HSC Science (General) १२ वीं कक्षा - Maharashtra State Board Question Bank Solutions

With the help of a neat labelled diagram, describe the structure of chromosome.

Long answer type question.

Describe the different types of chromosomes.

Define the term:

Guttation

Explain the term:

Transpiration

Answer the following question.

Enlist macronutrients and micronutrients required for plant growth.

Function of Zinc is ______.

Short Answer Question:

Enlist the role and deficiency symptoms of Nitrogen.

Short Answer Question:

Enlist the role and deficiency symptoms of Phosphorus.

Short Answer Question:

Enlist the role and deficiency symptoms of Potassium.

Long answer question:

A man’s pulse rate is 68 and cardiac output is 5500 cm3 . Find the stroke volume.

Long answer question:

If the duration of the atrial systole is 0.1 sec and that of complete diastole is 0.4 sec, then how does one cardiac cycle complete in 0.8 sec?

Describe any three functions of hypothalamus.

Nullisomy is represented by ______.

Identify the odd one:-

In humans, the sex chromosome complement is

Define euploidy.

Give the example of X- monosomy you have studied.

______ associated with plants like Azolla and Cycas can be used as a biofertilizers.

State any three benefits of mycorrhiza.

State any three benefits of Biofertilizers.