Receive More Updates

SMS: Send JOIN LECTPORTAL To 08064851069 TO JOIN OUR WHATSAPP GROUP - EMAIL: customercare.lectportal@gmail.com

lectportal

Home Home » Archives for 2017-02-12

Friday, 17 February 2017

Reproductive System In Farm Animals

Reproduction is the act of given birth to organism of the same kind or species. Reproduction involves male and female organisms of the the same species.
MATING : this is the physical meeting of male and female farm animals for the purpose to give birth
TYPES OF MATING
• Natural mating
• Artificial mating

NATURAL MATING : 
Under natural mating we have the following 

1. PEN MATING :This usually occurs in birds and pigs, the ratio of male to female is 1:18 or 1:20 ( one male to 20 female) respectively. 
2. FLOCK MATING : This occurs in sheep and goats the ratio of male and female is 1:40 or 1:50 respectively.
3. STUD MATING : The female and the make animals are separated,  if any sign of heat is observed in any of the female farm animal, such animal is taken to a a room known as STUD, in which male farm animal that pisses the characteristic of secondary sexual is also taken the stud room for mating 
ARTIFICIAL MATING :
this involve the process known as INSEMINATION that is the semen from male farm animal is taken and stored in a cool environment. This process is carried out by a specialist 
SOME TERMS IN REPROCDUCTION
* GESTATION PERIOD :This is the period of pregnancy right from Zygote.
* OVULATION : This is the release of egg from ovary to the fallopian tube
* FERTILIZATION : This is the fusion of male and female gamete to produce zygote.
* PARTURITION : this is the act of giving birth in animal ( it marks the end of pregnancy) Note : parturition is also known as Labour in human
* LACTATION :  This is the secretion of milk from the mammary gland through the UDDER 
The primary reproductive organ for female farm animal is ovary
FEMALE REPRODUCTIVE ORGANS IN FARM ANIMALS
OVARY : ovary secrete the ovu or eggs during the ovulation. The hormone that stipulate the release of egg is known as progesterone or oestrogen
INFUNDIBULUM( or fallopian funnel) : Its the site were fertilization takes place
UTERUS ( or womb) : The period of pregnancy takes place here ( implantation) the wall of the uterus is stimulated by progesterone 
CERVIX : This prevent foreign body from entry the womb.

This is where we're going to stop don't forget to use the comment section in case you don't understand and do ensure to join our Facebook group and WhatsApp group!
Read more

Monday, 13 February 2017

Difference between Plants and Animals [Tabular Form]

Below are the difference between Animals and Plants
... ANIMALS PLANTS
Cells Bounded by living flexible cell membrane Bounded by non-living rigid cell wall
Chlorophyll Not present in animal cells Present in most plant cells
Carbohydrate Stored in the form of glycogen Stored in the form of starch
Nutrition All in heterotrophic Most are autotrophic
Growth Most animals shows quick responses to stimuli Most plants shows very slow responses to stimuli
Irritability Definite growth pattern Indefinite growth pattern
Movement Most animals show active movements Most plants show limited growth movement such as tropism
Sex Sexes are separated in most animals Most plants are hemaphrodites
Please don't forget to comment below
Read more

MONEY

DEFINITION OF MONEY
 Money is anything which is generally acceptable in a given society as a means of purchasing or payment for goods and services and for the settlement of debts.

TYPES OF MONEY

1. Coins: these are money made of metals e.g 10kobo 20 Kobe used in Nigeria and some other countries.

2. Paper money: These are notes printed in different denominations just like the above picture, it is done on paper. In Nigeria we have the #20, #10, #5, #100, #1000 amongst others the symbol "#" represent naira in short form.

3. Bank deposit: Many people maintain current accounts with which money are kept,  payment is accepted through the use of cheque which can transfer money from one person's account to that of another within a given time.

4. Postal Orders,  stamps, money orders, Bank draft and trade by barter ( although not common but it still exist).

 QUALITIES OF GOOD MONEY

1. Acceptability: Generally, everybody in a community must be willing and prepared to accept it as a means of payment or purchasing of goods and services and settlements of debt.

2. Scarce: It must be relatively scarce. It should not be seen in the hands of many people

3. Portability: It must be easy enough to carry about.

4. Homogeneity: Must show the same size, appearance and weight.

5. Recognizability: There must not be any difficulty trying to identify the money.

6. Divisibility: Must be easily divisible into smaller units or equal parts.

7. Durability: Money must have a long life span without being spoiled or destroyed.

8. Standard value: The value must be essentially stable. NOTE: that this point is being neglected because of inflationary trends.


