Which of the following is an end product of photosynthesis

 

Which of the following is an end product of photosynthesis?

sunlight

helium

glucose

water

Carbon dioxide (CO2)

Question

 

Which of the following is a true statement regarding a green leaf?

The leaf is green because the pigments are excited.

The leaf is green because the pigments absorb wavelengths of light in the green spectrum.

The leaf is green because the green wavelengths have been used and discarded by the pigmented object.

The leaf is green because they have interacted with sunlight.

The leaf is green because the pigments reflect wavelengths of light in the green spectrum.

Question

 

If a plant appears blue, what wavelength of light is being reflected?

Blue

Orange

Yellow

Green

Red

Question

 

What name is given to a fixed quantity of light energy?

Photon

Spectrum

Phaser

Quantum

Wavelength

Question

 

What is one reason why plants have accessory pigment molecules, like chlorophyll b and carotenoids?

To absorb energy in the electromagnetic spectrum that chlorophyll a cannot

chlorophyll a gets burnt out by intense summer sunlight

plants cannot make enough chlorophyll a

To reflect more energy

To give them different colors

Question

 

What compound is found at the reaction center of a photosystem?

Carotenoids

Chlorophyll c

Chlorophyll a

Chlorophyll b

Phycobilins

Question

 

Which of the following is true about chlorophyll b?

It transfers light energy to chlorophyll a.

absorbs green light.

It reverses the affects of chlorophyll a.

participates directly in the light reactions.

All of the above.

Question

 

When a molecule absorbs a photon, one of its electrons is raised to which state?

energetic

higher

excited

ground

quantum

Question

 

Which of the following is found in both cellular respiration and in the light reactions of photosynthesis?

electron transport chain

Calvin cycle

fermentation

glycolysis

citric acid cycle

Question

 

What are the end products of cellular respiration?

water H2O only

carbon dioxide (CO2) only

water (H2O) and glucose (C6H12O6)

glucose (C6H12O6) only

water (H2O) and carbon dioxide (CO2)

Question

 

Which of these equations describes aerobic cellular respiration?

Glucose + lactose galactose + water

Energy + carbon dioxide + water  glucose + oxygen + water

Glucose  lactic acid + energy

Glucose + oxygen  carbon dioxide + water + energy

Glucose  ethyl alcohol + carbon dioxide + energy

Question

 

Which of the following is required in an aerobic process?

ATP

carbohydrates

oxygen

light

carbon dioxide

Question

 

Which of the following energy pathways is found in every living organism?

glycolysis

citric acid cycle

lactic acid fermentation

alcoholic fermentation

oxidative phosphorylation

Question

 

Which of the following is the main metabolic pathway in animals?

anaerobic respiration

lactic acid fermentation

alcoholic fermentation

aerobic respiration

photosynthesis

Question

 

Which of the following is the correct sequence of stages in cellular respiration?

Citric acid cycle, electron transport, glycolysis

Citric acid cycle, glycolysis, electron transport

Glycolysis, citric acid cycle, electron transport

Electron transport, citric acid cycle, glycolysis

Electron transport, glycolysis, citric acid cycle

Question

 

One molecule of glucose is broken into two molecules of which of the following?

pyruvic acid

lactic acid

O2

ethyl alcohol

NAD+

Question

 

ATP is produced during

glycolysis.

the electron transport chain.

citric acid cycle

A and B above.

A, B, and C above.

Question

 

Which stage of cellular respiration yields the greatest number of ATP molecules?

fermentation

electron transport

the number is equal for all three stages

glycolysis

citric acid cycle

Question

 

What occurs in redox reactions?

cells reproduce

enzymes catalyze reactions

materials move through the plasma membrane

electrons are lost from one substance and added to another substance

isotopes form

Question

 

Where in the cell do the citric acid cycle and electron transport take place?

ribosomes

chloroplasts

cytoplasm

mitochondria

nucleus

Question

 

Aerobic cellular respiration generates how many molecules of ______ ATP from one molecule of glucose?

12

38

6

2

1

Question

 

The term anaerobic means ______.

without CO2

without bacteria

without ATP

without O2

with O2

Question

 

How many molecules of ATP are produced from 1 molecule of glucose during anaerobic respiration?

4

38

10

2

36

Question

 

Which of the following processes occurs under anaerobic conditions?

The electron transport chain

the citric acid cycle

the Krebs cycle

fermentation

Conversion of pyruvic acid to acetyl CoA

Question

 

What product does yeast produce under anaerobic conditions?

Ethyl alcohol

Creatine

Lactic acid

Glucosamine

Pyruvic acid

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