Biology Mcqs

Lipid molecules can store double amount of energy as compared to same amount of carbohydrate because of high number of__________________?

A. C-C bonds
B. C-H bonds
C. C-N bonds
D. C-O bonds

One celled green ptotists are included in___________?

A. Monera
B. Algae
C. Slime molds
D. Plants

Lipids are soluble in which of the following_______________?

A. Water
B. Ether
C. All solvents
D. Not in any of the above

A compound produced as a result of a chemical reaction of an alcohol with an acid in which water molecule is released is called________________?

A. Monosaccharide
B. Fatty acid
C. Neutral lipid
D. Nucleic acid

__________ is example of pure form of cellulose?

A. Silk
B. Wool
C. Cotton
D. Paper

The cell wall of oomycetes is chiefly composed of___________?

A. Chitin
B. Cellulose
C. Lignin
D. Proteins

The one which can tolerate highest external osmotic pressure is __________?

A. Algae
B. Amoeba
C. Fungi
D. Bacteria

Which one is abundant in animals___________?

A. Starch
B. Glycogen
C. Cellulose
D. None of these

Mycoplasmas have been included in bacteria because:

A. Do not have a cell wall
B. Are heterotrophic
C. Lack membrane bounded organelles
D. Reproduce by binary fission

Which one gives blue colour with iodine_______________?

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