Cotton is preferred to be worn in hot and humid place like India. This is because cotton fibres
are strong and light
have air spaces between them
have air spaces inside them
are obtained from plant
Which one of the following is the best way to prevent damage to clothes during washing?
Strike them hard on a stone as done by dhobis
Use a metal brush with hard bristles to remove stains
Use a washing machine without any detergents
Use a washing machine with a mild detergent
Which one of the following is NOT true for cotton clothes?
They allow body heat to escape
They absorb body heat
They let the air circulate freely
They keep our body warm
Silk clothes are prepared from
silk flies
flax
sheep
silkworms
Which one of these plant fibres are used for making clothes?
Jute
Flax
Cotton
All of the above
Which part of a cotton plant is used to obtain fibres?
Roots
Branches and leaves
Stem
Bolls of flowers
Woollen clothes are prepared from
wool worms
carbon compounds
wool of sheep
cotton plants
Silk clothes are prepared from silkworms at which of the following stages of its life cycle?
Eggs
Larva
Pupa
Fly
Leather shoes should be aired at least once a week to prevent
growth of mould fungus
breeding of mosquitoes
breeding of houseflies
None of the above
Which one of the following material is grouped wrongly in the chart below?
Wool
Silk
Leather
