Question

What are vectors?

August 8, 2024

Answer

The organisms that act as intermediaries and carry the infectious agents from a sick person to a potential host are called vectors.

💡 Some Related Questions

Preeti was down with an attack of bronchitis. The atmosphere was full of smoke and noise as diwali was nearing when her parents explained to the ill effects of burning crackers to neighbourhood kids. They agreed not to burn crackers anymore. (𝐢) It is observed that when a cracker is burnt its light reaches us first and then we hear its sound. Why? (𝐢𝐢) Write any three ill-effects that Preeti’ parents might have explained to kids. (𝐢𝐢𝐢) Do you support kid’s decision of not burning crackers, which qualities do you identify in those kids.

Although Ruchi had been suffering from cold and cough, yet she decided to appear for her unit test. Neeta seated next to her was not affected but Pooja seating behind contracted the infection. (𝐢) What prevented Neeta catching cold and cough in spite of her exposure to (𝐢𝐢) Which type of disease, she was suffering from. (𝐢𝐢𝐢) Name two preventive measures against above type of disease. (𝐢𝐯) Express your opinion, whether Ruchi was right in her decision of coming to school.

Mukesh, an engineering student, is from an affluent family and is physically active. But to support his lavish lifestyle, he starts stealing mobile phones and laptops of his classmates. He was caught and counselled by his teachers to stop such a behaviour. (𝐢) Do you think Mukesh is healthy or disease-free? Substantiate your answer. (𝐢𝐢) What values are promoted by his teacher?

Ruchi and Rahul are discussing on vaccination. Rahu during the discussion, submitted his fear that the inoculated vaccination can be dangerous because it contains dead germs. Ruchi explained and removed his fears. (𝐢) What could be Ruchi’s explanation? (𝐢𝐢) What values do you think Ruchi possesses?

Raman’s family is happy as he became a proud father to a baby girl. Upon a routine visit to the hospital, the doctor advised him not to skip the vaccination schedule. While discussing the same at home, one of the family members suggested that vaccination is not necessary for girl child. Raman opposed this suggestion. (𝐢) What values are promoted by Raman? (𝐢𝐢) Name any two common vaccines and their associated disease. (𝐢𝐢𝐢) Critically comment upon Raman’s viewpoint.

Smita came to school one day with running nose, reddish and watery eyes and coughed often. She met Aarushi in the morning assembly who adviced her to sit on a separate desk in the classroom till she recovers. (𝐢) Name the disease from which Smita is suffering from? (𝐢𝐢) Enlist any two preventive measures. (𝐢𝐢𝐢) What is your view point on the Arushi’s advice?

Two HIV-infected siblings Radha and Rahul were expelled from their school Only after the intervention of an NGO, they were readmitted. (𝐢) What values are promoted by the school? (𝐢𝐢) write any three modes of transmission of this disease. (𝐢𝐢𝐢) What is your viewpoint about both the steps taken by the school as well as the NGO?

In a school assembly, the students were asked to wear full sleeves shirts, full pants and socks pulled till knees, use mosquitoes repellants cream during day time. (𝐢) Name the disease, about which preventive instruction are given in the assembly. (𝐢𝐢) Name the vector of this disease. (𝐢𝐢𝐢) Give two preventive environmental measures. (𝐢𝐯) Which two values were given in assembly related to society?

Naveen was suffering from respiratory disorder since long time. His daughter Sarika took him to a doctor. After studying his case, the doctor came to know that Naveen was residing near a very busy road. (𝐢) What could be the possible reason for Naveen’s respiratory disorder? (𝐢𝐢) Which major pollutants are present in exhaust of vehicles? (𝐢𝐢𝐢) Write the preventive measures that should be taken.

Nita’s mother fell ill and the doctor diagnosed her with pernicious anemia. She felt lethargic and did not have the energy to do work. Nita helped her mother in household work till she recovered. Answer the following questions based on the above information: (𝐢) Name the vitamin whose deficiency caused pernicious anemia. (𝐢𝐢) What changes do you think the doctor might have made to her diet? (𝐢𝐢𝐢) Mention the values shown by Nita.