Which part of the human brain is responsible for:
(a) thinking
(b) picking up a pencil
(c) controlling blood pressure
(d) controlling hunger
(a) Thinking: The cerebrum is responsible for thinking, reasoning, and decision-making.
(b) Picking up a pencil: The motor cortex, located in the cerebrum, controls voluntary movements like picking up a pencil.
(c) Controlling blood pressure: The medulla oblongata controls autonomic functions like blood pressure.
(d) Controlling hunger: The hypothalamus is responsible for controlling hunger and other homeostatic functions.
| Case No. | Lens | Focal Length | Object Distance |
|---|---|---|---|
| 1 | \(A\) | 50 cm | 25 cm |
| 2 | B | 20 cm | 60 cm |
| 3 | C | 15 cm | 30 cm |
| Case No. | Lens | Focal Length | Object Distance |
|---|---|---|---|
| 1 | \(A\) | 50 cm | 25 cm |
| 2 | B | 20 cm | 60 cm |
| 3 | C | 15 cm | 30 cm |