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Standard XI - Biology Chapter 4 - Exercise Solutions : All questions and answers Maharashtra Stae Board New Syllabus 6. Biomolecules - Exercise 1. Choose correct option . A. Sugar, amino acids and nucleotides unite to their respective subunits to form ..... A. Bioelements  B. Micromolecules C. Macromolecules D. All of these  Answer : D. All of these  B. Glycosidic bond is found in ...... A. Diasaccharide  B. Nucleosides  C. Polysaccharide D. All of these  Answer : Diasaccharide C. Amino acids in a polypeptide are joined by ...... bond. A. Disulphide B. Glycosidic C. Hydrogen bond D. None of these Answer: D. None of these D. Lipids associated with cell membrane are ........ A. Spingomyelin B. Isoprenoids C. Phospolipids D. Cholesterol Answer : C. Phospolipids E. Linoleic, Linolenic and ......... acids are referred as essential fatty acids since they cannot be synthesized by the body and hence must be included in daily diet. A. Arachidonic  B. Oleic C. S...

Standard XI - Biology Chapter 4 : Kingdom Animalia - Exercise Questions  & Answers - Maharashtra State Board New Syllabus 4. KINGDOM ANIMALIA - Exercise 1. Choose correct option.  A. Which of the following belongs to minor phylum ?  A. Comb jelly B. Jelly fish C. Herdmania D. Salpa Answer: B. Jelly fish B. Select the animal having venous heart.  A. Crocodile B. Salamander C. Rohu D. Toad Answer : D. Toad C. In Ascaris,   ..............  A. Mesoglea is present B. Endoderm is a discontinuous layer C. Mesoderm is present in patches D. Body cavity is absent. D. Which of the following is incorrect in case of birds ?  A. Presence of teeth B. Presence of scales C. Nucleated RBCs D. Hollow bones Answer : A. Presence of teeth E. Chitinous exoskeleton is a characteristic of.........  A. Dentalium B. Antedon C. Millipede D. Sea urchin 2. Answer the following questions A. Reptiles are known for having three chambered heart. Which animal shows earlier...