BIOLOGY KSSM FORM 4 CHAPTER 2.1

THE FUNCTION OF PLASMA MEMBRANE IN A CELL IS...

• TO PROTECT THE CELL NUCLEUS

• TO CONTROL THE IN AND OUT MOVEMENT OF SUBTANCES

• TO GENERATE ENERGY IN THE CELL

• TO CONTROL CELL ACTIVITY

WHICH OF THE FOLLOWING IS THE FUNCTION OF SMOOTH ENDOPLASMIC RETICULUM?

• DETOXIFICATION

• SYNTHESIS PROTEIN

• MODIFIES PROTEIN

• TRANSPORT PROTEIN

WHICH COMPONENT IN CELL IS THE SITE FOR THE SYNTHESIS OF PROTEINS?

• VESICLE

• RIBOSOME

• GOLGI APPARATUS

• ROUGH ENDOPLASMIC RETICULUM

WHICH COMPONENT IN CELL IS RESPONSIBLE FOR RELEASING ENERGY IN THE FORM OF ATP?

• 1

• 2

• 3

• 10

STRUCTURE X IS FOUND AT GOLGI APPARATUS. NAME STRUCTURE X.

• PROTEIN

• GLYCOPROTEIN

• MEMBRANE

• VESICLE

THE DIAGRAM SHOWS THE CARDIAC MUSCLE TISSUE IN HEART. WHICH OF THE FOLLOWING COMPONENT IS FOUND IN HIGH DENSITY IN THE TISSUE?

• LYSOSOME

• MITOCHONDRIA

• SMOOTH ENDOPLASMIC RETICULUM

• ROUGH ENDOPLASMIC RETICULUM

WHAT IS THE FUNCTION OF P?

• SITE OF PROTEIN SYNTHESIS

• SITE OF LIPID SYNTHESIS

• SITE OF PROTEIN MODIFICATION

• SITE OF ATP SYNTHESIS

WHY THE CELL SHOWN IN THE DIAGRAM HAS DIFFERENT SHAPE THAN OTHER ANIMAL CELL?

• IT IS NOT A CELL

• IT UNDERGOES MUTATION

• IT UNDERGOES DIFERENTIATION

• IT CHANGES ITS DNA

WHICH ONE IS FALSE ABOUT Q?

• MADE FROM CELLULOSE

• RIGID AND STRONG

• SEMI PERMEABLE

• PERMEABLE

THE ORGANISM SHOWN IN THE DIAGRAM IS A UNICELLULAR ANIMAL. UNLIKE OTHER ANIMAL CELLS, THE ORGANISM HAS VACUOLE. STATE THE FUNCTION OF VACUOLE.

• TO MOVE

• TO MAINTAIN TURGIDITY

• TO EXPEL EXCESSIVE WATER

• TO CARRY OUT REPRODUCTION