Phylum Arthropoda is the largest phylum in the animal kingdom, comprising more than 80% of all known species. Their hallmark is the presence of jointed appendages and a chitinous exoskeleton.
1. General Characters of Phylum Arthropoda
* Level of Organization: Organ-system level.
* Symmetry and Germ Layers: Bilaterally symmetrical, triploblastic, and metamerically segmented.
* Exoskeleton: A hard outer covering made of chitin, which provides protection and is periodically shed through a process
Phylum Coelenterata (also known as Cnidaria) consists of about 10,000 species of simple, aquatic animals. The name "Coelenterata" refers to their single central body cavity (the coelenteron), while "Cnidaria" refers to their specialized stinging cells.
1. General Characters
* Habitat: Primarily marine (e.g., Corals, Jellyfish), with a few freshwater forms like Hydra.
* Level of Organization: They exhibit a tissue grade of organization.
* Germ Layers: They are diploblastic, meaning the body wall
Phylum Protozoa represents the most primitive group of animals, consisting of microscopic, unicellular organisms. Below is an overview of their general characteristics, classification, and a detailed look at the malaria parasite, Plasmodium.
1. General Characters of Phylum Protozoa
* Habit and Habitat: Mostly aquatic (freshwater or marine), but can also be found in damp soil. Many are commensals or parasites.
* Body Organization: Unicellular or acellular; they exhibit a protoplasmic grade of organization
Давление – это сила, действующая перпендикулярно на единицу площади поверхности.
Основные единицы измерения:
В системе СИ: Паскаль (Па). 1 Па = 1 Н/м².
Широко используются:
Бар: 1 бар = 10⁵ Па = 100 000 Па.
Техническая атмосфера (ат): 1 ат = 1 кгс/см² ≈
*Explain briefly the importance of value based education
for the development of a society
Value Education :
The subject that enables us to understand ‘what is
valuable’ for human happiness is called value education.
Value education is important to help everyone in
improving the value system that he/she holds and puts
it to use.
Once, one has understood his/her values in life he/she
can examine and control the various choices he/she makes in his/her life.
Importance of value education :
Value
Definition:
A keyword is a reserved word in C language that has a predefined meaning. Keywords cannot be used as names of variables, functions or identifiers.
Examples of Keywords:int, float, if, else, while, return
Example:
int a = 10;
Definition:
A constant is a value that does not change during the execution of a program.
Types of Constants:
Integer constant
Floating constant
Character constant
Example:
#define PI 3.14
Definition:
An identifier...
Motion is the change in position of a body with time.
It is essential for all physical activities.
Linear motion occurs in a straight line.
Rotatory motion occurs around an axis.
Motion helps in running, jumping and throwing.
Good motion improves sports performance.
It transports blood and oxygen in the body.
It includes heart, blood and blood vessels.
The heart has four chambers.
It is made of...
Define and explain Punishment under Bharatiya Nyaya Sanhita, 2023. Discuss its types and objectives.Introduction Punishment means the penalty imposed by law on a person who is found guilty of committing an offence. Under the Bharatiya Nyaya Sanhita, 2023, punishment is an essential instrument of criminal justice to maintain social order and deter criminal behaviour. The concept of punishment aims to protect society and reform offenders. Legal Explanation / ProvisionsThe Bharatiya Nyaya Sanhita,...
The Indian Constitution is a philosophical and transformative document reflecting the ideals of the national movement and aiming to establish political, social, and economic democracy. Its philosophical foundations combine Western political thought with Indian traditions. Liberalism is reflected in the Fundamental Rights (Articles 14–21), which guarantee equality, liberty, and protection of life and personal freedom....