671. Which is the place of worship for Judoists?

A. Synagogue
B. First temple
C. No church or temple
D. Monastery
✅ The correct answer is option A.
Synagogue is the place of worship for Judoists. A synagogue is a Jewish or Samaritan house of worship. Synagogues have a large place for prayer and may also have smaller rooms for study and sometimes a social hall and offices.

672. Marco Polo

A. discovered Greenland
B. travelled through China, India and other parts of Asia
C. travelled round the cape of Good Hope
D. discovered Canada
✅ The correct answer is option B.
Marco Polo travelled through China, India and other parts of Asia. Marco Polo was a Venetian explorer known for the book The Travels of Marco Polo, which describes his voyage to and experiences in Asia. Polo traveled extensively with his family, journeying from Europe to Asia from 1271 to 1295 and remaining in China for 17 of those years.

673. When did Yuri Alekseyevich Gagaris of Russia, the first man to reach space, reached space?

A. 1960
B. 1961
C. 1962
D. 1963
✅ The correct answer is option B.
On April 12, 1961, aboard the spacecraft Vostok 1, Soviet cosmonaut Yuri Alekseyevich Gagarin becomes the first human being to travel into space. During the flight, the 27-year-old test pilot and industrial technician also became the first man to orbit the planet, a feat accomplished by his space capsule in 89 minutes.

674. What is the literacy rate of Himachal Pradesh?

A. 68.59 per cent
B. 77.13 per cent
C. 22.63 per cent
D. 54.40 per cent
✅ The correct answer is option B.
The literacy rate of Himachal Pradesh is 77.13 per cent. Himachal Pradesh has a fairly well developed education system and enjoys an overall literacy rate of 77.13 per cent compared to the all-India rate of 65.38 per cent.

675. For safety, the fuse wire used in the mains for household supply of electricity must be made of metal having

A. low specific heat
B. high melting point
C. high resistance
D. low melting point
✅ The correct answer is option D.
For safety, the fuse wire used in the mains for household supply of electricity must be made of metal having low melting point.

676. Penicillin is widely used as

A. an antiseptic
B. an insecticide
C. an antibiotic
D. a disinfectant
✅ The correct answer is option C.
Penicillin is widely used as an antibiotic. Penicillins are a group of antibacterial drugs that attack a wide range of bacteria. They were the first drugs of this type that doctors used. The discovery and manufacture of penicillins have changed the face of medicine, as these drugs have saved millions of lives.

677. Until December 1991 ____ were integral parts of the USSR & not independent countries, but had separate UN memberships.

A. Belarus and Ukraine
B. Czech Republic and Slovakia
C. Tonga and Nauru
D. None of the above
✅ The correct answer is option A.
Until December 1991 Belarus and Ukraine were integral parts of the USSR & not independent countries, but had separate UN memberships. Though Belarus and Ukraine have a long shared history, the two countries differ significantly in many ways.

680. Socrates was the wisest man of the ancient world and developed the method of enquiry and instruction, belonged to

A. Greece
B. Athens
C. France
D. China
✅ The correct answer is option B.
Socrates was the wisest man of the ancient world and developed the method of enquiry and instruction, belonged to Athens. Socrates was a classical Greek philosopher credited as one of the founders of Western philosophy, and as being the first moral philosopher of the Western ethical tradition of thought.