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Photosynthesis takes place:

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Important Questions on Photosynthesis in Higher Plants

HARD

Biology>Plant Physiology>Photosynthesis in Higher Plants>Factors Affecting Photosynthesis

With reference to factors affecting the rate of photosynthesis, which of the following statements is not correct?

MEDIUM

Biology>Plant Physiology>Photosynthesis in Higher Plants>Factors Affecting Photosynthesis

^{14} C O_{2}

is added to a suspension of photosynthesizing chloroplasts, which of the following will be the first compound to be radioactive?

EASY

Biology>Plant Physiology>Photosynthesis in Higher Plants>Factors Affecting Photosynthesis

The two enzymatic activities associated with RuBisCO are:

MEDIUM

Biology>Plant Physiology>Photosynthesis in Higher Plants>Factors Affecting Photosynthesis

Emerson's enhancement effect and red drop have been instrumental in the discovery of:

EASY

Biology>Plant Physiology>Photosynthesis in Higher Plants>Factors Affecting Photosynthesis

Cytochromes are found in:

MEDIUM

Biology>Plant Physiology>Photosynthesis in Higher Plants>Factors Affecting Photosynthesis

A chromatography column, packed with silica gel as stationary phase, was used to separate a mixture of compounds consisting of

(A)

benzanilide

(B)

aniline and

(C)

acetophenone. When the column is eluted with a mixture of solvents, hexane:ethyl acetate

(20 : 80)

, the sequence of obtained compounds is:

MEDIUM

Biology>Plant Physiology>Photosynthesis in Higher Plants>Factors Affecting Photosynthesis

Which one of the following options is true in photosynthesis?

MEDIUM

Biology>Plant Physiology>Photosynthesis in Higher Plants>Factors Affecting Photosynthesis

Consider the following statements regarding photosynthesis and respiration in plants and select the correct option.
I.

RuBisCO

has high affinity to oxygen in low

{CO}_{2}

concentration.
II. The Calvin pathway occurs in the chloroplast of bundle sheath cells of

C_{4}

plants.
III. Yeast position themselves when the concentration of alcohol reaches

7 %

.
IV. Oxygen is a final hydrogen acceptor during aerobic respiration.

EASY

Biology>Plant Physiology>Photosynthesis in Higher Plants>Factors Affecting Photosynthesis

Which of the following biomolecules is common to respiration mediated breakdown of fats, carbohydrates, and proteins?

EASY

Biology>Plant Physiology>Photosynthesis in Higher Plants>Factors Affecting Photosynthesis

The process which makes a major difference between

C_{3}

and

C_{4}

plants is:

MEDIUM

Biology>Plant Physiology>Photosynthesis in Higher Plants>Factors Affecting Photosynthesis

Which of the following statements is incorrect?

EASY

Biology>Plant Physiology>Photosynthesis in Higher Plants>Factors Affecting Photosynthesis

If a pure chlorophyll solution is illuminated with ultraviolet light, the solution appears:

EASY

Biology>Plant Physiology>Photosynthesis in Higher Plants>Factors Affecting Photosynthesis

Z- scheme is connected with ___.

MEDIUM

Biology>Plant Physiology>Photosynthesis in Higher Plants>Factors Affecting Photosynthesis

Which statement is wrong for Krebs' cycle?

EASY

Biology>Plant Physiology>Photosynthesis in Higher Plants>Factors Affecting Photosynthesis

C_{4}

plants,

C_{3}

cycle takes place in

HARD

Biology>Plant Physiology>Photosynthesis in Higher Plants>Factors Affecting Photosynthesis

Arrange the path of electrons from water to the phycocyanin in the light reaction.

i) Plastoquinone

ii) Excited $P_{680 *}$

iii) Cyt $f$

iv) $Fe - S$

v) Pheophytin

vi) Quinone

The correct sequence is

MEDIUM

Biology>Plant Physiology>Photosynthesis in Higher Plants>Factors Affecting Photosynthesis

Study the following lists and match the discoveries and/or inventions made by the scientists during $20^{th}$ century

	List - I		List - II
(a)	Oxygen evolution from $H_{2} O$ in photosynthesis	(i)	Benson
(b)	$C_{3}$ path way of Carbon assimilation	(ii)	V.S. Rama Das
(c)	Contribution to $C_{4}$ -photosynthesis	(iii)	Robert Hill
(d)	Artificial synthesis of genes	(iv)	Hara Govind Khorana
		(v)	Frankel Conrat

The correct answer is

EASY

Biology>Plant Physiology>Photosynthesis in Higher Plants>Factors Affecting Photosynthesis

The percentage of sunlight captured by plants is

HARD

Biology>Plant Physiology>Photosynthesis in Higher Plants>Factors Affecting Photosynthesis

A plant in your garden avoids photorespiratory losses, has improved water use efficiency, shows high rates of photosynthesis at high temperatures and has improved efficiency of nitrogen utilization. In which of the following physiological groups would you assign this plant?

MEDIUM

Biology>Plant Physiology>Photosynthesis in Higher Plants>Factors Affecting Photosynthesis

The graph below represents the absorption spectrum of a major pigment contributing to photosynthesis.

Question Image
Which one of the following best represents the photosynthetic efficiency of the pigment?

Photosynthesis takes place:

Important Questions on Photosynthesis in Higher Plants

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