are found for moving around.
Ans: Protista group.
Que: What is the primary characteristic on which the first division of organisms is made?
Ans: cellular structure and their function.