Zoology

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Which sugar is present in DNA?

Hexose
Pentose
Tetrose
Triose


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
Thalesmia/थैलस्मिया
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?

Palmology
Phycology
Paleontology
Psychiatry


Correct Answer :Paleontology

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

C6H12O6.
C12HO11.
CH3OH2.
C6H2O5.


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
RNA 
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?

RBC
Hormones/ हार्मोन
WBC
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?

Virus/वायरस
Bacteria/ बैक्टीरिया
Fungus/फंगस
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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Height and Distance

An aeroplane flying at a height of 300 m above the ground passes vertically above another plane at an instant when the angles of elevation of the two planes from the same point on the ground are 60º and 45º respectively. What is the height of the lower plane from the ground?

From the top of a building 90 m high, the angles of depression of the top and the bottom of a tree are 30º and 45º respectively. What is the height of the tree?

Trigonometry

What is the value of sinx √( 1 /1+cosx + 1 /1-cosx ) ?

What is cos4 A - sin4 A / cos2 A - sin2 A equal to?

If 7sin2 x +3cos2 x = 4, 0 < x < 90º ,then what is the value of tan x?

If x = a cosθ + b sinθ and y = a sinθ - b cosθ then what is x2 + y2 equal to?

Average

The mean of 5 numbers is 15. If one more number is included, the mean of the 6 numbers becomes 17. What is the included number?

The mean marks obtained by 300 students in a subject are 60. The mean of top 100 students was found to be 80 and the mean of last 100 students was found to be 50. The mean marks of the remaining 100 students are?

In an asymmetrical distribution, of the mean and median of the distribution are 270 and 220 respectively, then the mode of the data is?

Let a, b, c, d, e, f, g be consecutive even numbers and j, k, l, m, n be consecutive odd numbers. What is the average of all the numbers?

Alligation or Mixture

25 kg of alloy X is mixed with 125 kg of alloy Y. If the amount of lead and tin in the alloy X is the ratio 1 : 2 and the amount of lead and tin in the alloy Y is in the ratio 2 : 3, then what is the ratio of lead to tin in the mixture?

Simplification

The ratio of two numbers is 1 : 5 and their product is 320. What is the difference between the square of these two numbers?

Trigonometry

What is the value of cot 4π/3 ?

Indian Politics

Article-24 of the Indian Constitution ‘Prohibition of employment of children in factories, etc’ deals with?

Article-134A of the Indian Constitution ‘Certificate for appeal to the Supreme Court’ deals with?

Chemistry

Who invented Aspirin?

Physics

A larger force on a rotating body results in larger?

What is the unit of the physical quantity, magnetic flux density?