Questions

Q:

Covalent bonds are formed when electrons are

A) Transfer of electrons B) Sharing of electrons
C) Dividing of electrons D) All of the above
 
Answer & Explanation Answer: B) Sharing of electrons

Explanation:

Covalent bonding occurs when pairs of electrons are shared by atoms. Atoms will covalently bond with other atoms in order to gain more stability, which is gained by forming a full electron shell. By sharing their outer most (valence) electrons, atoms can fill up their outer electron shell and gain stability.

 

Examples of compounds with covalent bonds ::

HCl, CO2, O2,... 

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Q:

Who is unanimously elected as Deputy Speaker of Telangana Assembly 2019?

A) P. Srinivas Reddy B) Sreenivas Yadav
C) T. Padma Rao Goud D) Padma Devendar
 
Answer & Explanation Answer: C) T. Padma Rao Goud

Explanation:
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Q:

Through which microscope were cells first observed?

A) Compound B) Simple
C) Electron D) Tunneling
 
Answer & Explanation Answer: A) Compound

Explanation:

A microscope is an instrument that magnifies objects. Cells that were first observed by Robert Hooke in the year 1665 in the compound microscope.

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Q:

In the following question, out of the four alternatives, select the alternative which best expresses the meaning of the idiom/phrase.

 

backseat driver

A) A person who keeps giving advice to others for things that they are not responsible B) The one who is sitting in the back seat behaves like a boss
C) The real power lies in the hands of those who control the strings D) The puppet dances to the actions of the puppeteer
 
Answer & Explanation Answer: A) A person who keeps giving advice to others for things that they are not responsible

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Q:

Water on the moon was discovered by

A) India B) Japan
C) Russia D) China
 
Answer & Explanation Answer: A) India

Explanation:
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Q:

What are the various segment registers in 8086?

Answer

Code, Data, Stack, Extra Segment registers in 8086.

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Subject: Hardware

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Q:

Where does transcription occur in eukaryotes?

A) Cytoplasm B) Nucleus
C) Chromosomes D) None of the above
 
Answer & Explanation Answer: B) Nucleus

Explanation:
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Q:

In the following question, out of the four alternatives, select the alternative which is the best substitute of the words/sentence.

A routine task, especially a household one

A) Chore B) Servitude
C) Moil D) Travail
 
Answer & Explanation Answer: A) Chore

Explanation:
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