Category: Class 7th

QUESTION ANSWER Potato contains Starch Potato contains

QUESTION ANSWER Salivary glands are present in Mouth Salivary glands are present in

QUESTION ANSWER How is a calibration of a thermometer done Two standard temperature such as melting point of ice as  degree are taken for Celsius scale . Once these are marked on a thermometer by placing it in melting ice and boiling water , rest of the calibration is easily done by dividing the scale…

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What is the saliva Saliva is the digestive juice produced by the  salivary glands What is the saliva

How does vegetative propagation take place in  onion vegetative propagation take place in onion  through special structures called as bulbs . How does vegetative propagation take place in  onion

Plants that grow by the method of vegetative  propagation Plants that grow by the method of vegetative  propagation are 1 Ginger 2 turmeric However they are roots Plants that grow by the method of vegetative  propagation

Why are gree plants called autotrophy Gree plants called autotrophy because they  synthesise . Their food with the help of chlorophyll present in them inorganic  substances like carbon dioxide and water in the  presence of sunlight. Why are gree plants called autotrophy

Why is the green colour of a leaf Green colour of a leaf is due to a pigment called chlorophyll. Why is the green colour of a leaf

In which form is food stored in potato tubers It is stored in the form starch. In which form is food stored in potato tubers