SCIENCES 10-11-12-13

Physics

1

1. A particle of light is called a?

_{A)Photoelectron}

_B)Photon

_C)Proton

_D)Positron

B)Photon

2

2. When we drop a coin and a feather simultaneously in a tube filled with air, which one will reach the bottom first?

_{A) Coin}

_{B) Feather}

_{C) None of the above}

_{D) They will reach at the same time}

A) Coin

3

3. After which scientist is the 'Joule ' named?

_{A) Williams Joule}

_{B) James Prescott Joule}

_{C) Jhon Jillian Joule}

_{D) Joule Watt}

B) James Prescott Joule

4

4. Physics used to be called?

_{A) The study of nature}

_{B) Natural idea}

_{C) Natural philosophy}

_{D) Alchemy}

C) Natural philosophy

5

5. What is the theorized most massive black hole known to man?

_{A) Ton 618}

_{B) Phoenix A}

_{C) Sagittarius A*}

_{D) NGC 1270}

B) Phoenix A

Chemistry

1

1. Which of the following is NOT an organic compound? 

_{A) Water}

_{B) Carbon dioxide}

_{C) Ethanol}

_{D) Methane}

A) Water

2

2. Which factor does NOT affect the position of equilibrium of an aqueous reaction: 

_{A) The concentration of the reactants}

_{B) Pressure}

_{C) Temperature}

_{D) The concentration of the products}

B) Pressure

3

3. Which of the following is the last element of the periodic table circa. 2023? 

_{A) Livermorium}

_{B) Lutetium}

_{C) Tennessine}

_{D) Oganesson}

D) Oganesson

4

4. What is the (scientific) full name of this compound?

(CH3)2CHCH2C(O)CH3

_{A) 4-methylpentan-2-one}

_{B) 4-ethylpentanoate}

_{C) 2-methylpentan-4-one}

_{D) 4-ethylpentanone}

A) 4-methylpentan-2-one

5

5. Which one of the following has a Mohs Hardness scale of 9? 

_{A) Corundum}

_{B) Apatite}

_{C) Topaz}

_{D) Diamond}

A) Corundum

Biology

1

1. A human has how many chromosomes: 

_{A) 46}

_{B) 48}

_{C) 23}

_{D) 24}

A) 46

2

2. Lymph is found 

_{A) In the blood}

_{B) In the body’s tissues}

_{C) In the renal blood vessels}

_{D) In your hair}

B) In the body’s tissues

3

3. Which of the following parts of the lungs contain cartilage: 

_{A) Terminal bronchiole}

_{B) Bronchus}

_{C) Arteriole}

_{D) Respiratory bronchiole}

B) Bronchus

4

4. HIV is:

_{A) A virus}

_{B) A parasite}

_{C) A bacterium}

_{D) An amoeba}

B) A parasite

5

5. Which of the following is NOT a true cobra:

_{A) Water Cobra}

_{B) Indian Cobra}

_{C) King Cobra}

_{D) Angolan Cobra}

C) King Cobra

Math

1

1. The area of a square with sides “A”  plus the area of a square with sides “B” is equal to the area of a square with sides “C”. This is a geometrical proof of?

_{A) Theorem of summations} 

_{B) Pythagoras theorem}

_{C) Binomial theorem}

_{D) Bayes theorem}

B) Pythagoras theorem

2

2. Who is known as the father of Algebra? 2 Points

_{A) Isaac Newton} 

_{B) Muhammad ibn Musa al-Khwarizmi}

_{C) Thomas Bayes}

_{D) Euclid}

B) Muhammad ibn Musa al-Khwarizmi

3

3. What is the Formal definition of a derivative? 

_{a). The instantaneous rate of change at a point}

_{b). The function of the gradient of a graph at a point.}

_{c). Change in the value of (y) over the change in the value of (x) as the change approaches zero.}

_{d). Change in (y) over change in (x) at an instant for a graph of (Y) against (X).}

c). Change in the value of (y) over the change in the value of (x) as the change approaches zero.

4

4. In which ancient civilization did mathematicians use a number system based on 60, which is the reason we have 60 seconds in a minute and 60 minutes in an hour?

_{A) Ancient Egypt}

_{B) Ancient Greece}

_{C) Mesopotamia}

_{D) Ancient China}

C) mesopotamia

5

5. Who is often credited as the "Father of Geometry" for his work in ancient Greece?*

_{A) Euclid} 

_{B) Pythagoras}

_{C) Archimedes}

_{D) Aristotle}

A) Euclid