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Given below are two premises (a and b). Four conclusions are drawn from them. Select the code that states validly drawn conclusion(s) [ taking the premises individually or jointly].  Premises : (a) All mammals are warn-blooded animals. (b) No lizards are warm-blooded animals. Conclusions : (i) No lizards are mammals. (ii) Some lizards are mammals. (iii) No warm-blooded animals are lizards. (iv) All warm-blooded animals are mammals.

Given below are two premises (a and b). Four conclusions are drawn from them. Select the code that states validly drawn conclusion(s) [ taking the premises individually or jointly].  Premises : (a) All mammals are warn-blooded animals. (b) No lizards are warm-blooded animals. Conclusions : (i) No lizards are mammals. (ii) Some lizards are mammals. (iii) No warm-blooded animals are lizards. (iv) All warm-blooded animals are mammals. Correct Answer (i) and (iii)

The least possible Venn diagram from the given statements is as follows:

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Conclusions:

(i) No lizards are mammals → True (as all mammals are warm blooded animals and no Lizard  animals are warm blooded)

(ii) Some lizards are mammals → False (as all mammals are warm blooded animals and no Lizard  animals are warm blooded)

(iii) No warm-blooded animals are lizards → True (as no Lizard  animals are warm blooded)

(iv) All warm-blooded animals are mammals → False(It is possible but not definite)

Hence conclusion (i) and (iii) folllows

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