Explanation

Goiter is caused by iodine deficiency.

It results in an enlarged thyroid gland.

Iodine deficiency can cause mental retardation in children.

Particularly if the deficiency occurs during fetal development or early childhood.

This is because iodine is essential for brain development and thyroid function.

The effects of the thyroid come from two iodine-containing hormones.

Explanation

The youngest to become president by election was John F. Kennedy at the age of 35.

35th  U.S. president 

Belongs to Democratic party 

Assassination  Nov 1963 

Explanation

They burst into tears means to start to cry.

In the phrase "burst into tears," the word "into" is used to indicate a transition or change of state.

"Burst" suggests a sudden.

Explanation

Maulana Mahmood ul Hassan (1858-1920) was a Indian Muslim scholar and independence activist who founded the Tahrik-e-Reshmi Rumal (Silken Handkerchief Movement) in 1915.

This movement established a network of secret messengers and agents to facilitate communication and coordination among Indian revolutionaries and freedom fighters.

Explanation

Remove paragraph formatting.                 Ctrl+Q

Apply single spacing to the paragraph. Ctrl+1

Apply double spacing to the paragraph. Ctrl+2

Apply 1.5-line spacing to the paragraph. Ctrl+5

ND1-5-2023

Explanation

The Central Nervous System (CNS) comprises the:

• Brain, which processes information.
• The spinal cord, which relays messages between the brain and the body.
• The nerves, which transmit signals throughout the body.

Explanation

Origin of species using Natural Selection was the work of Charles Darwin.

It was published on 24 November 1859,

..

Charles Darwin's discoveries included.

four different species of giant ground sloth (some of the largest land mammals ever to have lived), a gomphothere,

and the remains of an extinct horse.

ND16-8-2023

Explanation

The Home key is used to move the cursor to the beginning of a line.

This key quickly positions the cursor at the start of the current line of text.

Explanation

• Chlorofluorocarbons (CFCs) are a type of synthetic compound that was widely used as refrigerants, propellants, and solvents.
• They are also responsible for the depletion of the ozone layer, which protects the Earth from harmful ultraviolet (UV) radiation.
• CFCs can rise to the stratosphere, where they are broken down by ultraviolet radiation, releasing chlorine atoms that catalytically destroy ozone molecules (O3).

Explanation

The 'Enhanced Partnership with Pakistan Act of 2009

also known as the Kerry-Lugar-Berman Act

It was passed by the US Congress on 24 September and signed by President Obama on 15 October.

This bill provides Pakistan with a non-military aid package of US$1.5 billion annually, for the next five years

It was proposed by Senators John Kerry (D-Massachusetts) and Richard Lugar (R-Indiana).