Home
Class 11
BIOLOGY
The first acceptor of electrons from an ...

The first acceptor of electrons from an excited chlorophyll molecule of photosystem II is
(a) Quinone
(b) Cytochrome
(c) Iron-sulfur protein
(d) Ferredoxin

A

Quinone

B

Cytochorme

C

Iron-sulfur protein

D

Ferredoxin

Text Solution

Verified by Experts

The correct Answer is:
A
Doubtnut Promotions Banner Mobile Dark
|

Topper's Solved these Questions

  • PHOTOSYNTHESIS IN HIGHER PLANTS

    CENGAGE BIOLOGY ENGLISH|Exercise ASSERTION -REASONING QUESTIONS|5 Videos
  • NEET 2018 PAPER

    CENGAGE BIOLOGY ENGLISH|Exercise MCQ|48 Videos
  • PLANT GROWTH AND DEVELOPMENT

    CENGAGE BIOLOGY ENGLISH|Exercise Archives|28 Videos

Similar Questions

Explore conceptually related problems

Electrons from excited chlorophyll molecule of photosystem II are accepted first by

Electrons from excited chlorophyll molecule of photosystem II are accepted first by (a) Quinone (b) Ferredoxin (c) Cytochrome-b (d) Cytochrome-f

Where does the electron go that is released from the excited chlorophyll molecule?

In photosystem-I the first electron acceptor is (a) Plastocyanin (b) An iron-sulfur protein (c) Ferrodoxin (d) Cytochorme

A single electron ion has nuclear chrage +Ze where Z is atomic number and e is electronic charge. It requires 16.52 eV to excite the electron from the second Bohr orbit to third Bohr orbit. Find (a) The atomic number of element? (b) The energy required for transition of electron from first to third orbit? (c ) Wavelength of photon required to remove electron from first Bohr orbit to infinity? (d) The kinetic energy of electron on first Bohr orbit?

Read the following statements and choose correct ones- (A) Carotenoids protect chlorophyll a from photooxidation, (B) Dark reactions are not directly light driven, ©Chlorophyll a molecule shows maximum absorption in red and blue regions of the visible spectrum of light, (D) Light harvesting complexes are composed of hundreds of pigment molecules bound to lipids only.

Read the following statements and choose the correct ones. A. Carotenoids protect chlorophyll a from photo-oxidation. B. Dark reactions are not directly light driven. C. Chlorophyll a molecule shows maximum absorption in red and blue regions of the visible spectrum of light. D. Light harvesting complexes are composed of hundreds of pigment molecules bound to lipids only

In photosynthetic ' Quinone cycle' the number of electrons transferred from PQH_2 to Cytochrome b_6 is

Which statement about photosynthesis are correct (a) First CO_(2) acceptor in C_(4) cycle is PGA (b) In C_(3) plants, first stable product of photosynthesis is RuBP (c) Cyclic photophosphorylation results in formation of ATP (d) Oxygen liberated during photosynthesis comes from water

The total energy of an electron in the first excited state of hydrogen atom is -3.4 eV. (a) What is kinetic energy of electron in this state? (ii) What is potential energy of electron in this state? (c) Which of the answers above would change if the choice of zero of potential energy is changed?