HRCA 6-10 (some)

Huge amount of heat is being generated on sun, It can reach earth by

• Conduction

• Convection

• Radiation

• All

Vascular Bundles are present in every part of the plant. They are made up of

• Xylem vessels

• Phloem vessels

• Xylem and phloem vessels

• Xylem, Phloem and Hair cells

Which component of blood is liquid

• Plasma

• Red blood cells

• White blood cells

• platelets

which is the best method of preventing rust

• Painting

• Galvanization

• Precipitation

• Greasing

which of the following is not a mixture

• pure water

• air

• sea water

• lemonade

the word acid means

• sweet

• sour

• salty

• spicy

there are__ pair of nerves in human body

• 31

• 43

• 37

• 34

SI unit of force is..

• kilogram

• centi second

• meter

• newtons

a gene is inserted into a bacterium by

• tissue culture

• ferementation

• biodegradation

• genetic engineering

How light travels in air

• circle

• curved path

• straight line

• dispersed path