Animals which eat only plants are called herbivores.
Animals which eat only animals are called carnivores.
Animals which eat both plants as well as other animals are called omnivores.
Animals which eat only animals are called carnivores.
Animals which eat both plants as well as other animals are called omnivores.
Vitamins / Minerals | Deficiency disease/disorder | Symptoms |
Vitamin A | Loss of vision | Poor vision, loss of vision in darkness(night), sometimes complete loss of vision. |
Vitamin B1 | Beriberi | Weak muscles and very little energy to work. |
Vitamin C | Scurvy | Bleeding gums, wounds take longer time to heal. |
Vitamin D | Rickets | Bones become soft and bent. |
Calcium | Bone and tooth decay | Weak bones, tooth decay. |
Iodine | Goiter | Glands in the neck appear swollen. Mental disability in children. |
Iron | Anaemia | Weakness |
Notes on Fibre:
- Fabrics are made from yarns, which in turn are made from fibres.
- Fibres are either natural or synthetic.
- Cotton, wool, silk and jute are some natural fibres.
- Nylon and polyester are some examples of synthetic fibres.
- Fibres like cotton and jute are obtained from plants.
- The process of making yarn from fibres is called spinning.
- Fabric from yarns is made by weaving and knitting.
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