Which lubricant is used in a car’s engine?
- Correct Answer: Engine oil
- Gear oil
- Brake fluid
- Coolant
Explanation: Engine oil reduces friction and wear in a car’s engine.
More Random Questions
Q: How do optical fibers transmit data?
Ans: Total internal reflection
Ans: Total internal reflection
Q: What do astronomers term the stretching of space that causes the distance between galaxies to increase?
Ans: contracting universe
Ans: contracting universe
Q: Cellular respiration that proceeds in the absence of oxygen is called what?
Ans: anaerobic respiration
Ans: anaerobic respiration
Q: Which Gupta ruler patronized the poet Kalidasa?
Ans: Chandragupta II
Ans: Chandragupta II
Q: What is the process of soil dissolving in rain called?
Ans: erosion
Ans: erosion
Q: Sweating and panting are methods mammals use for what purpose?
Ans: staying cool
Ans: staying cool
Q: Who has been appointed as the first woman Vice Chancellor of Aligarh Muslim University (AMU)?
Ans: Naima Khatoon
Ans: Naima Khatoon
Q: In sexual reproduction, the fusion of haploid gametes forms a diploid cell called what?
Ans: gamete
Ans: gamete
Q: Which state government has approved the 'Chief Minister Sukh Shiksha Yojana' on August 28, 2024?
Ans: Himachal Pradesh
Ans: Himachal Pradesh
Q: What are polymers of amino acids called?
Ans: polypeptides
Ans: polypeptides
Q: Each hydrogen atom follows the octet rule with how many pairs of electrons?
Ans: one
Ans: one
Q: Many replication forks develop along a what?
Ans: chromosome
Ans: chromosome
Q: Who proposed the theory of evolution by natural selection?
Ans: darwin
Ans: darwin
Q: How are the fetuses of eutherian mammals connected to their mothers during gestation?
Ans: complex placenta
Ans: complex placenta
Q: What system possesses a memory component that allows for an efficient and dramatic response upon reinvasion of the same pathogen?
Ans: adaptive immune system
Ans: adaptive immune system
