Q:

Which of the following statements are CORRECT?

I. The soap molecules form structures called micelles.

II Soap micelles cannot scatter light.

III. Oily dirt gets collected in the center of the micelle.

A) Both I and II	B) Both I and III
C) Both II and III	D) All I, II and III

Answer & Explanation Answer: B) Both I and III

Explanation:

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Q:

Which one of the following is applicable to collision-coalescence process of precipitation?

A) Clouds which do not extend beyond the freezing level	B) Clouds which extend beyond the freezing level
C) All types of clouds	D) Cirrocumulus cloud

Answer & Explanation Answer: A) Clouds which do not extend beyond the freezing level

Explanation:

In colder clouds: droplets formed by Bergeron mechanism. But, in many parts of the world the air is too warm for ice crystals to form. This being the case, rain and snow cannot develop following the Bergeron Process. Instead, tiny droplets form as they collide into one another creating larger and larger droplet, this is known as collision-coalescence process. So, warmer clouds are associated with this keyword.

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Q:

Which of the following is used as a catalyst in the hydrogenation of vegetable oil?

A) He	B) H2
C) Ni	D) Pb

Answer & Explanation Answer: C) Ni

Explanation:

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1 47822

Q:

Which of the following statement(s) is/are CORRECT?

I. Acids are sour in taste and generate H+ ions.

II. Acids are sour in taste and generate OH– ions.

III. Bases are bitter intaste and generate OH– ions.

A) Only I and III	B) Only I and II
C) Only II and III	D) All I, II and III

Answer & Explanation Answer: A) Only I and III

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Q:

Under which one of the following Amendment Acts was Sikkim admitted into the Union of India?

A) 35th	B) 36th
C) 37th	D) 38th

Answer & Explanation Answer: B) 36th

Explanation:

The 35th constitutional Amendment Act (1975):Terms and Conditions for the Incorporation of Sikkim into the Union of India.

The 37th constitutional Amendment Act (1975):Formation of Arunachal Pradesh legislative assembly.

The 38th constitutional Amendment Act(1975):Enhances the powers of President and Governors to pass ordinances.

The 36th constitutional Amendment Act (1975):Formation of Sikkim as a State within the Indian Union.

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Q:

The speed of light will be minimum while passing through

A) water	B) vaccum
C) air	D) glass

Answer & Explanation Answer: D) glass

Explanation:

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473 47626

Q:

Which is released during the formation of a peptide bond?

A) an amino group	B) a five-carbon sugar
C) both 1 and 2	D) a water molecule

Answer & Explanation Answer: D) a water molecule

Explanation:

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Q:

Janapav hill situated near Indore is the source of which river?

A) Tapi river	B) Chambal river
C) Mahi River	D) Mahanadi

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