Which of the following pigment is Blue- green in colour?

Related Mcqs:

1. Which one gives blue colour with iodine_______________?

   A. Starch
   B. Glycogen
   C. Cellulose
   D. Polysaccharide

2. The word which E-Chatton suggested for bacteria and blue green algae was_____________?

   A. Autotrophs
   B. Heterotrophs
   C. Pro-cariotique
   D. Eu-cariotique

3. Which Vitamin is needed for the formation of a light-sensitive pigment in the retina.

   A. Vitamin A
   B. Vitamin C
   C. Vitamin D
   D. B complex

4. Pigment present in red algae is_____________?

   A. fucoxanthin
   B. phycocyanin
   C. phycoerythrin
   D. bilirubin

5. The most important photosynthetic pigment is ___________?

   A. Chlorophyll a
   B. Chlorophyll b
   C. Xanthophyll
   D. Carotenes

6. Melanin pigment in cockroach is found in__________?

   A. Epicuticle
   B. Exocuticle
   C. Endocuticle
   D. All of these

7. Which of the following impart a red colour to Rose petals?

   A. Chloroplast
   B. Chlorophyll
   C. Chromoplast
   D. Leucoplast

8. The plant dye Henna imparts orangered colour to skin and hairs due to its reaction with which of the following?

   A. Lipids
   B. Carbohydrates
   C. Amino acids
   D. Protein and amino acids

   Submitted by: Rashid Mehmood

9. Golden brown colour of diatoms is due to presence of__________?

   A. Mycoxanthin, mucoxanthin and myxoxanthophylls
   B. Alpha and beta carotenes and myxoxanthin
   C. Fucoxanthin, diatoxanthin, diadinoxanthin
   D. None of the above

10. Human skin colour is _________?

    A. Multifactorial
    B. Pleiotropic
    C. Polygenic
    D. Epistatic

    Submitted by: Muzaffar