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

Describe T.S. of the spinal cord.

Spinal cord and sympathetic ganglion of autonomous nervous system are connected by ______________.

Mule is the outcome of __________________.

What is the breed?

Sketch and label T. S. of Spinal cord.

Match the column A with B and rewrite correct pairs.

Write a note on Hering-Breuer reflex.

Explain the formation of a typical spinal nerve with the help of a neat labelled diagram.

Define outcrossing

Name any two respiratory centres required for regulation of breathing.

What is Anticodon?

What is ecological succession?

Give diagrammatic representation to show a perfect pairing and any ‘two’ Wobble pairings.

Describe steady population with the help of a pyramid.

If the codon on m-RNA is AUG, the compatible anticodon on t-RNA is _______.

Differentiate between primary and secondary succession provided one example of each.

Construct an age pyramid which reflects an expanding growth status of human population.

What is 'RNA'?

Explain different types of non-genetic RNA with diagrams and functions.

Describe diagrammatic representation of age structure showing declining population.