In the given table, identify the incorrect option. The digit in box indicate the moles of that substance.

Read the following statements and identify the correct option given. (i) Contractile vacuole takes part in osmoregulation and excretion (ii) Food vacuole are formed by engulfing the food particles. (iii) The vacuole is bound by a double membrane called tonoplast (iv) Vacuole can occupy upto 90 percent of the volume of the cell.

Read the following statements and identify the correct option given. (i) The shape of the cells may vary with the function they perform. (ii) Human RBC is about 7.0mum in diameter. (iii) Cytoplasm is the main arena of cellular activities. (iv) Various chemical reactions occur in cytoplasm to keep the cell in the living state.

Observe the given table and answer the following question : Identify the two elements that belong to the same period and the two elements that belong to the same group. Give reason for your conclusion.

A few properties of various transport systems of cells are given in the table below. Choose from the options to determine the type of transport systems that T1 and T2 represent

Given below is an incomplete table about certain hormones, their source glands and one major effect of each on the body in humans. Identify the correct option for the three blanks A, B and C.

In each of the following sections three organic halogen compounds are listed. In the box given enter a number (1 to 3) indicating the order ofreactivity ofthe designated (1 is most reactive and 3 is least).

Examine the figures (A-D) given below and select the right option out of 1-4 in which all the four structure A,B,C,D are identified correctly

The four sketches A, B,C and D given below represent four different types of animal tissues . which one of these is correctly identified in the options given along with its correct location and function ?