QUARTERLY EXAM : MODEL QUESTION PAPER
CLASS 12 Th BIOLOGY
As you all know mp board's quarterly examinations of class 9th to 12th are starting from 7th October. Whose timetable has been released. Also, through the previous post, all of you have been made aware about the possible syllabus to be asked in this examination from class 9th to 12th.
In today's post, we are providing the model question paper of class 12th Biology subject, on the basis of which questions can be asked in the quarterly examination.
Quarterly Exam 2022-23
model question paper
Subject: Biology
Class : 12 th
time-3.00 hours integer-70
Instructions:-1. It is mandatory to solve all the questions.
2.Question No. Internal options are given from 05 to 19.
3. Question no. 01 to 04 are objective type questions. Separate marks are allotted for each question.
4. Marks for each question are marked against them.
5. Question no. Answer each question from 05 to 12 in 30-40 words
6.Question No. Answer each question from 13 to 16 in about 75-80 words
7.Question No. Answer 17 in about 80-100 words
7. Question no. Answer each question from 18 to 19 in about 120 words.
Question 1. Write the correct option- 1×7 =7
i. The potential (degradation) inside the pollen corpus is-
(a) Endothecium (b) Tapetum
(c) tegmen (d) endocarp
II. From which part of the saffron plant is it obtained?
(A) Team (B) Three heads (C) Leaves (D) Leaf
iv. Seminiferous tubules are found in—
(a) testis (b) ovary (c) kidney (d) lungs
v. The method of sterilization in men is-
(a) Vasectomy (b) Tubectomy
(c) microtomy ion (d) anatomy
vi. Which plant did Mendel select in his experiment?
(A) Gram (B) Pea (C) Wheat (D) Mustard
vii Which of the following is a pure hybrid?
(a) Rrtt (b) TTrr
(c) TtRr (d) TTRR
Question 2. fill in the blank 1×7 = 7
i The development of the true fruit is .................
ii. The structure forming the vascular connection between the uterus and the uterus is called ……….
iii. The legal age of marriage in India is ____________ for a woman and ____________ for a man.
is determined.
iv The inability to reproduce naturally is called ..................................
v. The father of genetics is called ………….
vi. The enzymes involved in transcription are …………?
viii. The code sequences of DNA are called .................
Question 3. Match the correct pair 1×7 = 7
’A’ ’B’
spermatozoa - DNA Model
non-negative function - 45X0
Corpus Luteum - Genetic Disease
Birth control pill - IVF
Assisted Reproductive Technology - Saheli
Haemophilia -progesterone
Turner syndrome - seedless fruit
Watson Crick - Testosterone
Q.4. Write the answer in one sentence. 1×7 =7
i.In which organ is the corpus lutium manufactured?.
ii. What type of ovule is found in monoecious seed plants?
iii. Name the hormone secreted by placenta
iv. What is Colostrum?
v. How many autosomes are there in human sperm?
vi What is Maternal Mortality Rate?
vii. What is the genetic material of a bacterial phage?
Q.5. Write the full name of WHO? (2)
Or
Write any two advantages of cross pollination?
Q.6. Name the most dangerous sexually transmitted disease? (2)
Or
Draw a labeled diagram of human sperm
Question 7. What is Test Tube Baby? (2)
Or
What is emergency contraception?
Question 8. Write the types of RNA? (2)
Or
Write the full name of DNA and RNA?
Question 9. 13. What is color blindness disease?
Or
Explain Mendel's law of effectiveness? (2)
Question 10. What is menstrual cycle? (2)
Or
write the function of placenta
Question 11. What is fertilization? (2)
Or
What is Polyembryony?
Question 11. What is fertilization? (2)
Or
What is Polyembryony?
Q.12. Who is Bagging? (2)
Or
Draw a labeled diagram of a pollen grain.
Q.13. Which organs are formed by ectoderm, mesoderm and endoderm? (3)
Or
what is Fertilization? Explain fertilization in flowering plants.
Question 14. What is MTP? How is it useful? (3)
Or
What is the role of sex education in the prevention of sex crimes?
Question 15. How does spermatogenesis take place? Explain with diagram. 3
Or
Explain the process of egg reproduction with diagram.
Question 16. Write a note on DNA fingerprinting. 3
Or
Write one function each of t-RNA, m-RNA, r-RNA.
Question17. If a hemophilia patient is married to a normal woman, the child born out of it will be
Demonstrate with a diagram. (4)
Or
Explain the process of sex determination in man.
Question 18. How many eggs are produced from the human ovary in a month? If the mother
gave birth to identical twins If given, what do you think how many eggs would have been released.? (5)
Or
In our society, the fault of giving birth to girls is given to women, write why this is not right
Is? ,
Question 19. What were the benefits of choosing pea plants for experiments by Mendel? 5
Or
When a normal woman is married to a man, the number of children born to that woman
Explain the inheritance of color blindness by showing the diagram.
Note- In the question paper given above, the basis of annual examination has been made as well as the syllabus removed for this year has not been included, but by mistake, if any subject matter point or question is included in it, then please do not take it otherwise. Because in the upcoming session 2023-24, you have to study from the complete syllabus and questions will be asked from that only.
It may also be useful for you👇
On this website https://www.vimarshportal.in/ you will continue to get all the subjects question paper, blue print., model paper, and other updates from class 9th to 12th, please be aware and must reach this website to your friends and needy.
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