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Angiosperms that bear parallel venation in leaves and fibrous roots are called:

Monocots bear parallel venation in leaves and fibrous roots.... View Article

Mendeleev predicted the existence of which element/elements in the periodic table?

Mendeleev predicted the existence of gallium and germanium.... View Article

A man in the lift weighs more, when the lift is a. accelerating upward b. moving up with constant velocity c. accelerating downward d. moving down with constant velocity

A person weighs more in a lift that is accelerating upward.... View Article

How many petals or its multiples are found in pentamerous flowers?

Pentamerous flowers have five or multiples of five petals.... View Article

Among the following colours, which is the highest absorbent of heat radiations? a. White b. Yellow c. Black d. Violet

Black colour is the highest absorbent of heat radiations.... View Article

Rain water has a pH of 5.6 due to presence of:

Rain water has a pH of 5.6 due to presence of H+ ions.... View Article

Which of the following lenses would you prefer to use while reading small letters found in a dictionary? Option A: A convex lens of focal length 50 cm Option B: A concave lens of focal length 50 cm Option C: A convex lens of focal length 5 cm Option D: A concave lens of focal length 5 cm

Correct option: C A convex lens of focal length 5 cm A convex lens forms an enlarged and virtual image of an object when the object is placed... View Article

According to the conductivity, pick the odd one out from the following: Glass, Copper, Iron and Gold

Glass is an insulator while others are conductors.... View Article

Name the inert gas that has compounds that are known for the maximum number of compounds.

XeF2, XeF4 and XeF6 are the known compounds of Xenon. It forms bonds with oxygen and fluorine. Xe has the least ionization enthalpy among the... View Article

Lead carbonate is heated. The colour of its residue on cooling is

Yellow is the colour of the residue on heating.... View Article

What is the arrangement of spheres present in hexagonal close packing?

In hcp, the arrangement of spheres is ABAB.... View Article

Which among the following states is the smallest in terms of area? a) God b) Kerala c) Sikkim d) Madhya Pradesh

Goa is the smallest state in terms of area.... View Article

X, Y and Z are three crystalline solids which are soluble in water and have a common anion. To help you to identify X, Y and Z, you are provided with the following experimental observations. A reddish-brown gas is obtained when X, Y and Z are separately warmed with concentrated sulphuric acid and copper turnings added to mixture.

The common anion between X, Y, Z is NO3-... View Article

Which of the following is not a part of the female reproductive system in human beings?(a) Ovary (b) Uterus (c) Vas deferens (d) Fallopian tube

Answer: (c) Vas deferens Reproduction is the biological process of creating a new person or offspring who is genetically identical to the... View Article

What are the factors on which the strength of an induced current depends?

The current induced in a conducting loop that is exposed to a changing magnetic field is known as induced current. Factors on which the... View Article

How can one dry Hydrogen chloride gas that is highly water soluble?

Concentrated sulphuric acid... View Article

Select the molecule in which the central atom has incomplete octet. a. Beryllium b. Phosphorous c. Silicon d.Chlorine

Be has an incomplete octet.... View Article

Lakshadweep and the Andaman and Nicobar Islands have which kind of forests?

Tropical evergreen forests... View Article

Which one of the following materials cannot be used to make a lens? (1) Water (2) Glass (3) Plastic (4) Clay

Answer: (4) Clay For lens preparation, transparent material may be used. Glass and water are transparent materials. There is a certain amount of... View Article

Name the gas obtained when rock salt reacts with conc. sulphuric acid.

Hydrogen chloride gas... View Article

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