Growth and Development Biology Chapter 19 Mcqs Test Online Punjab Boards 12th Class

Please wait...

• <<
• 1
• 2
• 3
• 4
• 5
• 6
• 7
• 8
• 9
• >>

 

Question 1 of 9

Biology

1. Which of the following consists of both foetal and maternal tissue?

1.Umbilical cord

2.Allantois

3.Placenta

4.Amnion

Question 1 of 9

Question 2 of 9

2. In human development, ectoderm cells migrate through the primitive streak to form:

1.The yolk sac

2.Mesoderm

3.Endoderm

4.The chorion

Question 2 of 9

Question 3 of 9

3. The process by which a tissue causes another tissue to differentiate is called:

1.Metamorphosis

2.Gastrulation

3.Induction

4.Cleavage

Question 3 of 9

Question 4 of 9

4. Which of the following has three germ layers?

1.Embryonic disc

2.Blastula

3.Gastrula

4.Trophoblast

Question 4 of 9

Question 5 of 9

5. Which of the following are mismatched?

1.Endoderm; lining of the digestive tube

2.Mesoderm; reproductive system

3.Mesoderm; notochord

4.Ectoderm; circulatory system

Question 5 of 9

Question 6 of 9

6. Identical twins result from the fertilization of:

1.One ovum by one sperm

2.Two ova by one sperm

3.Two ova by two sperms

4.One ovum by two sperms

Question 6 of 9

Question 7 of 9

7. How does a zygote differ from an ovum?

1.A zygote is much larger

2.A zygote divides by meiosis

3.A zygote has more chromosomes

4.A zygote is smaller

Question 7 of 9

Question 8 of 9

8. The end of cleavage is marked by the formation of

1.Archenteron

2.Blastula

3.Three germ layers

4.Zygote

Question 8 of 9

Question 9 of 9

9. A woman has several miscarriages. Her doctor suspected that a hormonal insufficiency was causing the lining of the uterus to breakdown, as does during menstruation, terminating her pregnancies. Treatment with which of the following might help her pregnancy?

1.Progesterone

2.Oxytocin

3.Follicle stimulating hormone

4.Luteinizing hormone

Question 9 of 9

 Loading...

 

Other Related test

• Punjab 11th Class Math Chapter 3 Matrices and Determinants Mcqs Test Online
• Punjab 12th Class English Good Bye Mr. Chips Chapter 12 MCQs Test Online
• Punjab 9th Class Math Model Paper 1 Mcqs Test Online
• Punjab 11th Class Urdu Zinda Shehar Murda Shehar Mcqs Test Online
• Punjab 12th Class Biology and Human Welfare Mcqs Test Online
• Punjab 11th Class Biology Digestion Mcqs Test Online
• Punjab 12th Class Computer Chapter 2 Fundamentals of C ++ Language Mcqs Test Online
• Punjab 10th Class Urdu Chapter 6 Adab Mein Eid-ul-Fitr Mcqs Test Online
• Punjab 9th Class Math Model Paper 2 Mcqs Test Online
• Punjab 11th Class Biology Chapter 10 Kingdom Animalia Mcqs Test Online