Q17 of 19 Page 227

Write the characteristic features of Kingdom Protista.

The characteristic features of Kingdom Protista are as follows

(i) This group includes many kinds of eukaryotic unicellular organisms.


(ii) Some of these organisms use appendages, such as hair like cilia or whip like flagella for moving around.


(iii) Their mode of nutrition can be Autotrophic or heterotrophic


(iv) Examples of Protista are unicellular algae, diatoms and Protozoan.


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15

State the appropriate terms for the following:

(a) Plants which bear seeds with two cotyledons.


(b) Animals which do not have coelom.


(c) Edible fungi


 16

Explain the three for grouping all organisms into five major kingdoms.

 18

(a) Define classification. Give any two of its significances.

(b) Classify the following plants into different plant divisions:


Spirogyra, Fern, Funaria, Pinus, Apple tree and Mustard plant.


 19

Explain the importance of classification. State two differences between Gymnosperms and Angiosperms. What are the important phylums of Plant kingdom, give their names only? Write the names of the animals of the following phylums to which they belong:

(a) Porifera (b) Coelenterata


(c) Annelida (d) Mollusca