The organelles which provide energy for all the activities of a cell are
Mitochondria
The correct option is (B):
Explanation of the correct option:
Explanation of the incorrect options:
Option (A):
Chloroplasts are pigment-containing cell organelle found in plant cells. The pigment present in the chloroplast traps the sunlight, which is important for photosynthesis.
Option (C):
Golgi bodies are membrane-bound spaces found in cells. They help in the packaging of material which secretes outside the cell.
Option (D):
Ribosomes are the small spherical bodies mainly involved in the synthesis of protein.
Final answer: Mitochondria provide energy for all activities of the cell.