Category: Biology Mcqs
Ribosomes are tiny Granules first studied in 1955 by__________?
A. De-Duve
B. Schwann
C. August Weismann
D. Palade
Under resting membrane potentials:
A. Outer surface of neuron is more positive
B. Inner surface of neuron is more positive
C. Both of these surfaces are equally positive
D. none of these.
Which of the following is second largest part of the brain_______________?
A. Cerebrum
B. Cerebellum
C. Thalamus
D. Hypothalamus
In Cx(H2O)y x ranges from______________?
A. 1 to 3 thousand
B. 3 to many thousand
C. 3 to 5 thousand
D. 5 to 9 thousand
Whone is not the function of endoplasmic reticulum?
A. Nerve impulse conduction
B. Transport of material
C. Mechanical support
D. Synthesis of conjugated molecules
Carbohydrates, fats & proteins are essential for_______________?
A. Metabolic processes of an organism
B. Providing energy
C. Formation of sturctures
D. All of these
DNA or RNA of viruses is enclosed in _______________ coat?
A. Protein
B. Carbohydrate
C. Lipid
D. DNA
Biometry is the application of_______ in biology.
A. Algebra
B. Statistics
C. Matrix
D. Geometry
The site/s where most of the uptake of water and minerals take place is/are__________?
A. Root hairs
B. Root cells
C. Underground stem
D. All of these
An activated enzyme consisting of polypeptide chain and a cofactor is called_______________?
A. Apoenzyme
B. Holoenzyme
C. Activated enzyme
D. Both b and c
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