Biology
Give biological reasons for the following :
The wall of the ventricle is thicker than the auricles.
Related Questions
Give biological reasons for the following :
Wooden frames of doors get jammed during the monsoon season.
Complete the following table by filling in the blanks from 1 to 10 with appropriate terms.
S.No. Gland Secretion Function/Effect on body 1 Thyroid 1 2 2 3 Vasopressin 4 3 5 6 Promotes glucose utilization by the body cells 4 Lacrimal gland 7 8 5 Adrenal medulla 9 10 Give biological reasons for the following :
The renal cortex has a dotted appearance.
The diagram given below represents the human heart in one phase of its functional activities. Study the same and answer the questions that follow:
(i) Name the phase.
(ii) Label the parts 1, 2, and 3
(iii) Which part of the heart is contracting in this phase? Give a reason to support your answer.
(iv) Draw well labelled diagrams of part 1 and 2 to show the structural differences between them.