Question

The rate of photosynthesis decreases if the wavelength of visible light exceeds 680 nm. This was shown by which scientist & what is it reason

A. Black man - Law of limiting factors
B. Calving & Benson - Photoxidation
C. Emerson & Arnold - Red drop  
D. Ruben & Kamen - Photolysis
Answer :   Emerson & Arnold - Red drop

Releted MCQ Question on
Botany >> Photosynthesis in Higher Plants

Releted Question 1

Oxygen is not produced during photosynthesis by

A. Green sulphur bacteria
B. Nostoc
C. Chara
D. Cycas
Releted Question 2

In a chloroplast the highest number of protons are found in

A. stroma
B. lumen of thylakoids
C. inter membrane space
D. antennae complex
Releted Question 3

Water soluble pigments found in plant cell vacuoles are

A. Xanthophylls
B. Chlorophylls
C. Carotenoids
D. Anthocyanins
Releted Question 4

The structures that are formed by stacking of organized flattened membranous sacs in the chloroplasts are :

A. Grana
B. Stroma lamellae
C. Stroma
D. Cristae

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Photosynthesis in Higher Plants


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