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Q:

Organs having different structure and components but perform similar functions are called ______.

 

A) Analogous organs B) Homologous organs
C) Heterogeneous organs D) Homogenous organs
 
Answer & Explanation Answer: A) Analogous organs

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Q:

Which one of the following is commonly used as an indicator to measure the exact pH?

 

A) Eosin B) Phenolphthalein
C) Universal indicator D) Litmus
 
Answer & Explanation Answer: C) Universal indicator

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Filed Under: Chemistry
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Q:

Out of all known elements, the minimum number is of ______.

 

A) Metals   B) Non-metals  
C) Metalloids D) No option is correct
 
Answer & Explanation Answer: C) Metalloids

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Q:

Electron configuration of cobalt 2+?

Answer

The s,p,d,f configuration for cobalt (Co) is 1s22s22p63s23p64s23d7, determined by the position of the element on the periodic table. The electron configuration for Cobalt at ground state would simply be Co: [Ar] 4s23d7.


The electron configuration of Cobalt will end in d block as Cobalt is an inner transition metal. Cobalt is in the 7th column of the d block and therefore has 7 d electrons d7.

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Subject: Chemistry Exam Prep: AIEEE
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Q:

Which of the following statement(s) about acids is/are CORRECT ?
 
I. They change the color of red litmus to blue.
II. They change the color of blue litmus to red.
III. They have pH value less than 7.
 

A) Only I and III B) Only II and III
C) Only I D) Only II
 
Answer & Explanation Answer: B) Only II and III

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Q:

What is two days after the day after the day before yesterday?

Answer

Tomorrow


The day before yesterday was two days ago; the day after the day before yesterday was yesterday; two days after that (yesterday) is tomorrow.

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Subject: Clock puzzles

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Q:

Which state cabinet has approved Dharma Swatantrya (Religious Freedom) Bill 2020?

 

A) Telangana B) Rajasthan
C) Madhya Pradesh D) Andhra Pradesh
 
Answer & Explanation Answer: C) Madhya Pradesh

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Filed Under: Indian Politics
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Q:

Fats, oils and cholesterol are all types of what?

 

 

A) Cell membranes B) Lipids
C) Hormones D) Fatty acids
 
Answer & Explanation Answer: D) Fatty acids

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Filed Under: Biology
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