Q NO 1. Tick tick correct option 12*1=12
i. Amoeba is ;
a) Multicellular b) unicellular c) Both d) Non of them
ii. In binomial nomenclature the first letter of th e_____name is capitalized ;
a) Family b) Class c) Specie d) Genus
iii. The______is a major component of plant cell wall:
a) Chitin b) Peptidoglycon c) Cellulose d) Cholesterol
iv. Which one of the following organ is a site of Aerobic respiration ;
a) Plastid b) ER. c)Mitochondria . d) Vacuole
v. Which one of the following stage of cell of cell division is very different for animal and plant cells ;
a) Metaphase b) Anaphase c) Telophase d)Cytokinesis
vi. Enzymes are_________
a)Carbohydrates b) Lipids c) Proteins d) Starch
vii. In which component of the leaf cells chlorophyll is present.
a) Stroma b) Thylakoids c)Plasma membrane d) Cytoplasm
viii. In stomach pipsenogen is converted into ;
a) Pepsin b) Bicarbonates c) HCL d) Gastrin
ix. Which of these are responsible for blood clotting
a) Platelets d) Erythrocytes c) Neutrophils d) Basophils
x. Stomata close when guard cells;
a) Lose water d)Gain Cl ion c) Become trugid d) Gain K ion
xi. Night blindness is disease caused by deficiency of vitamin;
a) C d) D c) A d) B
xii. Chlorophyll absorbs maximum light in wavelength of;
a) Green & blue b) Green & red c)Green only d) Red & blue
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