FUNCTIONS OF MONEY

• Acts as a medium of exchange : With the presence of money, goods and services can be exchanged for money.

• Acts as a store of Value: It could be stored for future use. It value however would depend on weather there is inflation at any given time. During inflationary periods, money becomes a poor store of value.

• Serves as a measure for differed payment: Money command majority; with it you can buy goods anywhere and at anytime. Credit is made possible through the use of money.

• An instrument for Economic control:Reducing the quantity of money in circulation could possibly control inflation, while in deflationary times, the quantity of money in circulation should increase. In the absence of money,  there will not be a balancing stage between inflation and deflation periods.

• Measure if Value: It also serves as an index for measuring or standardizing different values for goods and services.

Those are what we got for you about the topic "Money" Don't forget to like our Facebook group and also comment here in this post as its gives us joy to know that someone's following us
Read more

CULTISM

INTRODUCTION
Cultism is one of the greatest social crimes in our society today. This crime is mostly committed in the institutions of higher learning such as the universities,polytechnics and colleges of education. It is sad to hear that cultism is gradually entering some of our secondary schools. Cultism is a menace which should be stopped in totality.
There are various secret cults in our various institutions of higher learning and any time there's rival group clash within the institution, many innocent lives and the lives of cult members are lost in the process. Should we then fold our arms and allow this menace to eat deep into the fabric our society?  There is a need for urgent action against the occultism activities in our societies.
This post is set out to look at cultism, different cult group's in the school, origin and reasons for establishing and joining cult group, consequences of cultism and preventive measures against cultism.

MEANING OF CULTISM
 Cultism can be defined as an anti-social or deviant group of people who have unusual religious beliefs and whose activities contravenes the norms or social rules of an institution that is meant to provide education for such individual. The membership, admission, policy and initiation formalities as well as their mode of operation are done in secret and kept secret with their activities having negative effects on both members and non-members.
Cultism is one of the social crimes committed in the universities, polytechnics, colleges of Education and has extended to our secondary schools. The activities of secret cults in our institutions of higher learning have maimed many innocent groups anytime there's rival group clashes.
below is an art drawing of a cult group in the middle of a forest during an initiation rites.





BELOW ARE THE LIST (names) OF DIFFERENT CULT GROUPS IN SCHOOLS.


There are many different cult groups which operate as criminal gangs called campus cults in NNigeria. The prominent cult groups found in most of the institutions of higher learning in Nigeria include the following:

1. Amazons
2. Black Axe
3. Black Beret
4. Black scorpion
5. Buccaneers (a.k.a Sea Lords)
6. Egbe dudu
7. Eiye confraternity
8. Green berets
9. Pyrates confraternity (a.k.a Sea Dogs)
10. Sons of the Night
11. The vikings
12. Dirty bra
13. The sharons
14. The Trojan Horse
15. White Angels
16. The mafia
17. The daughters of Jezebel
18. The Black Queen
19. Dirty Virgins, etc.

The initial reasons for establishing cult groups were to fight tribalism, abolish conventions and maintain law and order, etc. Today the reverse is the case such as violence, rape, gangsterism, abductions, terrorism among other crimes have eroded the purpose of setting up of the societies.
 REASONS FOR JOINING CULT GROUPS
Cultism in Nigeria higher institutions started as fast back and the early 50's precisely,  in 1952
   There are various reasons for establishing and joining cults. These included are:
 1. For inordinate ambitions ;

2. To intimidate other students ;

3. To pass examinations through unlawful means;

4. To serve as check on the student unions and universities authorities

CONSEQUENCES OF CULTISM

Cultism is characterized by illegal possession of firearms, dangerous weapons, colony crimes,  extortion, physical attacks, rape, killings,  etc As a result,  the consequences are not desirable. The consequences of cultism among others include the following :

• It leaves many students wounded or maimed when cult groups clash.

• It leads to loss of innocent lives.

• It leads to expulsion from school.

• It leads to murder.

• It leads to spiritual problems.

• It leads to fear and insecurity.

• It can also lead to academic immorality.

• Clashes of cult groups may lead to destruction, e.t.c

It is at this Juncture I drop my keypad,  don't forget to comment using the comment section as it gives us joy that someone is following our post

Read more
Lectportal