MCQ
Effect of deforestation is it.
- AIncreases temperature of earth.
- BIncreases pollution level.
- CIncreases $CO_2$ level of atmosphere.
- ✓All of the above.
✓
Answer
Correct option: D.
All of the above.
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
Explore more
Similar questions
When we remove polyester or woolen clothes in dark, we can see a spark and hear a crackling sound. Which of the following is responsible for it?
Which of the following is not a planet?
The object to be electroplated is taken as
What does gobar gas produced from animal and plant waste contain?
Which of the following constellations are visible in the summer season?
$A.$ Cassiopeia.
$B.$ Orion.
$C.$ Leo Major.
$D.$ Big Bear.
→$A.$ Cassiopeia.
$B.$ Orion.
$C.$ Leo Major.
$D.$ Big Bear.
Fibre produced in factories is called:
In which of the following will the bulb glow?
A small hole $P$ is made in a piece of cardboard. The hole is illuminated by a torch as shown in Figure. The pencil of light coming out of the hole falls on a mirror.
At which point should the eye be placed so that the hole can be seen?
→At which point should the eye be placed so that the hole can be seen?
A tiny mirror $M$ is fixed on a piece of cardboard placed on a table. The cardboard is illuminated by light from a bulb. The position of eye with respect to position of bulb is shown in Figure as $A, B, C$ and $D.$ In which position mirror will be visible$?$
→Loudness of sound depends upon its