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Science Quiz #833

Science and Nature Quiz for 1 January 2025

A new science quiz is available each week. Try our daily general knowledge quiz or work through our archive of daily and themed quizzes.

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Q1. In common usage, what does "caste" refer to?

A
List of dramatis personae
B
Something to support a broken limb
C
A drooping eyelid
D
A social hierarchy
Select from the options above.

Q2. When was astronomy accepted by the Nobel Prize Committee as part of the discipline of physics, thereby making astronomers eligible for a Nobel Prize?

A
1967, to accommodate a prize for Hans Bethe
B
Shortly after astronomer Edwin Hubble's death in September 1953
C
1919, in recognition of Albert Einstein's multi-disciplinary achievements
D
1970, with the prize for Hannes Alfvén
Select from the options above.

Q3. Which of these is a fruit grown on a small tree, 8 to 12 m tall, with a trunk up to 40 cm diameter and a dense, spreading canopy?

A
Tomato
B
Apricot
C
Grape
D
Potato
Select from the options above.

Q4. What are the topmost 7 vertebrae of the backbone called?

A
Cervical
B
Thoracic
C
Lumbar
D
Sacral
Select from the options above.

Q5. What is a geminid?

A
Someone born under the star sign Gemini
B
A type of meteor
C
A twin
D
A quasi gemstone
Select from the options above.

Q6. In 1847, obstetrician James Young Simpson, head of midwifery at Edinburgh Hospital/University, first used what anaesthetic, for general anaesthesia during childbirth?

A
Chloroform
B
Nitrous oxide
C
Ether, or sweet vitriol
D
Procaine
Select from the options above.

Q7. What is the name of the acid formed when milk goes sour?

A
Citric
B
Acetic
C
Lactic
D
Nitric
Select from the options above.
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