Mammals - GS questions based on daily current affairs

1)   Which of the following is a mammal?

1. Human
2. Blue whale
3. Sea lion


a. 1 and 2
b. 2 and 3
c. Only 1
d. All
Answer  Explanation 

ANSWER: All

Explanation:
- Mammals are warm blooded animals.
- They also posess hair, three middle ear bones, mammary glands, and a neocortex (a region of the brain).
- Sea lions are sea mammals found in subarctic to tropical waters of the global ocean in both the Northern and Southern Hemispheres