Give example of a solid which is isotropic.
Amorphous solids are isotropic because they have no long-range order. Isotropy Isotropy comes from the Greek words isos (equal) and... View Article
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Give examples of muscles that are striated.
Both cardiac and skeletal muscles have striations. Explanation There are two types of striated muscles: Cardiac muscle (heart muscle )... View Article
In which solvent does naphthalene dissolve?
Non-polar solutes dissolve in non-polar solvents. Explanation Naphthalene is a nonpolar compound. Thus, it is insoluble in highly polar solvents... View Article
Who discovered the ultra short radio waves?
J.C. Bose discovered the ultra-short radio waves Radio waves A radio wave is generated by a transmitter and then detected... View Article
Which phylum has a reduced coelomic cavity?
Phylum Mollusca has a reduced coelomic cavity. Phylum Mollusca Mollusca is one of the most diverse groups of animals on... View Article
What is the symbol for cryoscopic constant?
The cryoscopic constant is denoted by kf Cryoscopic constant It is the depression of the freezing point of the solvent... View Article
Give an example of an unsaturated compound.
C4H8 is unsaturated compound. Saturated compounds Saturated compounds are organic compounds that have only carbon-carbon single bonds. Saturated compounds have... View Article
What are different methods of contraception?
Birth control, also known as contraception, is designed to prevent pregnancy. A patient’s choice of the contraceptive method involves efficacy, safety, non-contraceptive... View Article
What is the function of a stem in the plant?
Answer: The stem is the portion of the plant that sits above the ground. Tree bark is grey in colour,... View Article
CH2=CH2 + H2 gives CH3-CH3 is an example of:
Answer: CH2=CH2 + H2 →CH3– CH3 Unsaturated hydrocarbons add hydrogen in the presence of catalysts such as palladium or nickel... View Article
What are the features of a dicot angiosperm?
Taproot system, leaves with reticulate venation, seeds with two cotyledons and enclosed in fruit are characteristic features of dicotyledons plants.... View Article
Which element acts as strong reducing agent?
The elements which readily lose the electron act as a strong reducing agent. Na is the strongest reducing agent, while... View Article
What is the molecular mass of ethanoic acid?
Ethanoic acid – CH3COOH. Atomic mass of C = 12, O =16, and H=1. Therefore, 12 + (3—1) + 12... View Article
Newton’s law of gravitation is applicable to
It applies to all bodies in the universe because Newton’s law of gravity is a universal law. Explanation Newton’s universal... View Article
Enzymes, vitamins and hormones are common in
Enzymes, vitamins and hormones, all help in regulating different metabolic processes in the body. Vitamin Vitamins are organic compounds required... View Article
Explain the structure of the wings of a bat.
In bat, skin folds are stretched between the elongated fingers and serve the purpose of wings. Bat wings Bat wings... View Article
When can anyone observe the Schottky defect?
In the Schottky defect, an equal number of cations and anions are missing from the lattice. What is the Schottky... View Article
Elements of which group are called Halogens?
Halogens are very reactive and have only one electron less than noble gases. Group 17 Elements The group 17 elements... View Article
How does hydrogen differ from alkali metals?
Hydrogen differs from alkali metals as it does not possess a metallic character. Similarities of Hydrogen and Alkali metals Electronic... View Article
Who released the list of endangered species?
IUCN releases the list of endangered species of plants, animals and fungi. IUCN- International Union for Conservation of Nature IUCN is... View Article
