Question : The colour change in the Chameleon is due to the presence of:
Option 1: Haemoglobin
Option 2: chromatophore
Option 3: chlorophyll
Option 4: pneumatophore
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Correct Answer: chromatophore
Solution : The correct answer is chromatophore.
Chameleons' colour changes are caused by the presence of chromatophores, which are unique cells in their skin. Chromatophores include pigments that may be manipulated in size or concentration to generate a variety of colours.
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Question : The yellow colour of urine is due to presence of
Option 1: Bile
Option 2: Lymph
Option 3: Cholesterol
Option 4: Urochrome
Question : Blood fails to clot while flowing in the blood vessel because of the presence of
Option 1: Heparin
Option 2: Prothrombin
Option 3: Haemoglobin
Option 4: Hirudin
Question : Which of the following is a fibrous protein?
Option 2: Albumin
Option 3: Keratin
Option 4: Enzymes
Question : Which one of the following is not a photosynthetic pigment?
Option 1: Chlorophyll
Option 2: Phycobilin
Option 3: Carotenoid
Option 4: Anthocyanin
Question : Chlorophyll containing autotrophic thallophytes is called as :
Option 1: algae
Option 2: lichens
Option 3: fungi
Option 4: bryophytes
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