Exams › NEET › Biology

Which one of the following animals has two separate circulatory pathways?

1. Lizard
2. Whale
3. Shark
4. Frog

Correct answer: Whale

Solution

Whales are mammals, and mammals have two separate circulatory pathways: pulmonary circulation to the lungs and systemic circulation to the rest of the body. This separation keeps oxygen-rich and oxygen-poor blood from mixing.

Related NEET Biology questions

• Which is true about the difference between cortical and juxtamedullary nephrons?
• Which one of the following is correct?
• Erythropoiesis starts in:
• Person with blood group AB is considered as universal recipient because he has:
• Adult human RBCs are enucleated. Which of the following statement(s) is/are most appropriate explanation for this feature? (1) They do not need to reproduce (2) They are somatic cells (3) They do not metabolize (4) All their internal space is available for oxygen transport
• All the components of the nodal tissue are autoexcitable. Why does the SA node act as the normal pacemaker?

⚔️ Practice NEET Biology free + battle 1v1 →