Question

Lalitha wanted to check whether the addition of an organic fertilizer improves the health of weak plants.She selected fifty weak and fifty healthy rose plants.She gave 5 g of the fertilizer to each of the weak plants.She did not give any fertilizer to the healthy plants.She kept all the plants in sunlight and watered them equally everyday.She monitored the health of all the plants for 2 weeks and found that the health of weak plants improved. What should she have done to draw a correct conclusion from the experiment?

Answer 1

Answer:

fertilisers help improve the quality and health of the plants