General Knowledge MCQs
Topic Notes: General Knowledge
MCQs and preparation resources for competitive exams, covering important concepts, past papers, and detailed explanations.
Plato
- Biography: Ancient Greek philosopher (427–347 BCE), student of Socrates and teacher of Aristotle, founder of the Academy in Athens.
- Important Ideas:
- Theory of Forms
- Philosopher-King
- Ideal State
1
How many noses does a slug have?
Answer:
Four
Slugs have four noses; two of their tentacles are used for seeing, and the other two are used for smelling and tasting.
2
In 1932, the Australian military fought a 'war' against which animal?
Answer:
Emus
The 'Great Emu War' was a military operation where soldiers used machine guns to try and curb the emu population. The emus mostly won.
3
Humans share about 60% of their DNA with which fruit?
Answer:
Banana
Humans share approximately 60% of their DNA with bananas, highlighting the common ancestry of all living things.
4
Which animal can't walk backwards?
Answer:
Kangaroo
Kangaroos cannot walk backwards due to their large muscular tails and long feet.
5
How many bones does a shark have?
Answer:
Zero
Sharks have zero bones. Their skeletons are made entirely of cartilage, which is lighter and more flexible than bone.
6
What vegetable was originally purple?
Answer:
Carrot
Carrots were originally purple or white. The orange carrot was cultivated in the Netherlands in the 17th century as a tribute to William of Orange.
7
A day on Venus is longer than what?
Answer:
A year on Venus
Venus rotates so slowly that it takes 243 Earth days to rotate once (a day), but only 225 Earth days to orbit the sun (a year).
8
Where is the Heart of a Shrimp located?
Answer:
Head (Thorax)
A shrimp's heart is located in its head (thorax) region.
9
Which animal does not have a stomach?
Answer:
Platypus
Platypuses do not have a stomach. Their esophagus connects directly to their intestines.
10
The 'hashtag' symbol (#) is technically called what?
Answer:
Octothorpe
While commonly called a hashtag or pound sign, the official technical name for the symbol is an 'octothorpe'.