1. What is the Incubation period of chicken egg?

2. What should be the optimum temperature in celsius for the eggs to hatch?

3. Which part of the egg is responsible for chick embryo development?

4. Write them in correct order of chick embryonic development
a) Heart beating.
b) Nervous system
c) Eye pigmentation
d) Appearance of beak

5. What is the pipping process in chick embryology?

6. Which of the following is NOT one of the extra-embryonic membranes in the chick embryo?