Biology
A small tablet of potassium permanganate is placed into a beaker filled with water. After some time the water colour changes into pink. Which of the following process is responsible for the above change?
- Exosmosis
- Diffusion
- Osmosis
- Endosmosis
Related Questions
Convex lens is used for the correction of long sightedness. Which of the following reasons support this statement?
P. The image of near by object falls behind the retina.
Q. The lens is too flat resulting in hypermetropia.
R. Uneven curvature of cornea.
- Only R
- Only Q
- Only P and R
- Only P and Q
A boy runs on seeing a stray dog. His breathing rate becomes very fast and blood pressure also increases. This was due to
- Adrenaline
- Insulin
- Oxytocin
- Testosterone
Proximal denotes the portion of the tubule attached to
- glomerular capsule
- collecting duct
- artery
- nephron
The synthesis phase in the cell cycle is called so for the synthesis of more
- RNA
- RNA and protein
- DNA
- Glucose