Do you observe yellow light in street lamps? Which will produce yellow light?

Do you observe diffusion ?

Manoj observed a street light which is producing yellow light. Then he got many doubts in his mind. What could be those doubts ?

What do you observe in this picture?

How do you observe budding in hydra?

What do you observe from the below figure ?

if you have 8 yellow sweets in the medium sized bag, how many will be yellow?

How do you observe paramecium ?

Where do you observe "regeneration" ?