The changes that occur during adolescence are called
Step 1: Understanding the Concept:
The question asks for the term used to describe the period of rapid physical and hormonal changes that occur during adolescence, leading to sexual maturity.
Step 2: Detailed Explanation:
\[\begin{array}{rl} \bullet & \text{Puberty : This is the correct biological term for the process of physical changes through which a child's body matures into an adult body capable of sexual reproduction. It is initiated by hormonal signals from the brain to the gonads (the ovaries in a female, the testes in a male). } \\ \bullet & \text{Diversity : This refers to variety or the state of being different. It is not related to the developmental changes of adolescence. } \\ \bullet & \text{Germination : This is the process by which a plant grows from a seed. It is a botanical term. } \\ \end{array}\]
Step 3: Final Answer:
The changes that occur during adolescence are called puberty.
Arrange the following events in the correct order pertaining to fertilization in the human reproductive system.
(A) The blastocyst becomes embedded in the endometrium.
(B) Finger-like projections appear on the trophoblast called chorionic villi.
(C) The blastomeres are arranged into trophoblast and the inner cell mass.
(D) The zygote divides mitotically and transforms into an embryo with 8-16 blastomeres, called a morula.
Study the graphs given below for Case 1 and Case 2 showing different levels of certain hormones and answer the question that follows:

(a) Which hormone is responsible for the peak observed in Case 1 and Case 2? Write one function of that hormone.
(b) Write changes that take place in the ovary and uterus during follicular phase.
Student to attempt either sub-part (c) or (d):
(c) Name the hormone Q of Case 2. Write one function of hormone Q.
OR
(d) Which structure in the ovary will remain functional in Case 2? How is it formed?
Match the following items of Column-I with that of Column-II: