Question
This is obtained by acetylation of morphine.

Answer

b

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Similar questions

Match List $- I$ with List $- II$ with respect to methods of Contraception and their respective actions.

List$-I$ List $- II$
$(a)$ Diaphragms $(i)$ Inhibit ovulation and Implantation
$(b)$ Contraceptive $(ii)$  Increase phagocytosis of sperm within Uterus
$(c)$ Intra Uterine Device $(iii)$ Absence of Menstrual cycle and ovulation following parturition
$(d)$ Lactational $(iv)$ They cover the cervix blocking the entry of sperms

Choose the correct answer from the options given below:

Identify the wrong statements about human excretory system and choose the option accordingly

$I.$ Kidneys are reddish brown and bean-shaped structure

$II.$ Kidneys are situated between the last thoracic and third lumber vertebra

$III.$ Each kidney of an adult human measures $10-12\, cm$ in length, $5-7\, cm$ in width, $2-3 \,cm$ thickness, and average weight $120-170$ $gram$

The lymphocytes protect from
The part of the brain, which has posterior choroid plexus:
Physical carcinogen, $e \cdot g ., UV-ray, X-ray$ and $\gamma$-rays causes
$FSH$ and $LH$ hormones together are called
Consider the following statements.
i. In microinjection method, foreign DNA is directly injected into the nucleus of animal cell or plant cell by using microneedles or micropipettes.
ii. Microinjection method is used in oocytes, eggs, and embryo.
iii. Electroporation is the formation of temporary pores in the plasma membrane of host cell by using lysozyme or calcium chloride.
iv. In chemical mediated gene transfer method, certain chemicals such as $Ca ^2+$ help foreign DNA to enter the host cell.
Which of the statements given above are correct?
One of the following symptoms pertain to Addison’s disease
$A$ : Emphysema is a chronic obstructive disease of lung, causing irreversible distension and loss of elasticity of alveoli.
$R$ : Emphysema is preventable if chronic exposure to smoke (cigarette and others) and pollutants is avoided.
Match List-l with List-ll
List-lList-Il
(A) Cartilaginous Joint(I) Do not allow any movement
(B) Pivot joint(II) Between adjacent vertebrae in vertebral column
(C) Fibrous Joint(III) Between carpal and metacarpal of thumb
(D) Saddle Joint(IV) Between atlas and axis
Choose the correct answer from the options given below: