NEET BIOLOGY

Detailed explanation-1: -Birds’ beaks are the tools they have to use to gather food. The best adapted (fittest) to the available food have the best chance of surviving (not starving to death) and of having descendants. The different variations in these beak forms are each an experiment in natural selection.

Detailed explanation-2: -Activity: Bird Beak Adaptation Lab. Goal: To learn about the advantages and disadvantages of variations, by simulating birds with different types of beaks competing for various foods.

Detailed explanation-3: -Yes, the shape of a birds beak affect the food it eats. For example, Eagle have sharp curved beak to tear the flesh but sparrow have small strong beak to collect the worms and grains.

Detailed explanation-4: -(Hint: Beak Type with Food is the independent variable and number of Food items is the dependent variable) 12.