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3851.

What is the Atomic mass of fluorine?

Answer» 18.998403 u ± 5 × 10^ - 7 u
3852.

What is the function of chromosomes

Answer» It responding to storin and transmiting of inheratetry information from one generation to the form of DNA
\tChromosomes are thread like structure made up of DNA and proteins.\tThey are present inside the nucleus. Genes are located on the chromosomes in the form of linear array.\tGenes are responsible for the passage of characters from the parents to the offspring (inheritance).\tGenes also control the function important for life processes in the cells these functions are known as metabolic functions.\t\xa0As genes are located on the chromosomes, it can be said that chromosomes control inheritance and metabolism .
What is genetic material
3853.

Which is the suicidal bags of the cell

Answer» Lysosomes because it digest forigin particles like bacterya cell and some organillise and tissue of cell they ate brusting themselves hence it is called sucide bags
Lysosome
Lysosomes
Lysosomes because when the cell gets disturbed lysosomes may burst and the enzyme digest their own cell
Lysosomes
Lysosomes
Lysosome
3854.

what are macro nutrients and why are they called macro nutrients

Answer» Macro-nutrients are those nutrients which are required in large quantities for growth and development of plants. Since they are required in large quantities, they are known as macro-nutrient. The six macro-nutrients required by plants are nitrogen, phosphorus, potassium, calcium, magnesium, and sulphur.
3855.

why is it advised to tie any luggage kept on the roof of a bus with a rope

Answer»
3856.

Which cell organelle otherwise known as \'KITCHEN\' of the cell ?

Answer» Plastids
Cholroplast
Chloroplast
Mitochondria
Mitochondria
Chloroplast
Mitochondria
Mitochondria
Mitochondri
3857.

What is the full from of pdf

Answer» Portable Document Format
3858.

What is intangeneous speed

Answer»
3859.

What is nervous tissue ?and also define neuron

Answer» Nervous tissue makes the nervous system and is composed of specialized cells called neuron. A neuron can be divided into two distinct parts, viz. head and tail. The head is somewhat star-shaped and contains nucleus and some other cell organelles. This is called cyton. There are numerous hair-like outgrowths coming out of the cyton. These are called dendrites. The tail ends in axon terminals. Dendrites receive the nerve impulse, while axon relays the nerve signals.Nerve cells are also known as neurons. These are the primary building blocks of the nervous system in humans and animals. Its main function is transmitting and receiving electrochemical messages. They help in the transmission of sensory information to the central nervous system and the regulation and control of organs in the body.
3860.

Can anyone explain me conservation of linear momemtum

Answer» The linear momentum of a particle at an instant is defined as the product of its mass and velocity at that particular instant.The\xa0law of conservation of linear momentum\xa0states that if no external forces act on the system of two colliding objects, then the vector sum of the linear momentum of each body remains constant and is not affected by their mutual interaction.
3861.

Describe the proces of germination

Answer» Germination is a process in which a seed starts growing to develop into a new plant. In this process seedling emerges out from seed. During germination the seed awakes from the dormancy period i.e. inactive period. When seeds get moisture adequate amount of oxygen and temperature then seed coat bursts and radicle emerges out.
3862.

What is the sources of production

Answer» Factors of production are the resources that help to produce goods and services.For example, Land, Labour, Market, Capital are the main factors of production.1. Land is the naturally occurring materials of the planet that are used for the production of goods and services, including the land itself; the minerals and nutrients in the ground; the water, wildlife, and vegetation on the surface; and the air above.2. Labor is the mental and physical efforts of humans (excluding entrepreneurial organization) used for the production of goods and services. Labor includes both the physical effort of factory workers and farmhands often associated with labor, as well as the mental effort of executives and supervisors.3. Entrepreneurship is the special sort of human effort that takes on the risk of bringing labor, capital, and land together to produce goods. Entrepreneurship is the factor that organizes the other three. Without someone to organize production, the other three factors do NOT produce. A key component of entrepreneurship is risk.4. Capital is the manufactured, artificial, or synthetic goods used in the production of other goods, including machinery, equipment, tools, buildings, and vehicles.
3863.

*1 How we can changethe Physical state of Matter?

Answer» We can change the physicwl state of matter by changing pressure and temperature
By temperature and pressure
3864.

Why rubber band is considered a solid in spite of the fact that it can change it\'s shape

Answer» Rubber band is solid but it can change its shape when froce is applied on it . It comes back to its normal shape when force is removed
3865.

Application on first low of motion

Answer» V=u+at
3866.

Beej patri upsrushrushtiche vaishishtye

Answer»
3867.

