Biology Bioenergetics MCQs With Answers

Here you are on the right site to get Biology Bioenergetics MCQs With Answers. The bioenergetics chapter comprises the photosynthesis and cellular respiration systems. Through solving these Bioenergetics MCQs students will become able to describe the photosynthetic pigments like Carotenoids and Chlorophyll, cyclic and non-cyclic phosphorylation and Calvin Cycle. Students will also learn the concept of absorption and spectra action through these Bioenergetics MCQs with Answers Pdf. These Bioenergetics MCQs are prepared according to the MDCAT test point of view and students can solve MCQs related to respiration at the cellular level, glycolysis, Kreb’s cycle, and electron transport chain, ATP, FADH and NADH. Alcoholic and lactic acid fermentation will also be covered in this chapter. Multiple choice questions on bioenergetics with answers pdf are available for students who want to test their MDCAT test preparation before appearing in medical and dental college entry tests.

Biology Bioenergetics MCQs With Answers

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Biology Chapter Bioenergetics

1 / 20

1. Haeme portion of haemoglobin contains:

A) magnesium atom

B) oxygen atom

C) iron atom

D) Ca

2 / 20

2. The carbohydrate produced directly from the Calvin cycle is:

A) galactose

B) glucose

C) G3p

D) RUBP

3 / 20

3. Which is not photosynthetic?

A) fern

B) grass

C) mushroom

D) moss

4 / 20

4. How many molecules of reduced NADP are required to produce one G3P?

A) 6

B) 3

C) 12

D) 18

5 / 20

5. Heterotroph gets energy from:

A) inorganic

B) organic

C) light

D) heat

6 / 20

6. Which process needs oxygen?

A) ETS

B) glycolysis

C) chemiosmosis

D) krebs cycle

7 / 20

7. ATP produced in one Calvin cycle is/are:

A) 6

B) 12

C) 0

D) 18

8 / 20

8. More familiarly respiration or external respiration means:

A) oxidation

B) hydrolytic reactions

C) exchange of respiratory gases

D) oxidation-reduction

9 / 20

9. The wavelength of visible light longer than:

A) microwaves

B) infra-red

C) ultra violet

D) radiowaves

10 / 20

10. Chlorophyll b is found along with chlorophyll n in all green plants and:

A) algae

B) green algae

C) blue-green algae

D) golden algae

11 / 20

11. The net product of non-cyclic electron flow in photosynthesis is:

A) O2

B) ATP

C) all of these

D) NADPH2

12 / 20

12. During light reaction, the active chlorophyll forms are:

A) both P680 and P700

B) P-680

C) P-690

D) P-700

13 / 20

13. Chlorophyll absorbs light energy, which is converted into chemical energy of:

A) ATP

B) ATP and NADPH

C) NADPH

D) ATP, NADPH and FAD

14 / 20

14. Wavelengths that are least absorbed by chlorophyll are:

A) all of these

B) yellow

C) green

D) indigo

15 / 20

15. NADHH+ and FAD+ collectively yield:

A) 3ATP

B) 6ATP

C) 5ATP

D) 2ATP

16 / 20

16. Chlorophyll a in photosystem I absorb red peaks at:

A) 680 nm

B) 700 nm

C) 680 nm + 700 nm

D) 690 nm

17 / 20

17. An unstable 6-C compound in dark reaction splits into:

A) None of these

B) PGAL

C) PGA

D) RUBP

18 / 20

18. Carbon dioxide enters the leaves through:

A) guard cells

B) pore

C) hydathodes

D) stomata

19 / 20

19. Each chemical reaction in cellular respiration requires:

A) NADP

B) ATP and NADP

C) specific enzyme

D) ATP

20 / 20

20. During respiration, conversion of energy is mainly in the form of:

A) glucose

B) CO2 and H2O

C) NADP

D) ATP

Your score is

Biology Bioenergetics MCQs With Answers

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