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Solution


Q.

Which are correct:

A.  Computed tomography and magnetic resonance imaging detect cancers of internal organs.

B.  Chemotherapeutics drugs are used to kill non-cancerous cells.

C.  α-interferon activate the cancer patients’ immune system and helps in destroying the tumour.

D.  Chemotherapeutic drugs are biological response modifiers.

E.  In the case of leukaemia blood cell counts are decreased.

Choose the correct answer from the options given below:                                     [2025]
1 B and D only  
2 D and E only  
3 C and D only  
4 A and C only  

Ans.

(4)

Statements A and C are correct while statements B, D and E are incorrect.

Chemotherapeutic drugs are used to kill cancerous cells.

In case of leukaemia, blood cell counts are increased.

α-interferons are biological response modifiers.