Non - chordates have

This section contains Assertion (A) and Reason (R ) type questions. Each questions has (1), (2), (3), and (4) out of which only one is correct. Assertion (A) Chordates have a pair of kidneys. Reason (R ) Non – chordates have also kidneys.

[A] : Chordates have an oxygen carrying pigment called haemoglobin . It is always present in red blood corpuscles . [R] : Non-chordates have either no haemoglobin or if it is present , it is present in plasma . Non-chordates require very little oxygen as compared to chordates for their body functions.

[A] : Chordates have an oxygen carrying pigment called haemoglobin . It is always present in red blood corpuscles . [R] : Non-chordates have either no haemoglobin or if it is present , it is present in plasma . Non-chordates require very little oxygen as compared to chordates for their body functions.

[A] : Chordates have an oxygen carrying pigment called haemoglobin . It is always present in red blood corpuscles . [R] : Non-chordates have either no haemoglobin or if it is present , it is present in plasma . Non-chordates require very little oxygen as compared to chordates for their body functions.

[A] : Chordates have an oxygen carrying pigment called haemoglobin . It is always present in red blood corpuscles . [R] : Non-chordates have either no haemoglobin or if it is present , it is present in plasma . Non-chordates require very little oxygen as compared to chordates for their body functions.

Chordates differ from non - chordates in having

Chordates differ from non - chordates in having