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Which of the following statement(s) is/are CORRECT for antigen activated effector T cells?
P. CD4+ cells make contact with macrophages and stimulate their microbicidal activity.
Q. CD4+ cells make contact with B cells and stimulate them to differentiate into plasma cells.
R. CD8+ cells make contact with B cells and stimulate them to differentiate into plasma cells.
S. CD8+ cells make contact with virus infected cells and kill them.
1. A Judicial Magistrate First Class can authorize the detention in custody, of a person accused of an offence triable by Special Court established under The Narcotic Drugs and Psychotropic Substances Act, 1985, for a period not exceeding fifteen years.
2. The Special Court established under The Narcotic Drugs and Psychotropic Substances Act, 1985, cannot exercise the power to authorize the detention of accused in custody, as enunciated under Section 167 of Code of Criminal Procedure.
3. The definition of 'use' under Section 2(xxviii-a) of The Narcotic Drugs and Psychotropic Substances Act, 1985, excludes personal consumption of narcotic drugs and psychotropic substances.
4. The High Court, by special order, may constitute as many Special Courts under The Narcotic Drugs and Psychotropic Substances Act, 1985, as necessary.
Which of the above statements are correct?
In the question two statements are given, followed by two conclusions, I and II. Read all the conclusions and then decide which of the given conclusions logically follow/s from the given statements. Statements: All white blood cells are red blood cells. Some blood cells are red blood cells. Conclusions: I. All blood cells are red blood cells, is a possibility. II. Some red blood cells are not blood cells.
Consider the following statements regarding the Structure of cells: 1. Both Animal & Plant cells comprise amyloplast within the cell membrane. 2. Plant cells have plasmodesmata channels whilst animal cells do not. 3. Vacuoles in both plant cells & animal cells are always filled with solid substances. Which of the statement given above is/are not correct? 
Consider the following aspects of substances involved in a chemical reaction: A. Physical state of all the substances  B. Number of molecules of all substances  C. Number of atoms of each substance D. Sum of masses of all atoms of substances  Which of the above remain the same before and after a chemical reaction has taken place? 
Which of the following statements are true regarding diamagnetic substances? (i) Diamagnetic substances are feebly repelled by magnets (ii) Diamagnetic substances move from stronger field side to weaker field side (iii) Permeability of diamagnetic substances is greater than one. (µ > 1)
Sentences of a paragraph are given below in jumbled order. Arrange the sentences in the right order to form a meaningful and coherent paragraph. P. The newly discovered substances emitting radiations were called radioactive substances. Q. This property of emitting radiations spontaneously by these substances was named radioactivity. R. Since then many radioactive substances have been discovered. S. Some occur naturally while others are produced artificially.
Sentences of a paragraph are given below in jumbled order. Arrange the sentences in the right order to form a meaningful and coherent paragraph. A. This whole process of breakdown of complex components of food into simpler substances is called digestion B. These complex substances cannot be utilized as such.  C. The components of food such as carbohydrates are complex substances. D. So they are broken down into simpler substances.
Which of the following statements are NOT true? a) The number of cells in an elephant is more than number of cells in a monkey b) The size of cells in an elephant is larger than size of cells in a monkey c) Shape of cells in an elephant is different than shape of cells in a monkey
Which of the following statements are correct regarding common differences between plant and animal cells?
1. Plant cells have cellulose cell wall, while animal cells lack it.
2. Plant cells lack plasma membrane, while animal cells have it.
3. Mature plant cell have a large vacuole, while animal cells have numerous small vacuoles.