In human beings influenza is caused by_________?
		A. bacteria
B. protist
C. virus
D. fungi
		A. bacteria
B. protist
C. virus
D. fungi
Which one of these is a set of useful insects?
		A. Sandfly , butterfly, hoeybee
B. Sikmoth, honeybee, locust
C. Honeybee, silkmoth, tsetse fly
D. Honeybee , lac insect, cochineal insect
Which of the following substance is most favorable to form structural component of biological membranes___________?
		A. Hydrophilic Carbohydrates
B. Hydrophobic fats.
C. Both a and b
D. None of these
Most dinoflagellates are___________?
		A.	Unicellular
B.	Multicellular
C.	Both of these
D.	Zooflagellates
Which of the following statements about fractures in old age is incorrect?
		A.	They are more common than in adult age.
B.	Occur as a result of bone being thin and weak.
C.	Due to good blood supply it results in quick healing.
D.	It involves osteoblasts and osteocytes.
Which one gives blue colour with iodine_______________?
		A. Starch
B. Glycogen
C. Cellulose
D. Polysaccharide
In the root cells _______ pathway becomes discontinuous in the endodermis due to the presence of casparian strip.
		A.	Tonoplast
B.	Apoplast
C.	Symplast
D.	Vacuolar.