Questions

True, the greenhouse effect is caused solely by human activities such as deforrestation, depletion of natural resources and emission of CO2 by using vehicles, refrigerators and AC's.

There are three types of buses.

Address bus: This is used to carry the Address to the memory to fetch either Instruction or Data.

Data bus: This is used to carry the Data from the memory.

Control bus: This is used to carry the Control signals like RD/WR, Select etc.

A food chain is the only chain we can eat.

Phencyclidine (PCP) is a drug used for its mind-altering effects. It is also known as Angel dust. As a recreational drug, it is typically smoked, but may be taken by mouth, snorted, or injected. It may also be mixed with cannabis or tobacco.

Causes and Effects ::

* PCP may cause hallucinations, distorted perceptions of sounds, and violent behavior.

* Its effects include seizures, coma, addiction, and an increased risk of suicide.

Acute diabetes results in the formation of acetone in the body. Hence such patients smell of acetone.

A major Rabi Crop of India is wheat and barley in second place.