PART - 2 CH - 8 Heredity — Science STD 10 — Question

Where is solar cell panels are mounted for domestic use? What is its advantages?

Which liquid is filled in the space between the eye lens and the retina?

Distinguish between the kilowatt and the kilowatt hour.

What is aqueous humour?

Define: Neutralisation reaction

Keeping the resistance constant, the potential difference applied across the ends of a component is halved. How does the current change?

Advanced agricultural practice leads to excessive use of fertilisers, pesticides and irrigation. Use of such agricultural products can cause some health issues in human beings. Uncontroled use of chemicals can also cause adverse effect on our environment.
Questions :
(1) Name the ecological process involved in the above case.
(2) How is soil affected by this phenomena ?
(3) Why is pesticide persist for long time in an environment?

Define the term : Fertilisation

Name the instrument used to measure electric current.

Define the terms : Natural resources