Zoology-(general)
NEET Zoology (general) MCQ Question
Type: MCQ-numerical-Hard-Class 11
In the class Reptilia, the heart is usually three-chambered, except in crocodiles where it is four-chambered. If a herpetologist studies 20 reptiles and observes that 15 of them are not crocodiles, how many three-chambered hearts are most likely observed?
A
15
B
5
C
20
D
0
Correct Answer
Option A
Detailed Explanation
According to the NCERT context, reptiles usually have a three-chambered heart, except for crocodiles which have four-chambered hearts. Therefore, the 15 non-crocodile reptiles would have three-chambered hearts.
Found an issue with this question?