CBSE Worksheet for chapter-7 Diversity in Living Organisms class 9

Worksheet For class 9

Find CBSE Worksheet for chapter-7 Diversity in Living Organisms class 9

CLASS-9

BOARD: CBSE

BIOLOGY Worksheet - 7

TOPIC: Diversity in Living Organisms

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1. Which of the following are first true terrestrial animals:
   1. Amphibia & Repitilia
   2. Reptilia
   3. Aves
   4. Mammals
2. Birds are:
   1. Endothermal
   2. Warm blooded
   3. Bothe a & b
   4. Ectothermal
3. The heart is completely divided into 4 chambers in:
   1. Reptiles
   2. Mammals
   3. Aves
   4. Both b & c
4. Which one of the following is the correct set of examples under the particular group?
   1. Mushroom, Yeast, fern- Fungi
   2. Paramoecium, Euglena, sponge- Protista
   3. Starfish, Cuttlefish, Dogfish- Pisces
   4. Whale, Bat, Parrot- Vertebrates
5. Mention the class of vertebrates against each.
   1. Shark
   2. Whale
   3. Bat
6. Which two characters out of (a)-(e) given below are common to dog, humans, squirrel, bat, camel and monkey.
   1. Scales on the skin.
   2. Wings.
   3. External ears.
   4. Give birth to young ones.
   5. A functional tail.
7. What are the group names of the following categories of animals?
   1. Animals with a backbone
   2. Animals with a hairy skin
   3. Animals with three pairs of legs
   4. Animals with feathers
8. Describe the general characters of class Mammalia.
9. What are the differences between amphibians and reptiles?
10. What are the advantages of classifying organisms?