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Q:

In bio fortification technique plant breeders use breeding to overcome

A) Loss due to insect pests B) Decrease in food production
C) Deficiencies of micronutrients and vitamins D) Loss due to plant diseases
 
Answer & Explanation Answer: C) Deficiencies of micronutrients and vitamins

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Q:

Malachite is an ore/mineral of

A) Lead B) Manganese
C) Mercury D) Copper
 
Answer & Explanation Answer: D) Copper

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Q:

Which of the following is least likely to be an effect of global warming?

A) Increased frequency of hurricanes B) Loss of fertile delta region as for agriculture
C) Decreased rate of photosynthesis in vegetation D) Shrinking of the polar ice regions
 
Answer & Explanation Answer: C) Decreased rate of photosynthesis in vegetation

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Q:

Thermal electricity is generated by using which of these ?

A) Coal only B) Coal and Natural Gas only
C) Coal, Natural Gas and Petroleum D) None of these
 
Answer & Explanation Answer: C) Coal, Natural Gas and Petroleum

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Q:

Which of the following is natural fiber?

A) Silk B) Rayon
C) Nylon D) Polyester
 
Answer & Explanation Answer: A) Silk

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Q:

Which of the following three R's are regarded as environment friendly?

A) Reduce – Reuse – Recycle B) Reduce – Reuse – Reutilize
C) Recollect – Reuse – Reutilize D) Reduce – Renew – Reutilize
 
Answer & Explanation Answer: A) Reduce – Reuse – Recycle

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Q:

Earth revolves around Sun. Who was the 1st one to present this theory?

A) Albert Einstein B) Galileo
C) Copernicus D) Newton
 
Answer & Explanation Answer: C) Copernicus

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Q:

What is the name of the asteroid that causes Geminid meteor shower display around 15 December of every year?

A) 3 Juno B) 3200 Phaethon
C) 511 Davida D) 5200 Europa
 
Answer & Explanation Answer: B) 3200 Phaethon

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