Questions

As an infant, the ability to produce antibodies is limited.

Metallic bond is a bond between two metal atoms. Here in the given option Hg is the only metal with metallic bond.

While dew , fog and mist are formed due to condensation of vapour into water drops, hail falls from the clouds in the form of hard pellets of ice.

From the given circuit,

The resistors R1 and R2 are in parallel connection and R3 is in series with R1 & R2

The equivalent resistance of R1 and R2 is

Req = (12 × 4)/(12 + 4) = 3 Ω.

Adding R3 in series with the pair gives

R = Req + 9

R = 3 + 9

R = 12 Ω.

Veena Sendre from Chhattisgarh was the India's first Miss Trans Queen.

Kaolin is chemically classified as Argillaceous rock.

Black soils are rich in montmorillonitic and beidellitic group of clay minerals and are poor in nitrogen, phosphorus and organic matter. Black soils are most suitable for the cotton crop hence it is also known as black cotton soil. Besides cotton, the soil is suitable for the cultivation of crops like wheat, groundnut, chillies, tobacco and jowar.