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This section includes InterviewSolutions, each offering curated multiple-choice questions to sharpen your knowledge and support exam preparation. Choose a topic below to get started.

64801.

What is weightage of carbon and its compounds in cbse board?

Answer» Nearly 5 marks
64802.

Why fossil fuel should use in correct manners

Answer» Because they are non renewable resources that is they are limited in our environment,once they are exhausted they take a long period of time to renew again.
because they are limited and their demand is vast due to increasing of population day by day
Fossil fuels can\'t quickly get renewed when they exhuste from earth they take very long time to renewed so they must use in correct manners.
Please give proper answer
Magnatic work
64803.

Define stake holders

Answer» People who depend on forest is known as stakeholders
64804.

Non Biodegradable change must be disposed

Answer» Na
64805.

What is the function of plasanta

Answer» Placenta - A special tissue embedded in the uterus wall with the help of which human embryo gets nutrition from mother’s blood.Function:\tTo provide large surface area for glucose and ${{O}_{2}}$ to pass through mother’s blood to the embryo.\tThe metabolic waste generated by embryo is removed through placenta into mother’s blood.
It gives the zaygoat nutrition and other things from mother\'s blood . And
64806.

What is the Manohybrid cross ratio of axial & apical position in table

Answer» Helen Keller
64807.

Name the male accessory gland in human. Write the function of each Of them.

Answer» The male accessory ducts are vasa efferentia, epididymis, vas deferens, and rete testis. They play an important role in the transport and temporary storage of sperms. On the contrary, male accessory glands are seminal vesicles, prostate glands, and bulbourethral glands. These glands secrete fluids that lubricate the reproductive system and sperms. The sperms get dispersed in the fluid which makes their transportation into the female body easier. The fluid is rich in fructose, ascorbic acid, and certain enzymes. They also provide nutrients and activate the sperm.
64808.

Fission in amoeba and plasmodium

Answer» Amoeba undergoes binary fission.i.e.amoeba divides to produce two daughter amoebae whereas plasmodium undergoes multiple fission.i.e many new organisms are formed simultaneously by a single organism.
64809.

Give the advantage and disadvantages of ozone layer

Answer» I only know the advantages of ozone layer.That advantage is ozone layer filter the ultra violet ray from the ray of sun.And as we know that ultera violet ray is very dangerous for the living beings. As it causes skin cancer, skin diseases, and harm our eyes.
Advantages:- • Protects us with dangerous ultravoilet radiations.• Affects climate,sufficient for us.Disadvantages:-• Bursts due to air pollution and harms a place rarely. Took place in Antarctica.• Due to its bursting, ultravoilet radiations melt glaciers.
Ozone protect us from harmful rays come from sunreally it do not have any dis advantage.on earth level i.e. ground it is poisonous.
64810.

WHAT SHOULD BE THE BEST TIMETABLE FOR STUDY?

Answer» Accord me study when your mind and body physically and mentally present besides u
Give yourself at least 2 hours on any particular subject
study 1 hr in morning 1hr in day and at least 2hr in night .Learn all things by heart
64811.

WHAT IS CORROSION ?

Answer» Corrosion is a process in which iron metal get exusted by the physical components like air & water
It is the process in which a metal is gardually eaten by the action of air ,moisture or any other substance.
Corrosion is a process in which the red coloured layer is formed on iron substance.(Jung)Understud?
64812.

water?

Answer» H2o ( paani )
Write the question properly
64813.

What are the demerits of using contraceptive methods?

Answer» Contraceptive methods include use of condoms , surgery ,mechanical barrier or physical barrier like copper-t and pillsMerits of using are1-by using we can control umwanted pregnency and birthDemerits1-pills have side effect on our body2-copper -t is also a contraceptive device which is placed in females to prevent pregnency and it kills the sperm but sexually transmitted disease can not be prevented3-surgerical methods can be done but after doing this methods one cannot.reproduce
64814.

Examples of unisexual flowers.

Answer» Papaya
Hibiscus
64815.

What passing marks 2019

Answer» passing marks are 27 including your internal assignment marks
33
33
In internal means practical out of 20 we need 6.5 and in external means in board we need 27 out of 80
I think mostly it could be 37
33
64816.

Explain in mechanism of cleaning action of soap

Answer»
64817.

What is grvitaional force?

Answer» According to Newton\'s law of gravitation it is the force exerted by a body of heavy mass on a body of comparatively lower mass and its formula is g=G*m1*m2/r2 where g is gravitational force and G is gravitational constant
Force of gravity
64818.

Under what conditions permanent electromagnet is obtained from a current carrying solenoid..

Answer» If we put steel instead of soft iron bar.
64819.

activity 2.8 solution

Answer»
64820.

Explain mendal contribution

Answer» Mendel is known as the father of genetics. Mendel’s laws are Law of Dominance, Law of Segregation\xa0and Law of Independent Assortment. These laws come into existence by experiments on pea plants with a variety of traits.In the first experiment, only single character (plant height) was considered and was known as monohybrid inheritance. Another experiment was based on two characters (seed shape and color), thus called dihybrid inheritance.
64821.

What are the properties of covalent bond

Answer» Thank u
Covalent bonds are always formed by sharing of the electrons between non- metals ..
Covalent bonds are all about the sharing of electrons between two elements whether metals or non-metals. Please reply if more info is required....
64822.

who are you and why take you birth here

Answer» Plss yar don\'t say like this
ask same question to your father????
64823.

