MCQS of 9th Class Biology

The element makes 65 % of the total mass of living organism is
Nitrogen
Oxygen
Carbon
Hydrogen

Cells perfoming similar functions are organized into groups called
Organism
Organ System
Organ
Tissue


The Hypotheses that stand the test of time, often tested and never rejected, are called
Principle
Law
Theory
Results

Augustus Rivinus introduced the Taxon of
Species
Genus
Class
Order


Site of protein synthesis in the cell is
Centriole
Golgi Apparatus
Ribosomes
Lysosomes

The process through which bulky material is exported from the cell
Exocytosis
Pinocytosis
Phagocytosis
Endocytosis

The chromosomes arrange themselves along the equator of the cell in phase
Telophase
Anaphase
Metaphase
Prophase


Optimum temperature for the maximum working speed of human enzyme is
39 C 38 C 37 C 36 C

Process of Glycolysis occurs in
Vacuole
Nucleus
Cell Membrane
Cytoplasm


The element used for the formation of fruit and nut
in plants is
Magnesium
Potassium
Sulphur
Nitrogen

The example of insoluble dietary fiber in human food is
Wheat Bran
Beans
Barley
Oats

Rate of Transpiration doubles with how much degree centigrade rise in temperature.
20 15 10 5