Q:

If x = [1/(√5 + √3)], y = [1/(√7 + √5)] and z = [1/(√7 + √3)], then what is the value of (x + y + z)?

A) 3/4(√7 – √3)	B) √5 – √3
C) √7 + √5	D) 1/2(√7 + √3)

Answer & Explanation Answer: A) 3/4(√7 – √3)

Explanation:

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Filed Under: Quantitative Aptitude - Arithmetic Ability
Exam Prep: GATE , Bank Exams
Job Role: Bank PO , Bank Clerk

0 1820

Q:

Which one of the following is a physical change?

A) Burning of coal	B) Burning of wood
C) Heating of a platinum crucible	D) Heating of potassium chlorate

Answer & Explanation Answer: C) Heating of a platinum crucible

Explanation:

In Burning of coal, burning of wood and Heating of Potassium Chlorate there will be some sort of chemical change, but Heating of a Platinum crucible is a physical change.

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Filed Under: Chemistry
Exam Prep: Bank Exams

1 1820

Q:

Ajanta and Ellora caves are situated in which state of India?

A) Kerala	B) Odisha
C) Maharashtra	D) Jammu & Kashmir

Answer & Explanation Answer: C) Maharashtra

Explanation:

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Filed Under: Indian Geography
Exam Prep: Bank Exams

1 1820

Q:

Kwashiorkor disease in children is caused by

A) sufficient carbohydrates but less fats in diet	B) sufficient carbohydrates and fats but deficient proteins in diet
C) sufficient vitamins but deficient fats in diet	D) sufficient fats but deficient vitamins in diet

Answer & Explanation Answer: B) sufficient carbohydrates and fats but deficient proteins in diet

Explanation:

Kwashiorkar is produced by protein deficiency unaccompanied by calorie deficiency. It results from the replacement of mother’s milk by a high calorie-low protein diet in a child more than one year in age. Like marasmus, kwashiorkor shows wasting of muscles, thinning of limbs, failure of growth and brain development

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Filed Under: Biology
Exam Prep: Bank Exams

2 1820

Q:

Which of the following classes of animals has/have three-chambered heart?

A) Pisces and Amphibia	B) Amphibia and Reptilia
C) Reptilia only	D) Amphibia only

Answer & Explanation Answer: B) Amphibia and Reptilia

Explanation:

Mammalian and avian hearts have four chambers two atria and two ventricles.Amphibians and reptiles, by contrast, have a three-chambered heart. The three-chambered heart consists of two atria and one ventricle.Fish possess the simplest type of true heart a two-chambered organ composed of one atrium and one ventricle.

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Filed Under: Biology
Exam Prep: Bank Exams

1 1819

Q:

Isotones have always ______

A) Same number of protons	B) Same atomic number
C) Same number of neutron	D) Same number of proton and same numbe of neutron

Answer & Explanation Answer: C) Same number of neutron

Explanation:

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Filed Under: Chemistry
Exam Prep: Bank Exams , GATE
Job Role: Bank Clerk , Bank PO

1 1819

Q:

In the following question, a sentence has been given in Direct/Indirect speech. Out of the four alternatives suggested, select the one which best expresses the same sentence in Indirect/Direct speech.
Rajesh ordered his driver to do as he was told.

A) Rajesh ordered his driver “Do as you are told”.	B) Rajesh said to his driver “Do as I told you”.
C) Rajesh said to his driver “Do as you are told”.	D) Rajesh said to his driver “Do as you were told”.

Answer & Explanation Answer: C) Rajesh said to his driver “Do as you are told”.

Explanation:

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Filed Under: English
Exam Prep: Bank Exams

0 1819

Q:

__________ is the number of individuals of the population who left the habitat and gone elsewhere during the time period under consideration.

A) Natality	B) Mortality
C) Immigration	D) Emigration

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