What do we mean by merstematic tissue

Answer» The growth of plant occure only in certain specific regions. This is because the dividing tissue also known as meristmetic tissues.
3868.

Motion all inteior question and example

Answer»
3869.

Syllabus for class 9

Answer» I will whtsaap
3870.

What is homogenous and heterogenous?

Answer» Homogeneous means the substance in water and they dissolve and are not visible in light and heterogeneous means the substance do not dissolve in water and are visible in light
3871.

Can you define the latent heat of vapourisation

Answer» It is the amount of heat energy to convert 1kg of liquid into gaseous state called latent heat of vaporization.
it is the amount of heat to convert unit mass of solid into gas states
3872.

Why do liquid flow

Answer» because it is in the form of liquid
3873.

What is meant by latent heat of fusion and vapourisation

Answer» Latemt heat of fusion . Heat required to 1KG of solid into liquid is called latent heat of fusion Latent jeat of vepouratution . Heat energy requited for 1KG of liquid change into gas is called latent of evapouration
3874.

What is mean by stomata

Answer» Sonata helps in photosynthesis
Small pores present in the leaves is called stomata
3875.

Draw the following vector quanties:velocity of 40 m/ sec 45degree north west

Answer»
3876.

Why the water in earthen pot is cool?

Answer» The earthen pot have large extrem small pours . Water swipes through them they take evapouratio from the surface of the pot . The lattent heat required for evapouration so the water cool in earthen pot
Because the earthen pot contains pores between them so the comes out and get evaporated in the surroundings
3877.

Cell kya hota hai

Answer» It is the fundamental and functional unit of life
The fundamental and functional unit of life .
The building block unit of life is called cell
The fundamental organisational unit of life is called CELL
Jo apan remote me dalte h
The basic fundamental unit of life is called cell
Basic unit of life
3878.

Cell kya hote hey

Answer» Functional unit of our life
3879.

A body projected vertically with a velocity \'u\' from ground .its v3ocity

Answer»
3880.

Tell the characteristics of matter

Answer» Particles of matter attract each other.Particle of matter have spaces between them.Particle of matter are continuously moving .
3881.

How does can we say that air is a matter ? Give answer on the properties of matter

Answer» Air is matter because it have mass and occupy space It follows the properties of matter also.. It is gaseous state of matter.
No air is gas
3882.

Can you name the two organelles we have studied that contain their own genetic material

Answer» Mitchochondria and plastids
Mitichondria and plastids
mitochondria and plastid
3883.

49

Answer» Haaaaa
3884.

2nd law of motion

Answer» The rate of change of momentum of an object is directly proportional to the applied unbalanced force in the direction of force
3885.

Preesure and temperature determine the state of substances explain

Answer»
3886.

What are the 3 laws of motion?Give exaples..

Answer» 1).v is equals to u +at2).s is equals to ut +1/2at square3).v square is equals to u square +at
3887.

What is 3 law of motion

Answer» To every action, there is an equal or opposite reaction
3888.

Why is mercury used in thermometer?

Answer» Mercury is used in thermometer because it is the only metal which is at liquid state at room temperature and it also didn\'t stick to the walls of thermometer.
Because it does not sticks to the glass of the thermometer
3889.

Write difference between distance and displacement

Answer» The total path length covered by the body is called distance
Actual distance traveled by the body is called distanceShortest distance traveled by the body is called displacement
3890.

What is the physical state of water at 0°C

Answer» Solid state
It is the freezing point of water, so the state of matter is liquid and can also be both solid and liquid..
3891.

What is meaning of matter

Answer» Anything which occupies space and have mass is called as matter.
Matter is a substance that has inertia and occupies physical space and consist of various types of particles, each with mass and size.
3892.

Why plants called produced

Answer» Plants are called producers because they produce their own food with photosynthesis, using sunlight, carbon-dioxide and chlorophyll.
3893.

what is cell division ?give the types of division.

Answer» Cell division is the process of division of cells for growing, repairing and reproduction. It can be classified into two types :1. Mitosis2. Meiosis
3894.

Waht is aful form of motion

Answer»
3895.

Graphically prove v×v-u×u=2as

Answer»
3896.

Define eukaryotic cells

Answer» Eukaryotic cells are a type of multicellular cells.these type of cell have nuclear membrane.
A cell which have nuclear membrane are called as eukaryotes cell
3897.

Explain the numericals

Answer»
3898.

what is respration

Answer»
3899.

Derive v=u+at

Answer» #Acceleration =change in velocity ÷time taken #Acceleration = final velocity - initial velocity ÷ time taken #A=[V-U]÷TAT =V-UV=U+AT Hence ,proved
3900.

The velocity time graph of an object of mass 50 gram moving along a sraight line on road

Answer»