NEW
Font size
S
M
L
XL
WorksheetsUnit 2 Lesson 3 Quiz
Total questions: 11
Worksheet time: 11mins
Name
Class
Date
1.
Which among the following would best describe yeast?
a)
Producer
b)
Consumer
c)
Decomposer
d)
baker
2.
The bubbles/foam formed during the yeast lab is______
a)
Oxygen
b)
Soap
c)
Water
d)
Carbon dioxide
3.
Which among the following is an input/ reactant of the cellular respiration process?
a)
Water and sugar
b)
Carbon dioxide and water
c)
Oxygen and carbon
d)
sugar and oxygen
4.
Which of the following represents peat in the Yeast decomposition lab?
a)
sugar
b)
water
c)
yeast
d)
Carbon dioxide
5.
Which of the following are the products of sugar decomposition during the lab?
a)
energy
b)
Carbon dioxide
c)
Water
d)
all of the above
e)
None of the above
6.
What was the purpose of the yeast decomposition lab?
a)
To study the effect of sugar on yeast.
b)
To study the effect of yeast on sugar.
c)
To study the effect of temperature on the decomposition rate of sugar.
d)
To study the effect of oxygen in the decomposition rate of sugar.
7.
Which of the following statements is TRUE?
a)
Decompostion rate was faster in cold temperature.
b)
Decompostion rate was slower in warm temperature.
c)
Decompostion rate was not affected by temperature.
d)
Decompostion rate was faster in warmer temperature.
8.
Which of the following statements is TRUE regarding matter in yeast during the decompostion lab?
a)
Matter turned into CO2, energy and water during decompostion.
b)
Matter turned into Oxygen and water
c)
Matter turned into Energy and Oxygen
d)
Matter turned into peat.
9.
which of the following is the correct equation for cellular respiration?
a)
Sugar + Oxygen 🠊 CO2 +H2O + energy
b)
Sugar +water 🠊CO2 +H2O + energy
c)
Sugar + yeast 🠊CO2 +H2O + energy
d)
Sugar + yeast 🠊CO2 + energy
10.
Peat contains sugar molecules
a)
True
b)
False
11.
........... Is a unicellular fungus.
a)
agaricus
b)
bread mould
c)
morsel
d)
yeast
Reset
