1.

Read the paragraph and fill the blanks with the correct option sequence: The blood vascular system of a cockroach is of ___(i)___ type, as blood flows in the body cavities. The generalised body cavity is called ____(ii)____. Blood is colourless due to the absence of ____(iii)____. The heart is ____(iv)____ and works in coordination with alary muscles for contractions and dilations.

Answer»

Read the paragraph and fill the blanks with the correct option sequence:

The blood vascular system of a cockroach is of ___(i)___ type, as blood flows in the body cavities. The generalised body cavity is called ____(ii)____. Blood is colourless due to the absence of ____(iii)____. The heart is ____(iv)____ and works in coordination with alary muscles for contractions and dilations.




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