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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.

6401.

Why sperm have tail and eggs have not

Answer» Sperm have tail because it move with the help of tail into female reproductive part
Becoz sperm has to move to get fertilized......
Because they need to travel to ******... It helps them to move
6402.

Write here your fav. songs.

Answer»
6403.

What passing marks in science

Answer» 27 to 33
26.5/80
33
6404.

Mendel how he crossed the plants?

Answer»
6405.

What is hiv disease

Answer» Human immuno virus
6406.

How can we obtain trichloroethane from ethane

Answer»
6407.

Most waitage vale chapters kon se hai aur life process me kon sa topic important hai

Answer»
6408.

What is coliform

Answer»
6409.

how does feedback mechanism regulate hormone secretion

Answer»
6410.

How does phototropism occurs in plants

Answer»
6411.

What is equivalent focal length?

Answer» 35 mm is taken as equivalent focal length
6412.

What are important topic for revised for tommrow science exam

Answer»
6413.

What are triploblastic organism?

Answer» If in embroyic stage there r three layers in organism
6414.

Name two functional groups which never occurs at terminal position

Answer» Ester , ether ,ketone
Ether
6415.

What is source

Answer» Needs*
Anything that can satisfy our jeeds
So
6416.

Chemical Formula of Alum

Answer» KAl(SO4)2·12H2O
I think it is aluminium Al.
6417.

Why photosynthesis is considered as endothermic reaction

Answer» It is bcs light energy is absorbed and then converted to chemical energy.
Bcz heat us taken as a catalyst to do reaction
6418.

Intext questions are not available

Answer» Yes it\'s available
6419.

What is isoresms

Answer» Its isomers :- means having same molecular formulae bt different structure
6420.

Analogous organs

Answer»
6421.

What is homogous organs

Answer» According to your Answer
Yes ..similar structure bt different fnction
Having same structure and different functions
Same function diffrent structure
Having same function
6422.

How do Leishmania and Plasmodium reproduce

Answer» Ameobia
Multiple fission
6423.

Why iron id displaced the copper

Answer» Bcz it is more reactive than copper
6424.

What is tubular secretion

Answer»
6425.

What is domestic circuit?

Answer»
6426.

Why iron react oxygen to form fe3o4

Answer» Bec it forms 2 subsituent fe2o3 andfe0 comine to form fe3o4
6427.

Why rainbow is semi spherical.

Answer» It is circular bt only half is seen bcz our eyes can see upto horizon and rest half part of rainbow is below horizon so it appers semicircular but it is circular
6428.

What is known as cardiac cycle?

Answer» Simply systole :- contraction , diastole :- relaxing
Diastole is the part of the cardiac cycle when the heart refills with blood following systole (contraction). Ventricular diastole is the period during which the ventricles are filling and relaxing, while atrial diastole is the period during which the atria are relaxing.
It has two phase,first diastole phase - the heart ventricle r relaxed and heart fills with blood . And second phase is systole phase -the ventricle contract and pumps blood out of the heart to the artery
There are two phases of the cardiac cycle. In the diastole phase, the heart ventricles are relaxed and the heart fills with blood. In the systole phase, the ventricles contract and pump blood out of the heart and to arteries.
6429.

Define tissue culture.

Answer» Micropropogation. Producing thousands of plants by meristimatic cells from apical region of plants by putting them into collidal solution of plant harmones in favourable conditions
Tissue a group of cell when the group of cells doing together any work for our body then we say tissue are doing work for our body means the cells culture is known as tissue culture i.e it doing work for our body
6430.

What happens when an egg is fertilised

Answer» It leads to periods
In plants or humans? But boths primary result is zygote formation
6431.

Meaning of epiglottish

Answer» The cap which covers food & air pipe one by one
6432.

The Wings of a butterfly and the wing of a bat be considered homologous organs

Answer» No , they r analogous
6433.

Define ohm\'s law with graf between v & i

Answer»
6434.

Difference between molecules of soap and detergents

Answer» Soaps are salts of sodium or pottasium of higher fatty acids but detergent are salts of ammonium or sulphonate of higher carboxylic asid
Expand it. You can see a NCERT book.
6435.

what is maturity

Answer»
6436.

Ditinguish between aciqued and inherited traits.by giving each one example

Answer» Example of acquired change in the weight of bettle and Inherited height
6437.

Define micelles

Answer» Ionic and polar part of soap form structure called micelles
Inside water soap molecules have a unique orientation.This is achieved by forming clusters of molecules in which the hydrophobic tails are in the interior of the cluster and the ionic ends are on the surface of the cluster.This formation is called micell
6438.

Blood goes only once through the heart in fishes explain

Answer»
6439.

How sodium hydroxide formed?

Answer» It is prepared by chlor alkalies process
By chlor alkali process we can prepare naoh
6440.

Photosynthesis is which type of reaction

Answer» Yes but it is Combination or decomposirion
Photosynthesis is an endothermic reaction
No its Endothermic
Exothermic reaction
6441.

Diff. Bw Organic and inorganic

Answer»
6442.

When a cell reproduces what happened to its DNA

Answer» DNA is doubled in produce cell
6443.

Please let me know that how evolution is important to us

Answer»
6444.

How teeth in mouth

Answer»
6445.

Energy present in the human beings in the form of................

Answer» ATP
glycogen
Sucrose
6446.

Define Olfactory indicator.

Answer» Those receptors giving sensation of smell
6447.

What changes come during puberty

Answer»
6448.

What are Organic compounds ?

Answer»
6449.

A heart pumps 4500 CC of blood under a pressure of 15 cm of Hg.calculate the power of heart.

Answer»
6450.

Define solar panel

Answer» A group of many solar cells are usually termed as solar cell panel