Q:

If cos 60° - sec 30° = x, then the value of x is

A) 1	B) (√3+√2)/2
C) (√3-4)/2√3	D) 1/√2

Answer & Explanation Answer: C) (√3-4)/2√3

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Filed Under: Quantitative Aptitude - Arithmetic Ability
Exam Prep: Bank Exams

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Q:

If $r \sin θ = \sqrt{3}$ and $r \cos θ = 1$ , then the values of r and $θ$ are: $(0 ° ⩽ θ \leq 90 °)$

A) r=1, θ=30°	B) r=1⁄2, θ=30°
C) r=3 , θ=30°	D) r=2, θ=60°

Answer & Explanation Answer: D) r=2, θ=60°

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Q:

Who won the Women's Singles Wimbledon Championship 2016 ?

A) Angilique Kuber	B) Serena Williams
C) Venus Williams	D) Steffi Graff

Answer & Explanation Answer: B) Serena Williams

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Filed Under: Sports
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Q:

Who discovered the ABO blood group system?

A) Karl Koller	B) Maurice Hilleman
C) Karl Landsteiner	D) Edward Jenner

Answer & Explanation Answer: C) Karl Landsteiner

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Filed Under: Biology
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Q:

Which one of the following does not directly refer to cholesterol?

A) Low density lipoprotein	B) High density lipoprotein
C) Rhesus factor	D) Packaged protein coat

Answer & Explanation Answer: C) Rhesus factor

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Filed Under: Biology
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Q:

____ tissue changes the diameter of a blood vessel.

A) Heart	B) Muscle
C) Epithelial	D) Bone

Answer & Explanation Answer: B) Muscle

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Filed Under: Biology
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Q:

AIDS is caused by the Human Immunodeficiency Virus (HIV). The transmission of HIV infection generally occurs through

A) eating contaminated food and water	B) transfusion of contaminated blood and blood products
C) inhaling polluted air	D) shaking hand with infected person

Answer & Explanation Answer: B) transfusion of contaminated blood and blood products

Explanation:

AIDS is caused by the Human Immuno deficiency Virus (HIV), a member of a group of viruses called retrovirus, which have an envelope enclosing the RNA genome. Transmission of HIV-infection generally occurs by (a) sexual contact with infected person, (b) by transfusion of contaminated blood and blood products, (c) by sharing infected needles as in the case of intravenous drug abusers and (d) from infected mother to her child through placenta.

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Filed Under: Biology
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Q:

Which is the parameter for the economic development ?

A) Per capita monetary income	B) National income
C) Per capita rural income	D) Population

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