Read the different components from I to IV in the list given below and tell the correct order of the components with reference to their arrangement from outer side to inner side in a woody dicot stem:
(a) Secondary cortex
(b) Wood
(c) Secondary phloem
(d) Phellem
The correct order is

• (c), (d), (b), (a)

• (a), (b), (d), (c)

• (d), (a), (c), (b)

• (d), (a), (c), (b)

Chromatophores take part in

• Photosynthesis

• Growth

• Movement 

• Movement 

Which of the following joints would allow no movement?

• Fibrous joint

• Cartilaginous joint

• Synovial Joint

• Synovial Joint

The wheat grain has an embryo with one large, shield-shaped cotyledon known as

• Epiblast

• Coleorrhizia

• Scutellum

• Scutellum

Which of the .following structures is not found in a prokaryotic cell?

• Nuclear envelope

• Ribosome

• Mesosome

• Mesosome

The imperfect fungi which are decomposer of litter and help in mineral cycling belong to

• Deuteromycetes

• Basidiomycetes

• Phycomycetes

• Phycomycetes

• Codes 
        A   B    C    D
        4   3     1     2
  
    
• Codes 
        A     B    C    D
       3      4     1      2
• Codes
                A   B   C    D
                3   1    4    2
• Codes
                A   B   C    D
                3   1    4    2

During biological nitrogen fixation inactivation of nitrogenase by oxygen poisoning is prevented by

• Leghaemogolobin

• Xanthophyll

• Carotene

• Carotene

Which one of the following hormones is not involved in sugar metabolism?

• Cortisone

• Aldosterone

• Insulin

• Insulin

10.

Which of the following is not a function of the skeletal system?

• Production of erythrocytes

• Storage of minerals

• Production of body heat

• Production of body heat