Assertion (A): Breastfeeding is highly recommended during the early stages of an infant’s development.
Reason (R): Colostrum, the first milk produced, contains antibodies that help in building the baby’s immunity.
Thus, the correct answer is (1) Both A and R are correct and R is the correct explanation of A.
Column I (Function) | Column II (Part of Excretory System) | ||
a. | Ultrafiltration | i. | Henle’s loop |
b. | Concentration of urine | ii | Ureter |
c. | Transport of urine | iii. | Urinary bladder |
d. | Storage of urine | iv. | Malpighian corpuscle |
v. | Proximal convoluted tubule |
List I | List II | ||
A | Down’s syndrome | I | 11th chormosome |
B | α-Thalassemia | II | ‘X’ chromosome |
C | β-Thalassemia | III | 21st chromosome |
D | Klinefelter’s syndrome | IV | 16th chromosome |
The velocity (v) - time (t) plot of the motion of a body is shown below :
The acceleration (a) - time(t) graph that best suits this motion is :