NCERT Exemplar solutions for Science [English] Class 9 chapter 7 - Diversity In Living Organisms [Latest edition]

Find out incorrect sentence

Which among the following has specialised tissue for conduction of water?

1. Thallophyta
2. Bryophyta
3. Pteridophyta
4. Gymnosperms

Which among the following produce seeds?

Which one is a true fish?

Which among the following is exclusively marine?

Which among the following have an open circulatory system?

1. Arthropoda
2. Mollusca
3. Annelida
4. Coelenterata

In which group of animals, coelom is filled with blood?

Elephantiasis is caused by

Which one is the most striking or (common) character of the vertebrates?

Which among the following have scales?

1. Amphibians
2. Pisces
3. Reptiles
4. Mammals

Find out the false statement

Pteridophyta do not have

Identify a member of porifera

Which is not an aquatic animal?

Amphibians do not have the following

Organisms without nucleus and cell organelles belong to

1. fungi
2. protista
3. cyano bacteria
4. archae bacteria

Which of the following is not a criterion for classification of living organisms?

The feature that is not a characteristic of protochordata?

The locomotory organs of Echinodermata are

Corals are

Who introduced the system of scientific nomenclature of organisms

Two chambered heart occurs in

Skeleton is made entirely of cartilage in

One of the following is not an Annelid

The book Systema Naturae was written by

Karl Von Linne was involved with which branch of science?

Real organs are absent in

Hard calcium carbonate structures are used as skeleton by

Differentiation in segmental fashion occurs in

In taxonomic hierarchy family comes between

5-Kingdom classification has given by

Well defined nucleus is absent in

The ‘Origin of Species’ is written by

Meena and Hari observed an animal in their garden. Hari called it an insect while Meena said it was an earthworm. Choose the character from the following which confirms that it is an insect.

Write true (T) or false (F)

Whittaker proposed five kingdom classification.

Write true (T) or false (F)

Monera is divided into Archaebacteria and Eubacteria.

Write true (T) or false (F)

Starting from Class, Species comes before the Genus.

Write true (T) or false (F)

Anabaena belongs to the kingdom Monera.

Write true (T) or false (F)

Blue green algae belongs to the kingdom Protista.

Write true (T) or false (F)

All prokaryotes are classified under Monera.

Fungi shows ______ mode of nutrition.

Cell wall of fungi is made up of  ______.

Association between blue green algae and fungi is called as ______.

Chemical nature of chitin is ______.

______ has smallest number of organisms with maximum number of similar characters

Plants without well differentiated stem, root and leaf are kept in ______.

______ are called as amphibians of the plant kingdom.

You are provided with the seeds of gram, wheat, rice, pumpkin, maize, and pea. Classify them whether they are monocot or dicot.

Match items of column (A) with items of column (B)

Match items of column (A) with items of column (B)

Classify the following organisms based on the absence/presence of true coelom (i.e., acoelomate, pseudocoelomate and coelomate)

Spongilla, Sea anemone, Planaria, Liver fluke Wuchereria, Ascaris, Nereis, Earthworm, Scorpion, Birds, Fishes, Horse.

Endoskeleton of fishes are made up of cartilage and bone; classify the following fishes as cartilagenous or bony

Torpedo, Sting ray, Dogfish, Rohu, Angler fish, Exocoetus.

Classify the following based on number of chambers in their heart.

Rohu, Scoliodon, Frog, Salamander, Flying lizard, King Cobra, Crocodile, Ostrich, Pigeon, Bat, Whale

Classify Rohu, Scolidon, Flying lizard, King Kobra, Frog, Salamander, Ostrich, Pigeon, Bat, Crocodile, and Whale into the cold-blooded/warm-blooded animals.

Name two egg-laying mammals.

Five kingdom classification of living organisms is given by ______.

Basic smallest unit of classification is ______.

Prokaryotes are grouped in Kingdom ______.

Paramecium is a protista because of its ______.

Fungi do not contain ______.

A fungus ______ can be seen without microscope.

Common fungi used in preparing the bread is ______.

Algae and fungi form symbiotic association called ______.

Give True (T) and False (F)

Gymnosperms differ from Angiosperms in having covered seed.

Give True (T) and False (F)

Non flowering plants are called Cryptogamae.

Give True (T) and False (F)

Bryophytes have conducting tissue.

Give True (T) and False (F)

Funaria is a moss.

Give True (T) and False (F)

Compound leaves are found in many ferns.

Give True (T) and False (F)

Seeds contain embryo

Give examples for the following

Bilateral, dorsiventral symmetry is found in ______.

Give examples for the following

Worms causing disease elephantiasis is______.

Give examples for the following

Open circulatory system is found in ______ where coelomic cavity is filled with blood.

Give examples for the following

______ are known to have pseudocoelom.

Label a,b,c and d. given in Fig. 7.1 Give the function of (b)

Fill in the boxes given in Fig. 7.2 with appropriate characteristics/plant group (s)

Write names of few thallophytes. Draw a labelled diagram of Spirogyra.

Thallophyta, bryophyta and pteridophyta are called as ‘Cryptogams’. Gymnosperms and Angiosperms are called as ‘phanerogams’. Discuss why? Draw one example of Gymnosperm.

Define the terms and give one example

Bilateral symmetry

Define the terms and give one example

Coelom

Define the terms and give one example

Triploblastic

You are given leech, Nereis, Scolopendra, prawn and scorpion; and all have segmented body organisation. Will you classify them in one group? If no, give the important characters based on which you will separate these organisms into different groups.

Which organism is more complex and evolved among Bacteria, Mushroom, and Mango trees. Give reasons.

Differentiate between flying lizard and bird. Draw the diagram.

List out some common features in cat, rat, and bat.

Why do we keep both snake and turtle in the same class?