Environmental Scienc ...

Q1.

State True (T) or false (F).

a. Early man lived in buildings.___________

b. Germs grows in sunlight._________

c. Green plants planted around the house and kept in pots inside the house also help in keeping the air clean and fresh. _________

d. House keeps us safe from hard weather, wild animals and dust. ______

Q2.

Fill in the blanks.

a. All the drains should be kept ______________.

b. Free flow of fresh air is called _____________________.

c. Waste not properly managed can cause _____________ problems.

d. Sunlight makes the house___________, ____________ and ______________.

e. Air enters our home from ____________ or ________________.

f. Building a house is both an ____________ and as well as a _____________.

Q3.

Match the following.

Sanitation

Provision of fresh air to a room, building, etc.

An ideal house

must have

Provision of clean drinking water and proper disposal of sewage waste water from the house.

Ventilation     

Protects us from heat, rain, cold, dust, wild animals and thieves.

A house

Enough ventilation, sunlight and sanitation.