Q: Which one among the following statements about arteries and veins in humans is NOT correct?
(a)Arteries carry blood away from heart while veins bring blood towards the heart
(b)Pulmonary arteries always carry oxygenated blood while Pulmonary veins always carry deoxygenated blood
(c)Arteries have thicker and more elastic walls compared to veins in general
(d)Arteries do not have valves but veins do have valves
Correct Answer: (b)
The correct answer is (c): सामान्यतः शिराओं की तुलना में धमनियों की दीवारें अधिक मोटी और लचीली होती हैं. Subject: Science & Technology | Sub-topic: Biology Note: This answer was determined through AI-based research. Verify against the official answer key when available.