Which organ pumps blood? MCQ with Answer and Explanation

Which organ pumps blood?
A. Heart
B. Brain
C. Lungs
D. Liver
Answer: Option A
Solution (By JKExamLibrary)
The heart acts as a pump to circulate blood throughout the body.

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Which of these is a common 'Programming Language'?
A. Google
B. Windows
C. Microsoft Word
D. Python

Correct Answer: Option D


Explanation:
Python is a widely used high-level programming language.

Question #2 Report Error
Which blood group is known as the 'Universal Donor'?
A. O-
B. B-
C. AB+
D. A+

Correct Answer: Option A


Explanation:
O-negative blood lacks A, B, and Rh antigens, making it the universal donor.

Question #3 Report Error
What is the function of the RAM in a computer?
A. Temporary data storage for active tasks
B. Managing internet connection
C. Processing visual data
D. Permanent storage of files

Correct Answer: Option A


Explanation:
RAM (Random Access Memory) provides fast, temporary workspace for the computer's CPU.