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Doctors Medicines MCQs Q&A

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In a dicot pot herb, vaseline/vegetable oil was applied on the upper surface of one leaf (Experimental leaf 1) and on the lower surface of another leaf (Experimental leaf 2). Vaseline/Vegetable oil was not applied to the control leaf. The plant was deliberately not watered for several days. Which leaf will dry up last?
Three statements are followed by four conclusions numbered I, II, III and IV. You have to consider these statements to be true, even if they seem to be at variance with commonly known facts, decide which of the given conclusions logically follow(s) from the statements. Statements: 1. No plant is a flower. 2. No flower is a leaf. 3. Some plants are leaf. Conclusions: I. No leaf is a plant. II. No leaf is a flower. III. Some flowers are plants. IV. All leaf are plants.
The rate of infiltration normally declines rapidly during the early part of rainstorm event and reaches a constant value after several hours of rainfall. The factors responsible for this phenomenon are I. the filling of fine soil pores with water, which reduces capillary forces II. moistened soil, clay particles to swell and reduce the size of pores III. raindrop impact breaking up with soil clumps, splashing fine particles into pores
The rate of infiltration normally declines rapidly during the early part of rainstorm event and reaches a constant value after several hours of rainfall. The factors responsible for this phenomenon are
  1. I. the filling of fine soil pores with water, which reduces capillary forces
  2. II. moistened soil, clay particles to swell and reduce the size of pores
  3. III. raindrop impact breaking up with soil clumps, splashing fine particles into pores
Consider the following statements regarding the nuclear pores and choose the correct answer:
1. At the margin of each pore the outer and inner membranes are continuous
2. The pores have been described as being hexagonal
3. The pores are randomly distributed in many nuclei
A teacher of Class VII demonstrates the following activity in the class: “A leaf is put in a test tube and spirit is poured over it. Then the test tube is put in a beaker half-filled with water and heated till the leaf is discoloured. The leaf is then taken out and a few drops of iodine are put on it. The leaf turns blue-black in colour.” After this activity, the teacher gives some questions for the assessment of various indicators of learning. Which of the following would assess ‘analysis’?
A teacher puts a leaf in a test tube and puts sprit (alcohol) in it. Now he heats the test tube till all the green colour comes out. Then he takes out the leaf and pour some iodine solution on it.  The students write the following statements in their notebooks. A) The leaf turns blue black in colour  B) The leaf contains starch  Which of the following statements is correct. 
Consider the following elements being in the inner layer of the Epidermis in human skin.  I. Basal Cells  II. Melanocytes  III. Elastic Fibres  Which among the above is/are present in the inner layer of epidermis in human skin?
The longest leaf in a leaf spring is called centre leaf.
If 'second' is called 'minute', 'minute' is called 'hour'. 'Hour' is called 'Day', 'Day' is called 'Week', 'Week' is called 'Month' and 'Month' is called 'Year' So what do we call an hour?