β1. A "Change in Quantity Demanded" is caused ONLY by a change in:
Anonymous Quiz
28%
Consumer income
16%
Population size
52%
The price of the good itself
4%
Weather conditions
β2. Which of these describes "Catabolism"?
Anonymous Quiz
14%
Building complex molecules (requires energy)
78%
Breaking down complex molecules (releases energy)
6%
Creating enzymes from DNA
2%
Storing fat in cells
β2. If the price of Fertilizer (an input) increases, the Supply Curve for crops will:
Anonymous Quiz
40%
Shift to the right (increase)
46%
Shift to the left (decrease)
9%
Stay the same
4%
Become a horizontal line
3. If a graph shows an enzyme's activity dropping to zero after 45^{\circ}C, what has happened?
Anonymous Quiz
22%
The enzyme is working perfectly
20%
The substrate has run out
52%
The enzyme has denatured
6%
The enzyme is hibernating
β3. What is a "Price Ceiling"?
Anonymous Quiz
33%
A maximum legal price set below equilibrium
36%
A minimum price set by the government
23%
The price where supply equals demand
9%
A tax on imported goods
β€3π1
β4. Why is an enzyme called "specific"?
Anonymous Quiz
15%
Because it can only work in one cell
73%
Because its active site only fits one type of substrate
7%
Because it only works at night
6%
Because it is very small
β4. If Goods X and Y are "Complements" (like Pens and Ink), and the price of X rises:
Anonymous Quiz
39%
Demand for Y will decrease
42%
Demand for Y will increase
8%
Supply of Y will increase
11%
No change occurs
π2
β5. What is the name of the theory where the enzyme active site molds slightly around the substrate?
Anonymous Quiz
37%
Lock and Key theory
42%
Induced Fit theory
11%
Evolution theory
11%
Cell theory
5. A "Shortage" occurs in the market when:
Anonymous Quiz
46%
Price is below Equilibrium
33%
Price is above Equilibrium
13%
Supply is equal to Demand
9%
Sellers have too much stock
β€3π₯1
π΄ ααα¬α α°α³α΅αα α½α ππ
π αααα αααα α°ααͺαα½ α¨ααα α₯α«α αααα£α΅ α₯αα For Natural student Chemistry grade 9 unit 2 α₯α α¨α°αα«α© English past tense α₯α«ααα½α α ααα α°α α₯αα α₯ααΉααα α€ α₯ααα α Concept α₯α«αα α£α½α α α₯αα π
π―α αα΅ α¨ααα¨α Topic α αααα αααα α₯αα°α«αα πͺπͺ
π© α΅α NB tutorial service ααα½α αα³α α₯α«α α₯α α α΅α°α«α¨α΅π @NB_tutorialservice
ααα«α α α³α π΄π΄
πNB tutorial service
---------ααα α¨α₯ααα° αα π€-----------
π αααα αααα α°ααͺαα½ α¨ααα α₯α«α αααα£α΅ α₯αα For Natural student Chemistry grade 9 unit 2 α₯α α¨α°αα«α© English past tense α₯α«ααα½α α ααα α°α α₯αα α₯ααΉααα α€ α₯ααα α Concept α₯α«αα α£α½α α α₯αα π
π―α αα΅ α¨ααα¨α Topic α αααα αααα α₯αα°α«αα πͺπͺ
π© α΅α NB tutorial service ααα½α αα³α α₯α«α α₯α α α΅α°α«α¨α΅π @NB_tutorialservice
ααα«α α α³α π΄π΄
πNB tutorial service
---------ααα α¨α₯ααα° αα π€-----------
π₯°7β€5π€©2π1
π΄ α°ααͺαα½......αα¬ αα³ Chemistry and English α₯α«ααα»α½α α α°α ααα³ α₯αα°α°α α α ααΈαα€1:30 αα α α₯ααπ
β€4π1
G-8 English model exam 1, Arada 2017 (Answer + Explantion).pdf
683.5 KB
Wow π α¨2017 α¨8α ααα α¨1α α΄αα΅α°α αα΄α αα°α α¨αααα±π
@nbtutorialservice
@nbtutorialservice
β€6
πα¨αα¬αα α₯α«α ααααα αα
ααα αα½α ?
ααα αα½α ?
π11β€2
1. In 1897, J.J. Thomson discovered a subatomic particle using a cathode ray tube. Which particle was it?
Anonymous Quiz
14%
Proton
11%
Neutron
65%
Electron
10%
Alpha particle
β1. Yesterday, the student ____ the chemistry experiment in the lab.
Anonymous Quiz
7%
perform
78%
performed
8%
performs
6%
performing
β€3
β2. Ernest Rutherford performed the gold foil experiment. What did he conclude about the center of the atom?
Anonymous Quiz
23%
It was empty space
65%
It was a dense, positive nucleus
10%
It was negatively charged
2%
It contained only electrons
2. We ____ the law of supply and demand in our economics class last week.
Anonymous Quiz
13%
study
69%
studied
7%
studies
11%
was study
β€5
β3. When John Dalton developed his atomic theory, how did he describe atoms?
Anonymous Quiz
78%
As tiny, indivisible spheres
11%
As soft clouds of energy
9%
As solar systems
3%
As liquid droplets
β€3