Science 9 Quiz 1

Where in the cell does photosynthesis take place?

• Chloroplast

• Mitochondria

• Golgi Apparatus

• Ribosomes

During photosynthesis, energy

• levels remain constant during the reaction

• is not involved in the reaction

• is added to the reaction

• is released from the reaction

What is the ultimate source of all types of energy found in living organisms on Earth?

• ATP

• Sunlight

• Glucose

• Food

If carbon dioxide is removed from a plant's environment, what would you expect to happen to its production of sugar (glucose)?

• Carbon dioxide does not effect the production of sugar in plants

• No sugar would be produced

• More sugar would be produced

• The same number of sugar would be produced, but without carbon dioxide

During a normal 24-hour period, when do plants do photosynthesis?

• Only when it is dark outside

• Only when it rains

• When it is light and dark outside

• Only when it is light outside

What are the two carrier molecules in photosynthesis?

• ATP and NADPH

• Chloroplast amd Chlorophyll

• Carbon dioxide and Water

• Nitrogen and Nitrate

Organisms that obtain energy from food are?

• Autotrophs

• Producer

• Reactants

• Heterotrophs

Organisms which make their own food, are called?

• Reactants

• Products

• Autotrophs

• Heterotrophs

The light dependent reaction occurs in the?

• Chlorophyll

• Thylakoid

• Chloroplast

• Roots and Stem

What are the reactants and products of light independent reactions?

• Sunlight and water

• Thylakoid and stroma

• Water and and oxygen

• Carbon dioxide and sugar