Explanation

Fat soluble 

Sources include green vegetables, milk and its products, liver eggs and especially in carrots.

leading cause of blindness in children worldwide

Explanation

Answer:

It looks dark to astronauts. On the earth, the blue sky can be seen due to the existence of the atmosphere. The atmosphere blocks the rays of the sun and you can see the color of the sky. In the universe, because there is no atmosphere, the rays reach the astronomer's eyes without refraction and appear dark.

Explanation

Answer:

A

The proportion in the sea is decreasing. Seawater is denser than river water, so ships suffer more damage.

Explanation

Answer:

C

Forests and trees contribute significantly to food security by helping maintain the environmental conditions required for agricultural production. They stabilize the soil, prevent erosion, increase the water storage capacity of the soil, and reduce air temperature and soil temperature.

Explanation

Answer:

MISPRIZE: Do not value  (something); underestimate.

Devalue: Do not value  (something); underestimate.

Erroneous: incorrect, wrong

Covet: desire, want, or wish

Despise:  or deep disgust, hate

Explanation

 Supervene: To occur as an interruption or change to an existing situation.

Interfere: To intervene in a situation without invitation or necessity.  

Explanation

Answer: c

FERVID: Very enthusiastic or passionate, especially overkill.

Ardent: Very enthusiastic or passionate, especially overkill.

Difficult: Hard to carry, or Hard

Obstinate: Despite trying to convince you to change it, we stubbornly refuse to change your mind or the course of action you choose. Very difficult to change

Delightful: Very charming or pleasant

Explanation

Answer:

C

ERSATZ: Manufactured or used as an alternative to others (of the product) and is usually inferior.

 Artificial: Manufactured or used as an alternative to others (of the product) and is usually inferior.

 Chaotic: In a condition of entire confusion and disorder.

Impromptu: Without planning, organizing, rehearsals

 Vague:   an  indefinite, uncertain, or unclear thing, character, or meaning

Explanation

NAB Ordinance,promulgated on 17 Nov, 1999

Explanation