Why is it necessary to excrete waste products?
Answer: The waste materials produced during the metabolic activities are toxic to the body and must not be accumulated inside,... View Article
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Explain and give an example of state function.
Answer: The thermodynamic properties whose values depend only upon the initial and final states of the system are known as... View Article
Give an example of a non-communicable disease.
Answer: Cancer, diabetes, and hypertension are examples of non-communicable disease. Diseases Diseases are defects in our bodies that cause pain... View Article
Name the factors on which momentum depends on.
Answer: Momentum is a vector quantity which gives an idea about the motion of a body. It can be both... View Article
Which mode of nutrition is seen in Bryophytes?
Answer: Bryophytes belong to kingdom Plantae. They possess chlorophyll and carry out photosynthesis. Hence, they show autotrophic mode of nutrition.... View Article
What is the chemical formula for bromous acid?
Answer: HBrO2 is the chemical formula of Bromous acid. Bromous acid is an inorganic compound with the formula HBrO2. It is... View Article
What does the science of immunology deal with?
Answer: Immunology is a branch of the biology involved with the study of the immune system, components of the immune system,... View Article
Where will the rate of soil erosion be faster?
Answer: Soil erosion is much accelerated in hilly and mountainous regions. Soil erosion Soil erosion is the natural process in... View Article
Name the material used for making solar cells.
Answer: Silicon is the most abundant material, but availability of special grade silicon used for making solar cell is limited.... View Article
The law of conservation of momentum holds for_______
Answer: The law of conservation of momentum holds for a system of particles and not for individual bodies. Law Of... View Article
Practice of culturing marine fish is known as_________
Answer: Practice of culturing marine fish is known as Mariculture. Mariculture Mariculture is a type of aquaculture that involves the open-ocean... View Article
Name the plant from which linseed is obtained.
Answer: Linseed is obtained from Flax plants. Flax Flax, which is also known as common flax seeds or linseed. It... View Article
How many orbitals are filled in second period?
Answer: The 4 orbitals filled in the second period are one 2s (with 2 electrons) and three 2p (with 6... View Article
How can you safely dispose of phosphoric acid?
Answer: The phosphoric acid is in its pure form then it can be disposed directly as it acts as a... View Article
Stainless steel is an alloy of which elements?
Answer: Stainless steel is an alloy of iron, chromium and nickel. Stainless steel alloy Alloys are metal mixtures with other... View Article
How does a fish in an aquarium absorbs oxygen?
Answer: Fish respire through gills. Respiration in Fish Fish use their gills to help them breathe. The majority of fish... View Article
For the myopic eye, how is the defect is cured?
Answer: In the myopic eye, the image is formed before the retina and concave lens diverges the rays, and hence... View Article
Which planet is considered as the Earth’s twin?
Answer: Venus Venus is known as Earth’s twin because the two planets have a very similar composition, are about the... View Article
Who is known as the ‘Father’ of nuclear physics?
Answer: Rutherford is known as the father of nuclear physics. He is famous for his work on radioactivity and the... View Article
The geometry of H2S and its dipole moment are______
Answer: Angular and non-zero Hydrogen sulphide is highly explosive and flammable gas and is capable of causing life-threatening conditions if... View Article
