Q:

What are the sides of the dna ladder made of

A) nitrates and sugars	B) sugars and hydrates
C) sugars and phosphates	D) phosphates and nitrates

Answer & Explanation Answer: C) sugars and phosphates

Explanation:

DNA is a double-stranded molecule twisted into a helix. The shape of DNA is a double helix, which is like a twisted ladder. The sides of the ladder are made of alternating sugar and phosphate molecules. Deoxyribose, which is a pentose, and a phosphate group are the two molecules together form the two sides of the DNA. The rungs of the ladder are pairs of 4 types of nitrogen bases.

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Q:

Arrange the following words as per order in the dictionary

1. Diffident

2. Difficult

3.Different

4.Diffidence

A) 1,2,3,4	B) 3,2,4,1
C) 2,1,3,4	D) 3,2,1,4

Answer & Explanation Answer: D) 3,2,1,4

Explanation:

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Filed Under: Verbal Reasoning - Mental Ability

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Q:

Trichloroacetaldehyde was subject to Cannizzaro's reaction by using NaOH. The mixture of the products contains sodium trichloroacetate and another compound. The other compound is :

A) Chloroform	B) 2, 2, 2-Trichloroethanol
C) Trichloromethanol	D) 2, 2, 2-Trichloropropanol

Answer & Explanation Answer: B) 2, 2, 2-Trichloroethanol

Explanation:

$\begin{matrix} C l \\ | \\ C l & - & C & - & C H O \\ | \\ C l \end{matrix}$ $\to_{C a n n i z z a r o' s R e a c t i o n}^{N a O H}$ $\begin{matrix} C l \\ | \\ C l & - & C & - & C O O N a \\ | \\ C l \end{matrix}$ $+$ $\begin{matrix} C l \\ | \\ C l & - & C & - & C H_{2} \\ | 2 & 1 \\ C l \end{matrix}$ $- O H$

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Filed Under: Chemistry
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Q:

Which is the National Aquatic Animal of India?

A) Penguin	B) Whale
C) River Dolphin	D) Seal

Answer & Explanation Answer: C) River Dolphin

Explanation:

River Dolphin is the National Aquatic Animal of India.

Which_is_the_National_Aquatic_Animal_of_India1548756729.jpg image

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Filed Under: Indian Geography
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Q:

The areas where monthly rainfall during october to December ranges 10cm to 30cm fall in

A) East West of Tamil Nadu and Andhra Pradesh	B) Kerala and Karnataka
C) Jammu and Kashmir	D) Himachal Pradesh

Answer & Explanation Answer: A) East West of Tamil Nadu and Andhra Pradesh

Explanation:

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Filed Under: Indian Geography

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Q:

Where is the Cardamom Hills located?

A) Jammu and Kashmir	B) Himachal Pradesh
C) Kerala	D) Maharashtra

Answer & Explanation Answer: C) Kerala

Explanation:

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Filed Under: Indian Geography
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Q:

A place where bees are kept in called

A) Apiary	B) Hive
C) Sanctuary	D) Mole

Answer & Explanation Answer: A) Apiary

Explanation:

a_place_where_bees_are_kept_in_called1559565045.jpg image

A place where honey bees are kept in called an Apiary or a bee yard.

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Q:

Cellulose is a

A) Mineral	B) Protein
C) Fat	D) Carbohydrate

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