Tag: science & technology

Ombrophobia is the abnormal and persistent fear of rain. Option D is correct. Options A (open space), B (shadow), and C (darkness) are incorrect - these correspond to different phobias (agoraphobia, sciophobia, and nyctophobia/achluophobia respectively).

Xenophobia is the fear or hatred of foreigners, strangers, or people from different cultures. Option A is correct. Option B (Mysophobia) is fear of germs/dirt, Option C (Agoraphobia) is fear of open spaces, and Option D (Hydrophobia) is fear of water.

Hydrophobia is the irrational fear of water. Option C is correct. Option A (Mysophobia) is fear of dirt/germs, Option B (Ophidiophobia) is fear of snakes, and Option D (Claustrophobia) is fear of confined spaces.

Nyctophobia is the specific phobia relating to fear of darkness or night. The term derives from the Greek word 'nyx' meaning night. Other options listed are different phobias: snakes (Ophidiophobia), germs or dirt (Mysophobia), and confined spaces (Claustrophobia).

Claustrophobia specifically describes the anxiety experienced in enclosed or confined spaces like elevators or small rooms. The name comes from the Latin 'claustrum' meaning enclosed space. Agoraphobia is actually the opposite - fear of open spaces, while Xenophobia relates to fear of strangers or foreigners.

Ophidiophobia is the specific term for snake phobia, deriving from the Greek 'ophis' meaning snake. This is one of the most common specific phobias. Hydrophobia relates to water (or rabies), Mysophobia to germs or dirt, and Xenophobia to strangers or foreigners.

Fingernails grow faster than toenails due to better blood circulation and greater exposure to growth factors in the hands. The growth rate is approximately 3-4 mm per month for fingernails versus 1-2 mm for toenails.

Fresh eggs sink in water because the air pocket inside is small. As eggs age, the air pocket grows larger due to moisture loss and gas exchange through the shell, making older eggs float.

India indeed had a 2.5 rupee note in circulation. It was introduced in the 1950s and printed until the 1970s. The note featured the Ashoka Pillar and was eventually discontinued as decimal currency became standard.

Spiders are arachnids, not insects. Insects have six legs and three body segments (head, thorax, abdomen), while spiders have eight legs and two body segments (cephalothorax, abdomen).