Question : The entire content of a living cell is known as ______ which includes the cytoplasm and the nucleus.

Option 1: mitochondria

Option 2: lysosomes

Option 3: protoplasm

Option 4: cell membrane

Question : The main function of centriole is:

Option 1: to help plant cells with multiplication

Option 2: to help cell division in animal cells

Option 3: to maintain rigidity in plant cell

Option 4: to maintain mineral composition in bacterial cell

Question : Which of the following cell organelles is responsible for cellular respiration?

Option 1: Golgi bodies

Option 2: Mitochondria

Option 3: Nucleus

Option 4: Lysosomes

Question : Which thin, flexible barrier separates the internal of the cell from the extracellular fluid?

Option 1: Cytoplasmic membrane

Option 2: Restriction barrier

Option 3: Nuclear envelope

Option 4: Plasma membrane

Question : Stomatal opening is based on which of the following?

Option 1: Exosmosis

Option 2: Endosmosis

Option 3: Plasmolysis in guard cells

Option 4: Decrease in concentration of cell sap