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IB BIO 8.3 HL

Authored by Derikson Rivera

Biology

12th Grade

Used 240+ times

IB BIO 8.3 HL
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16 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which technological advance enabled Calvin to perform his lollipop experiment on the light-independent reactions of photosynthesis in 1949?

Methods for tracing radioactive carbon incorporated in molecules produced by the alga Chlorella

Development of electron microscopes enabling the molecules produced by the alga Scenedesmus to be viewed

Methods for changing the wavelength of light shining on the alga Scenedesmus contained in the lollipop

Development of X-ray diffraction techniques enabling the molecules produced by the alga Chlorella to be identified

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which of the following factors influence(s) the rate of oxygen production in photosynthesis?


I. Temperature

II. Wavelength of light

III. Number of mitochondria

I only

I and II only

II and III only

I, II and III

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What reaction, involving glycerate 3-phosphate, is part of the light-independent reactions of photosynthesis?

Glycerate 3-phosphate is carboxylated using carbon dioxide.

Two glycerate 3-phosphates are linked together to form one hexose phosphate.

Glycerate 3-phosphate is reduced to triose phosphate.

Five glycerate 3-phosphates are converted to three ribulose 5-phosphates.

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which reaction does not cause a net release of energy?

ADP combines with inorganic phosphate to form ATP

ATP releases inorganic phosphate to form ADP

Loss of hydrogen from reduced NAD

Oxidation of reduced FAD

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

In the light-dependent reactions of photosynthesis what supplies low energy electrons to photosystem II?

Photolysis of water

Reduction of NADP+

Chemiosmosis

Photosystem I

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What process occurs during the light-independent reactions of photosynthesis?

Oxygen is released into the atmosphere.

Protons are pumped from the thylakoid space to the stroma.

RuBP is carboxylated then regenerated in the Calvin cycle.

Triose phosphate is converted to glycerate 3-phosphate.

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which of the following is a role of ATP in photosynthesis?

It provides the energy to make carbohydrate molecules.

It splits water molecules to form oxygen and hydrogen.

It breaks down pyruvate into carbon dioxide.

It converts light energy into chemical energy.

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