Questions

Q:

Scientist who discovered blood groups

A) Krebs B) Pavlov
C) Karl Landsteiner D) Darwin
 
Answer & Explanation Answer: C) Karl Landsteiner

Explanation:
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Q:

What is Inbound and outbound marketing?

Answer

Inbound Marketing :


     Inbound marketing refers to marketing activities that bring visitors in, rather than marketers having to go out to get prospect's attention.


1. Communication is interactive and two-way.


2. Customers come to you via search engines, refferals and social media


3. Marketers provide value


4. Marketers seek to entertain and/or educate


5. It is a cheaper way of marketing


6. It is the new trend in marketing


7. People are more in control of what information they receive and how


 


Outbound Marketing


    In Outbound marketing the company contacts the customer through a message. It uses offline methods such as trade shows, mails to customers and calling customers.


1. Communication is one-way.


2. Customers are sought out via print, TV, radio, banner advertising and cold calls.


3. Marketers Provide little to no added value.


4. Marketers rarely seek to entertain or educate.


5. It is expensive compared to inbound marketing


6. It is one of the traditional methods of marketing.


7. In outbound marketing company is in control.

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Q:

Spraying of DDT on crops causes pollution of __________

A) Air & Soil B) Crops & Air
C) Soil & Water D) Air & Water
 
Answer & Explanation Answer: C) Soil & Water

Explanation:
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Q:

Generally, plants absorb dissolved nitrates from soil and convert them into

A) Ammonia B) Urea
C) Protein D) Nitrogen
 
Answer & Explanation Answer: D) Nitrogen

Explanation:

Generally, plants absorb dissolved nitrates from soil and convert them into free nitrogen.

 

  • Free nitrogen is simply molecular nitrogen (N2).

 

  • Nitrogen, in its molecular form, consists of two nitrogen atoms bound together with a triple bond.
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Q:

Which scientist established the Law of Octaves?

A) John Newlands B) Antoine Lavoisier
C) Alfred Nobel D) Marie Curie
 
Answer & Explanation Answer: A) John Newlands

Explanation:

Law of Octaves states that "If the chemical elements are arranged according to increasing atomic weight, those with similar physical and chemical properties occur after each interval of seven elements." That is every 8th element have the same physical and chemical properties. This was established by the British scientist John Newlands in the year 1865.

Which_scientist_established_the_Law_of_Octaves1559374791.jpg image

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Q:

Infection of salivary glands by a virus leads to 

A) tetanus B) mumps
C) pyorrhoea D) ulcers
 
Answer & Explanation Answer: B) mumps

Explanation:

Mumps : This is a swelling caused by information of parotid glands placed in front of our ear region. The inflammation is caused by a virus.

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Q:

Which of the following is not a function of saliva?

A) contains fluoride to harden the tooth enamel B) moistens food and helps stick it together to make it easier to swallow
C) begins the chemical breakdown of starches D) helps clean the mouth
 
Answer & Explanation Answer: A) contains fluoride to harden the tooth enamel

Explanation:

Saliva is produced by the salivary gland which helps in food digestion.

 

Option A) contains fluoride to harden the tooth enamel is not the function of saliva.

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Q:

What will happen if an object is dropped from a height and there is no air resistance?

A) It will fall with a constant speed and acceleration B) Its acceleration will increase
C) Both speed and acceleration will increase D) Its speed will increase
 
Answer & Explanation Answer: D) Its speed will increase

Explanation:
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