Plants And Photosynthesis Question Preview (ID: 21288)


Use Your Notes And Your Knowledge Of Plants And Photosynthesis To Answer The Following Questions. TEACHERS: click here for quick copy question ID numbers.

In most plants, photosynthesis happens mainly in the:
a) flowers
b) stems
c) roots
d) leaves

Plants use light-absorbing molecules called _____________ to ______________ the Sun's light.
a) pigments, reflect
b) pigments, absorb
c) pimentos, reflect
d) pimentos, absorb

Which of the following CORRECTLY shows the photosynthesis equation (in symbols)?
a) H2O + O2 --sunlight-- C6H12O6 + CO2
b) H2O + C6H12O6 --sunlight-- CO2 + O2
c) O2 + CO2 --sunlight-- C6H12O6 + H2O
d) H2O + CO2 --sunlight-- C6H12O6 + O2

Energy is the ability to do:
a) things
b) stuff
c) WORK!!!
d) .

Which of the following CORRECTLY shows the photosynthesis equation (in words)?
a) Water + Oxygen --sunlight-- Glucose + Carbon dioxide
b) Oxygen + Carbon dioxide --sunlight-- Glucose + Water
c) Water + Carbon dioxide --sunlight-- Glucose + Oxygen
d) Glucose + Oxygen --sunlight-- Water + Carbon dioxide

Which of the following choices has the plant's energy molecules in order from HIGHEST to LOWEST?
a) Glucose, ATP, ADP
b) Glucose, ADP, ATP
c) ATP, Glucose, ADP
d) ATP, ADP, Glucose

The molecule that is most commonly used for chemical energy in the plant is:
a) ATP
b) ADP
c) ABP
d) APP

What is one difference between autotrophs and heterotrophs?
a) Autotrophs eat other organisms, while heterotrophs make their own food.
b) Heterotrophs eat other organisms, while autotrophs make their own food.
c) Autotrophs and heterotrophs eat other organisms.
d) Autotrophs and heterotrophs make their own food.

The plant's leaves are mainly used to:
a) photosynthesize
b) support the plant, absorb water and store food
c) hold the plant upright, transport water and protect the plant
d)

What is one similarity between autotraphs and heterotrophs?
a) Both make their own food
b) Both must eat other organisms to get energy
c) Both need energy
d)

The plant stem is mainly used to:
a) photosynthesize
b) support the plant, absorb water and store food
c) hold the plant upright, transport water and protect the plant
d) .

Plant roots are mainly used to:
a) photosynthesize
b) support the plant, absorb water and store food
c) hold the plant upright, transport water and protect the plant
d) .

The plant's three major organs are:
a) roots, flowers, leaves
b) roots, stems, bark
c) roots, stems, leaves
d) stems, flowers, leaves

The REACTANTS (what comes in) of photosynthesis are:
a) water and oxygen
b) water and carbon dioxide
c) oxygen and glucose
d) water and glucose

The PRODUCTS (what comes out) of photosynthesis are:
a) water and oxygen
b) water and carbon dioxide
c) oxygen and glucose
d) water and glucose

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