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Class 10 Class 12

Given below are types of cells present in some animals. Which of the following cells can differentiate to perform different functions?

  • Choanocytes

  • Interstitial cells

  • Gastrodermal cells

  • Nematocytes


B.

Interstitial cells


In some animal groups, the body is found divided into compartments with at least some organs/ organ repeated. This characteristic feature is named

  • Segmentation

  • Metamerism

  • Metagenesis

  • Metamorphosis


B.

Metamerism


Prepare a Comparative Income Statement from the following information.

                                                                                  2009                             2010

                                                                                   Rs.                                 Rs.                                                                        

Sales                                                                           10,00,000                   12,50,000
Cost of goods sold                                                      5,00,000                      6,50,000
Carriage inwards                                                          30,000                         50,000
Operating Expenses                                                     50,000                          60,0000
Income Tax                                                                   50%                              50%


Comparative Income Statement

       Particulars

 

 

2009 (Rs)

2010(Rs)

Absolute Change Rs

% of Increase or Decrease

Sales

 

Less Cost of Goods Sold

 

Gross Profit

 

Less Operating Expenses

 

 

Net Profit before tax

 

Less Income Tax

 

 

Net Profit After tax

10,00,000

 

5,00,000

12,50,000

 

6,50,000

2,50,000

 

1,50,000

25

 

30

 

5,00,000

 

50,000

 

6,00,000

 

60,000

 

1,00,000

 

10,000

 

20

 

20

 

4,50,000

 

 

2,25,000

 

5,40,000

 

 

2,70,000

 

90,000

 

 

45,000

 

20

 

 

20

2,25,000

2,70,000

45,000

20


What is meant by a 'Common Size Statement’? 


Common Size Statement or component percentage statement, is a financial tool to analyse the key changes and trends in the financial position and operational result of a company. 


Which one of the following sets of animals share a four chambered heart?

  • Amphibian, Reptiles, Birds

  • Crocodiles, Birds, Mammals

  • Crocodiles, Lizards, Turtles

  • Lizards, Mammals, Birds


B.

Crocodiles, Birds, Mammals