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Which sugar is present in DNA?


Correct Answer :Pentose

Who receives an extra chromosome may suffer from? / जिनमें अतिरिक्त गुणसूत्र है वे किस रोग से ग्रस्त हो सकते है?

Scurvy/ स्कर्वी
Down syndrome/ डाउन सिंड्रोम
Ricket./ रिकेट

Correct Answer :Down syndrome/ डाउन सिंड्रोम

What does ICZN stand for?

International code of zoo nomenclature
International code of Zoological Names
International code of Zoogeographical names
International code of Zoological Nomenclature

Correct Answer :International code of Zoological Nomenclature

What is Evolution? / उदविकास क्या होता है?

Development of a species/ प्रजातियों का विकास
History and Development of a race/ प्रजातियों के विकास का इतिहास 
History of a race./ जातियों का इतिहास
History and development of a race along with variations ./ बदलाव के साथ जातियों के विकास का इतिहास 

Correct Answer :History and development of a race along with variations ./ बदलाव के साथ जातियों के विकास का इतिहास 

What is the study of fossils called? / जीवाश्मों के अध्ययन को क्या कहते है?


Correct Answer :Paleontology

What is the molecular Formula of Glucose? / Glucose का आणविक सूत्र है?


Correct Answer :C6H12O6.

Enzymes are made up of which type of Biological molecules? / एंजाइम किस प्रकार के जैविक अणु से बने है?

Fats / वसा
Carbohydrates / कार्बोहाइड्रेट
Proteins /  प्रोटीन

Correct Answer :Proteins /  प्रोटीन

Which enzyme helps in digestion of milk in mammals? / स्तनधारियों में दुध का पाचन किस एंजाइम के द्वारा होता है?

Renin / रेनिन
Primase / प्राइमेज़
Salivary Amylase ./ स्लाइवरी एमाइलेज़
Invertase / इनवरटेज़

Correct Answer :Renin / रेनिन

In which of the following percentage of protein is high? / इनमें से सबसे अधिक प्रोटीन की प्रतिशत किसमें पायी जाती है?

Plasma / प्लाज्मा 
Blood / रक्त 
Lymph / लसीका
WBC / श्वेत रक्त कोशिका

Correct Answer :Blood / रक्त

Which type of image is formed on the retina in eyes? / आंखों पर किस प्रकार की प्रतिबिम्बं बनती है?

Virtual and Inverted / आभासी और उल्टे
Erect and virtual / सीधा और आभासी
Real and inverted  / वास्तविक और उल्टे
Erect and virtual / सीधा और वास्तविक

Correct Answer :Real and inverted  / वास्तविक और उल्टे

Which is the iron containing protein in human blood? / मानव रक्त में पाया जाने वाला लोह युक्त प्रोटीन किसे कहते है?

Hormones/ हार्मोन
Hemoglobin/ हीमोग्लोबिन

Correct Answer :Hemoglobin/ हीमोग्लोबिन

Placenta is made up of which two tissues?/ नाल किन दो ऊतकों से बनती है?

Adipose and Paternal tissues / वसा एवं पैतृक ऊतक
Adipose and Maternal tissues / वसा एवं मातृ ऊतक
Maternal and Foctal tissues / मातृ एवं भ्रूण ऊतक
Maternal and Paternal tissues / मातृ एवं पैतृक ऊतक

Correct Answer :Maternal and Foctal tissues / मातृ एवं भ्रूण ऊतक

AIDS is caused by which type of microorganism? / एड्स किस प्रकार के सूक्ष्मजीव के कारण होता?

Bacteria/ बैक्टीरिया
None of these/इनमे से कोई नहीं

Correct Answer :Virus/वायरस

What are Pheromones? / फेरोमोंस क्या होते है?

A chemical released by animal to affect the behavior of another animal.
Release of endorphin
Production of Growth hormones
A product of neuro secretory cell

Correct Answer :A chemical released by animal to affect the behavior of another animal

What is present in the Nucleus of a cell? / एक कोशिका के नाभिक में क्या पाया जाता है?

Protein only ./ केवल प्रोटीन
DNA and Protein./ डीएनए और  प्रोटीन
DNA only./ केवल डीएनए
DNA, RNA or Protein./ डीएनए आरएनए और  प्रोटीन

Correct Answer :DNA, RNA or Protein./ डीएनए आरएनए और  प्रोटीन

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Ratio and Proportion

A certain sum of money is divided between A and B in the ratio of 5/4 : 5/3 and A got Rs. 360/-. Find the total sum of money and B’s share?

In an office, the ratio of the salaries of an officer and a clerk is 15:7. If the salary of a clerk is Rs. 720/- less than the salary of the officer, find the salary of each?

In an election to a municipal council, the votes secured by two candidates are in the ratio 13:19. The elected candidates gets 312 votes more than the second candidate. How many votes are secured by the second candidate?

A certain sum of money is divided between Murthy and Prasad in the ratio 22/7 : 8/3. If Murthy gets Rs. 120/- more than Prasad, find the share of each?

In a cricket test series, the runs made by Raju and Tendulkar are in the ratio 5:9 and Tendulkar and Azar are in the ratio 6:7. What are the runs made by them if Azar makes 187 runs more than Raju?

If A:B = 2:3 and B:C = 9:5 find A:B:C?

If A:B = 3/5:5/7 and B:C = 3/4:2/5, find A:B:C?

If R:S = 0.01:0.11 and S:T = 2.2:1, Find R:S:T?

In a school, Under a Saving Scheme, Rekha saves 3/2 times the savings of Bindu, Geeta saves 4 times the savings of Rekha. Find the ratio of the savings of all the three in least terms?


A man left 1/3 rd of his property to his wife and 3/5 th of the remainder to his daughter. He gave the rest to his son who received Rs. 6400/-. How much was his original property worth?

Ratio and Proportion

In a school 4/9 of the pupils are boys. There are 125 girls. How many boys are there?

If A:B = 3:4 and B:C = 5:6, find A:C?

IF X:Y = 3:4 AND Y:Z = 4:5, FIND X:Y:Z?


A house site is in the shape of a square. Its area is 1225 sq metres. What is its perimeter?

The area of a square field is 7396 sq metres. Find its perimeter?


Twice the first of three consecutive even integer is 6 more than the second integer. What is the third integers?

Ratio and Proportion

If 2x=3y and 4y=5z, then what is x:z=?

What quantity must be added to each term of the ratio a + b : a – b to make it equal to (a + b)2 : (a – b)2 ?