MSM BIOLOGY AUMS 2024/2025

What organelle is known as the powerhouse of the cell?

• Nucleus

• Ribosome

• Cytoplasm

• Mitochondrion

Which organelle is responsible for protein synthesis?

• Lysosome

• Smooth endoplasmic reticulum

• Ribosome

• Rough endoplasmic reticulum

What molecule carries genetic information in most living organism?

• RNA

• DNA

• protein

• lipid

What type of organism can make its own food?

• Heterotroph

• Autotroph

• Parasite

• Saprophyte

What is the term for the movement of molecules from an area of high concentration to an area of low concentration?

• Active transport

• Osmosis

• Diffusion

• Endocytosis

An organism has 48 chromosomes. How many chromosomes in the daughter cell after undergoing mitosis?

• 24

• 48

• 72

• 96

Down's syndrome occurs as a result of

• a crossing over

• base deletion

• an extra copy of chromosome 21

• chromosomal duplication

Identify X.

• Affector

• Effector

• Impulse

• Stimuli

Identify is the process involved in the shown description.

• Exhalation

• Circulation

• Digestion

• Inhalation

The figure shows a type of plant tissue that hepls in their transportation system. Identify the fuction of X.

• Transport of nutrient

• Transport of water and mineral

• Carry out photosnythesis

• Sugar storage