Ecology is simply defined as study of relationship of living things and the environment where they live. In an ecosystem, the continued growth of plants and animals depends on maintenance of the balance between the food producers (plants) and the food consumers (animals and man). Thus, plants and animals (included the man) are key players of an ecosystem. Figure 1.1 shows the components of an ecological system and their relationships. Figure 1.1 The interrelationship of the components of an ecosystem. First and foremost it is a fact that there are two components of ecosystem and that are biotic components and abiotic components . - Biotic components refer to all living things and that includes organisms found on our planet Earth. There are lots of living things on our Planet Earth and mentioned: Plants, human being, animals and there are still more. - Abiotic components refers to the non-living things on Earth such as li...
Teenage pregnancy - is defined as a global phenomenon in which pregnancy occured between thirteen and nineteen years of age. The most affected of this phenomenon are developing countries just like Africa, Philippines and other developing countries who are economically poor. World Health Organization says that as of 2019, adolescents aged 15–19 years in low- and middle-income countries (LMICs) had an estimated 21 million pregnancies each year, of which approximately 50% were unintended and which resulted in an estimated 12 million births (1)(2). Child marriage and child sexual abuse place girls at increased risk of pregnancy, often unintended. World Health Organization tried to call for humanitarian reason those countries affected so much with this phenomenon. Click below to some parts of chapter 1 of this thesis: Thesis of Teenage Pregnancy Chapter 1- Introduction Chapter 1 - Statement of the Problem Chapter 1 - Null Hypothesis Chapter 1 -...
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