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Published on: 24/05/2021
QB365 Provides the updated NCERT Examplar Questions for Class 12 Biology, and also provide the detail solution for each and every ncert examplar questions , QB365 will give all kind of study materials will help to get more marks
Download CBSE Class 12th Standard CBSE Biology question papers, sample papers, important questions, and previous year solved papers in PDF format. Get free study materials, NCERT solutions, and exam preparation resources for Class 12th Standard CBSE Biology
Questions + Answers key
Take MCQ Biology Test1.
The correct surgical procedure as a contraceptive method is:
Ovariectomy
Hysterectomy
Vasectomy
Castration
2.
Choose the correct answer regarding the ZIFT procedure?
Ova collected from a female donor are transferred to the fallopian tube to facilitate zygote formation.
Zygote is collected from a female donor and transferred to the fallopian tube.
Zygote is collected from a female donor and transferred to the uterus
Ova collected from a female donor and transferred to the uterus
3.
Amniocentesis is a process to
determine any disease of heart
determine any hereditary disease of the embryo
know about the disease of brain
grow cell on culture medium
4.
Given below are the four methods and their modes of action in achieving contraception.Select their correct matching from the four options that follows.
|
control measures |
Mode of Action |
| (A) Pill | 1. Prevents sperms reaching cervix |
| (B) Condom | 2. Prevents implication |
| (C)Vasectomy | 3. Prevents ovulation |
| (D) Copper T | 4. Semen contains no sperms |
| A | B | C | D |
| 3 | 4 | 1 | 2 |
| A | B | C | D |
| 2 | 3 | 1 | 4 |
| A | B | C | D |
| 3 | 1 | 4 | 2 |
| A | B | C | D |
| 4 | 1 | 2 | 3 |
1.
(c)
Vasectomy
2.
(b)
Zygote is collected from a female donor and transferred to the fallopian tube.
3.
(b)
determine any hereditary disease of the embryo
4.
(c)
| A | B | C | D |
| 3 | 1 | 4 | 2 |
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