Biology class 12 ch 18 important questions

Learn Biology class 12 ch 18 important questions. These important biology 12 mcqs, short and long questions are collected by going through different past papers of all Punjab Board Pakistan.

Why are these questions important?

These Questions are taken from past papers of Biology Class 12. These questions are top repeated of in previous papers of Biology 12 of all Punjab boards as;

      Bahawalpur Board

      D.G.Khan Board

      Faisalabad Board

      Gujranwala Board

      Lahore Board

      Multan Board

      Rawalpindi Board

Content is created and designed with intense care and diligence. Here is only the most important MCQ, short questions and long questions of Biology class 12 chapter 18 Reproduction.

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You can easily download in pdf format or view Biology class 12 chapter mcqs, short questions and long questions  online. You can easily print these files in simple way. Here you find Bilgy class 12 Chapter 18 Reproduction important mcqs, short and long questions. By Preparing these important questions, you will achieve splendid marks in Biology class 12. This content is very helpful for weak students and also helpful for those students that are better at Biology 12 exam preparation. These Questions are based on the current Biology 12 syllabus according to Punjab Textbook Board.

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Generally, students get less time for preparation. If we talk about Biology Class 12, we need a lot of intensive time to prepare for it. 2nd Year students of face big difficulty while preparation of Biology MCQs, Short & Long questions. Good News! mhbeducator.com offers you, the easiest and smartest way to prepare Biology Class 12 by which students can save their time and will able to prepare Class 12 Biology very fast. Here your are provided Biology 12 Chapter 18 Reproduction MCQs, important short and long questions. For other chapters click the link below the Post. These Questions are based on the current Biology class 12 syllabus according to Punjab Textbook Board.

About This Chapter

Chapter 18 "Reproduction" of  Biology class 12 introduces the students to reproduction in plants and animals. Students learn about reproduction in humans. Students learn Sexually Transmitted Diseases (STD). Students learn about types of endocrine glands. Students also learn about AIDS (Acquired Immune Deficiency Syndrome).  This Post "Biology class 12 ch 18 important questions" covers all important mcqs, short and long questions related to important  topics of this chapter.

👉Imp MCQs - Biology Class 12 CH # 18

1. The cells provide liquid medium for protection and nourishment to sperms:

(A) Sertoli cells

(B) Oxytocin

(C) Placenta

(D) Gonades

(A) Sertoli cells

2. The long day plants produce flowers in the presence of phytochrome :

(A) P-690

(B) P-730

(C) P-660

(D) P-790

(B) P-730

3. Syphilis is caused by   

(A) Treponema Pallidum

(B) Spirochete

(C) Both

(D) None

(A) 120 m/s

4. Oviduct opens into    

(A) Ovary

(B) Uterus

(C) Vagina

(D) Both A & B

(B) Uterus

5. Corpus luteum after its development, starts secreting a hormone called:

(A) Testosterone

(B) Progestrone

(C) Estrogen

(D) ADH

(B) Progestrone

6. Average loss of blood during delivery in human females is about?

(A) 450 cm3

(B) 250 cm3

(C) 150 cm3

(D) 350 cm3

(D) 350 cm3

7. Which of the following is day neural plant :

(A) Soybean

(B) Tomato

(C) Both

(D) None

(B) Tomato

8. Temperature around 4°C stimulate production of :

(A) Ethene

(B) Auxin

(C) Vernalin

(D) All of above

(C) Vernalin

9. Which hormone is used for fruit ripening?

(A) Ethene

(B) Auxin

(C) Cytokinin

(D) Gibberellins

(A) Ethene

10. Which is also known as pericarp:

(A) Fruit wall

(B) Seed coat

(C) Leaves

(D) Guard cells

(A) Fruit wall

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👉Other Chapters (PDF) of Biology Class 12 Punjab Textbook Board

✅Chapter 15

Homeostasis

✅Chapter 16

Support and Movement

✅Chapter 17

Coordination and Control

✅Chapter 19

Growth and Development

✅Chapter 20

Chromosomes and DNA

✅Chapter 21

Cell Cycle

✅Chapter 22

Variation and Genetics

✅Chapter 23

Biotechnology

✅Chapter 24

Evolution

✅Chapter 25

Ecosystem

✅Chapter 26

Some Major Ecosystems

✅Chapter 27

Man and his Environment