Nutrition in Animals — Science STD 7 — Question

Fill in the blank. When an acidic solution is mixed with a basic solution, they each ______ other forming ________ and water.

Draw the symbol of the following circuit component : battery

Predict the following change can be reversed or not be reversed. If you are not sure, you may write that down. Why are you not sure about these?
Grinding wheat grains to flour

Fill in the blanks: Production of new individuals from the vegetative part of parent is called _____________.

Name the component that connects or breaks the flow of electricity.

The process of breakdown of rocks by the action of wind, water, sunlight.

Fill in the blanks:The safety device based on the heating effect of electric current is called a _____.

What type of change in rust?

Following statements describe the five steps in animal nutrition. Read each statement and give one word for each statement. Write the terms that describes each process. Transport of digested and soluble food from the intestine to blood vessels.

Name the two methods by which rusting of iron can be prevented.