Explanation

Flash memory is a type of EEPROM that can be electrically erased and reprogrammed in blocks.

It is widely used in USB drives, SSDs, and memory cards for non-volatile data storage.

Explanation

First, wash your hands before cooking.

"First" correctly marks the initial step in the sequence.

Explanation

She visited the Eiffel Tower in France.

"Eiffel Tower" is a proper noun, so both "Eiffel" and "Tower" should be capitalized.

Explanation

Pons is a part of the brainstem that acts as a bridge between the cerebellum and the rest of the brain.

It helps relay signals involved in motor control, sensory analysis, and sleep.

Explanation

The El Niño-Southern Oscillation (ENSO) cycle primarily occurs in the East-central Equatorial Pacific Ocean.

It involves periodic changes in sea surface temperatures and atmospheric pressures, influencing global weather patterns.

Explanation

Teaching refers to the planned interaction where a teacher facilitates learning to bring behavioral and intellectual changes in students.

It is a structured process under the teacher’s responsibility aimed at achieving educational goals.

Explanation

Natural rubber is made primarily of cis-1,4-polyisoprene, a polymer of the isoprene monomer.

It is harvested from the latex of rubber trees and processed into polyisoprene, which gives rubber its elasticity.

Explanation

The formula for the volume of a hemisphere is:

(2/3) × π × r^3

Given diameter = 16.8 cm, so radius (r) = 16.8 / 2 = 8.4 cm

Volume = (2/3) × π × (8.4)^3

= (2/3) × 3.14159 × 592.704

≈ 1241.85 cm^3

Explanation

Under the Indian Councils Act of 1861, the Governor-General of India was empowered to:

• Establish new Legislative Councils in other provinces (e.g., Bengal, NWFP, Punjab).
• Nominate additional members to the Central Legislative Council.

Explanation

Alexander the Great conquered Gandhara in 326–327 BCE during his campaign into the Indian subcontinent.

Gandhara was a key region due to its strategic location and cultural significance.