Why do we classify elements?

Answer» To make their study easier
64824.

Central nervous system consist of

Answer» Brain and spinal cord ?
64825.

What are the functions of testosteron?

Answer» Thanks frnd....but m not bro...ok ??
Testis:-* Produce a male *** hormone called TESTOSTERONE. Which bring about changes in appearance of boys at puberty. Ok bro?
64826.

Name any 2 item which can be easily recycled but generally thrown in the dustbin by us

Answer» Cold drink cane & poly bags ?
64827.

What is prothrombin

Answer» Is this given in the NCERT?
64828.

Soory in that question there is some mistake

Answer» You become my friend l can die for you my friend??
Guys sorry ..the post which is just below this ,is not my post its my sister \'s post ....
Ya ofcourse ...why not ....? but sorry reply krne mein late ho gya vo actually phone use hi nhi kiya tha ....
I can be your friend please please??????????☺️☺️
In which question ??
64829.

What do you mean by water of crystallisation

Answer» Adding of water in the form of crystals
Water of crystallization is a recrystallization process
Water in a form of crystals are called......
64830.

What is ismoerism

Answer» A compound which have same formula but different structure is known as ismoerism.
A compound which have same formula but different structure is called ismoerism
A compound having same formula but different stracture are called isomoerism
64831.

How many there are naturally occurring element

Answer» 118
128????
In Periodic Table it is believed that first 92 element are naturally occurring. In which Technetium(atomic number 43) and Promethium( atomic number 61) were synthesised by men before they were identified in nature. Hence, there are only 90 elements which are naturally occurring.
118
96
64832.

What is emasculatio

Answer» Sorry it\'s emasculation
64833.

Differentiate between self pollination and cross pollination

Answer» Self pollination is when the seed of same flower goes to same plant to antherWhileCross pollination is between two plants
The self pollination is done within a plant and cross pollination is done between two plants
64834.

differ

Answer» What
?????
64835.

What is the IUPAC name of :CH3-CH2-CH=CH2

Answer» Butene
Butene
C4H8 ,Butene
Butene
Butene
Butene
Butene
64836.

How is ozone both benefial and damaging ?how can we prevent the damaging effect of ozonne?

Answer»
64837.

What is Halotrophic? Name the halotrophic forms of carbon?

Answer» This is alloptrophic . It means forms .allotrophes of carbon are diamond,graphite,buckminsterfullerence
What you say I don\'t understand
64838.

Explain fertilization in plant

Answer» Fertilization in plants is done by the process of pollination , the pollination is of two types cross pollination and self pollination . In cross pollination the two plants are required but in self pollination the pollination is done within a plant
64839.

thermal power plant is a example of conventional source of energy

Answer» Yes bro
64840.

Which flower has both carpel and stamen

Answer» Bisexual flower
Hibiscus
Hibiscus
64841.

Explain the process of regeneration in planaria

Answer» . Planaria can be cut into pieces, and each piece can regenerate into a complete organism. Cells at the location of the wound site proliferate to form a mass of cells that will differentiate into new tissues and regenerate the missing parts of the piece of the cut planaria.Very small pieces of the planarian, estimated to be as little as 1/279th of the organism it is cut from, can regenerate back into a complete organism over the course of a few weeks. New tissues can grow that have the ability to create all the various cell types.The organism itself does not have to be completely cut into separate pieces for the regeneration phenomenon to be witnessed. In fact, if the head of a planaria is cut in half down its centre, and each side retained on the organism, it is possible for the planaria to regenerate two heads and continue to live.
64842.

Define \'position isomerism\' ?

Answer» Position isomers are those structural isomers which have a difference in structure due to the position of the functional group, unsaturation or the substituent. For two structural isomers to be position isomers, their parent chains should be of same length.
64843.

How do baby born

Answer» Fusion of male gametes and female gamate to form a zygote then it develope became a foteus and then a baby is born
By the fusion of their parents
64844.

Formula for nuclear fusion

Answer» E= mc°
Do u want the reaction??
Fast
Plz answer my question
64845.

Plese take me anyone whatsapp no.

Answer» Please
Why
64846.

Plaese provided question paper board cbse delhi 2019

Answer» Kya bol rahe ho paper leak karna hai kya
64847.

Definition of characteristics

Answer» 1) A distinguishing quality, trait or feature of an individual, thing, disorder, etc. (2) A distinctive mark, feature, attribute, or property of an individual or thing.
64848.

In a flowering plant,summarise the events take place after fertilisation

Answer» Once the fertilization occurs, there are many changes that occur in the structure of the flower.\tThe ovary consequently becomes the fruit.\tThe ovule consequently becomes the seed.\tThe integument of the ovules become the seed coat of the seed.\tThe sepals of the calyx and the petals of the corolla fall off.
64849.

How do human reproduces

Answer» \tSexual reproduction is the only mode of reproduction\tPeriod during which the rate of general body growth slows down & reproductive tissues starts maturing is termed as Puberty/ Adolescence\tA human male reaches puberty at 13-14 years, whereas a female reaches the same around 11-13 years
Through sexual contact between male and female
64850.

Why the STD can be transmitted while sexual intercourse using coppper-t?

Answer»