Answer: A) 30 Explanation: Speed has been identified as a key risk factor in road traffic injuries, influencing both the risk of a road crash as well as the severity of the injuries that result from crashes. Speeding is a factor in 30 % of all fatal accidents.

Answer: D) All of the above Explanation: Networking is a socioeconomic business activity by which businesspeople and entrepreneurs meet to form business relationships and to recognize, create, or act upon business opportunities, share information and seek potential partners for ventures.   Examples of Business networks are :: 1. Casual contact networks 2. Strong contact networks 3. Community service clubs 4. Professional associations 5. Online/social media networks.

Answer: B) 8 Explanation: Given for year = 70000 => 365 days = 70000 => 365 x 24 hours = 70000 =>   1 hour = ? 70000/365x24 = 7.990 = 8

Answer: A) Protects lungs Explanation: When you breathe in air through your nose, it contains lots of tiny things, like dust, dirt, germs, and pollen. The air enters our body through the nose. However, before it enters the lungs, it must be heated and purified. Many dust particles that enter along with the air are removed in the nose by mucus and thus it protects lungs.

Answer: A) 1 Explanation: While using punctuations, only one space is used.

Answer: A) TRUE Explanation: Carcinomas are cancers that begin in tissues lining the inner or outer surfaces of the body where the DNA of the cells become damaged. Lung cancer and one type of skin cancer (squamous-cell carcinoma) are carcinomas.   Hence, the given statement is TRUE.

Answer: B) Heterogeneous Explanation: Blood is a heterogeneous mixture because the blood cells are physically separate from the blood plasma. The cells have different properties than the plasma. The cells can be separated from the plasma by centrifuging, which is a physical change.

It is said by Lord Polonius. It means do not lend or borrow money from a friend, because if you do so, you will lose both your friend and your money. If you lend, he will avoid paying back, and if you borrow you will fall out of your savings, as you turn into a spendthrift, and face humiliation.