Fibre to Fabric — Science STD 7 — Question

Which of the following does not express a time interval?

The instrument that measures temperature, pressure, and humidity at various altitudes in the atmosphere:

A man painted his main gate made up of iron, to
(i) prevent it from rusting.
(ii) protect it from the Sun.
(iii) make it look beautiful.
(iv) make it dust free.
Which of the above statements is/are correct?

How does the polar bear keep itself warm in cold weather.

Blood cells that protect the body from disease are:

Select the correct statement from the following:

The average of adult blood pressure is:

Which thermometer is used to measure our body temperature?

Choose the correct order of terms that describes the process of nutrition in ruminants

Chlorine is used in municipal water treatment plants to