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<u>Statement :</u> A large number of people in ward X of the city are diagnosed to be suffering from a fatal malaria type.<br><br><u>Courses of Action :</u><br>I. The city municipal authority should take immediate steps to carry out extensive fumigation in ward X.<br>II. The people in the area should be advised to take steps to avoid mosquito bites.

Correct Answer: Both I and II follow
Clearly, prevention from mosquitoes and elimination of mosquitoes are two ways to prevent malaria. So, both the courses follow.

A large number of people in ward X of the city are diagnosed to be suffering from a fatal malaria type. Courses of Action: I. The city municipal authority should take immediate steps to carry out extensive fumigation in ward X. II. The people in the area should be advised to take steps to avoid mosquito bites.

Statement : Residents from Model Colony coming under North Ward of City X have complained to the Ward Officer that for last three days the tap water in the ward is contaminated and no action is being initiated by municipal staff.

Courses of Action :
I. The Ward Officer of North Ward should initiate action against residents who have lodged complaints against municipal staff.
II. The Ward Officer should ask his junior officer to visit Model Colony to assess the actual condition of water with his staff and to get samples of water tested from laboratories.
III. The Ward Officer should ask Ward Engineer to check water installations and pipelines in the Model Colony area.

Directions : In each of the following questions a statement is given, followed by two conclusions. Give answer :

Statement : The civic authority has advised the residents in the area to use mosquito repellents or sleep inside nets as large number of people are suffering from malaria.

Assumptions :
I. Local residents have enough money to arrange for the repellents or nets.
II. People may ignore and continue to get mosquito bites as they have other pressing needs.

Select the four statements about Plasmodium that are true. A)Inside an infected mosquito, haploid gametes fuse, forming a diploid zygote that develops into an oocyst B) Plasmodium cells infect two specific types of cells in humans. C) Inside an infected mosquito, haploid gametes fuse, forming a haploid zygote that develops into an oocyst. D) When a mosquito bites a human with malaria, diploid Plasmodium cells enter the mosquito. E) Plasmodium cells are transferred to humans through mosquito saliva. F) The life cycle of Plasmodium involves only haploid forms. G) The complete life cycle of Plasmodium requires two hosts.

Statement : A large number of students studying in municipal schools could not pass the Xth Std. Board examination causing frustration among the students and their parents.

Courses of Action :
I. The municipal authority should immediately review the position and initiate measures to improve the situation.
II. The municipal authority should immediately fill up the teachers' vacancies in the municipal schools.
III. The municipal authority should close down some of their schools and concentrate their attention on remaining schools to improve the conditions.

Statement : Some strains of mosquito have become resistant to chloroquine - the widely used medicine for malaria patients.

Courses of Action :
I. Selling of chloroquine should be stopped.
II. Researchers should develop a new medicine for patients affected by such mosquitoes.
III. All the patients suffering from malaria should be checked for identification of causal mosquito.

There are 70 patients admitted in a hospital in which 29 are diagnosed with typhoid, 32 with malaria, and 14 with both typhoid and malaria. Find the number of patients diagnosed with typhoid or malaria or both.

The number of people diagnosed with dengue fever ( which is contacted from the bite of an infected mosquito ) in Bangladesh this year is twice the number diagnosed last year . The authorities have concluded that measures to control the mosquito population have failed in the region. All of the following , if true , would cast doubt on the authorities' conclusion EXCEPT-

Statement : Number of dropouts from the municipal schools has significantly increased after withdrawal of mid-day meal scheme.

Courses of Action :
I. The government should reconsider its decision of withdrawal of midday meal scheme.
II. The government should close down some of the municipal schools.
III. The government should carry out a detailed study to find out the reasons for school dropouts.

Consider the following information and answer questions based on it. Six students Lily, Mary, July, Daisy, Rosy and Fairy are sitting in a circle facing each other such that - 1. Mary sits to the immediate right of July. 2. Lily does not sit near Fairy. 3. The student sitting on the immediate left of July, sits to the immediate right of Fairy. 4. Rosy does not sit to the immediate right of Mary. If July leaves the circle, then who will be sitting to the immediate right of Lily?