Class 10 Chapter 8 How Do Organisms Reproduce – MCQs
- A _________ fuses with a _______ in generative fertilization
- Secondary nucleus, polar nucleus
- Polar nucleus, female gamete
- Male gamete, female gamete
- All of the above
- None of the above
- Which of the statements is incorrect?
- The filiform apparatus blocks the entry of pollen and sperm cells
- The secondary nuclei form a polar nucleus prior to fertilization
- Androecium is a part of the carpel
- All of the above
- None of the above
- Which of the following is a product of meiosis?
- Microspore mother cell
- Endosperm nucleus (primary)
- Megaspore mother cell
- Megaspore
- None of the above
- Which of the following is considered a barrier form of contraception?
- Vasectomy
- Femidom
- Copper T
- Silver T
- None of the above
- Which of the following sexually transmitted diseases is caused by a virus?
- Syphilis
- Chlamydia
- Hepatitis B
- Cholera
- None of the above
- What do seminal vesicles add into the semen?
- Proteins
- Sugar Fructose
- Sperm
- (a) and (b)
- None of the above
- Which of the functions are performed by the ovaries?
- Formation of ovum
- Secretion of Progesterone
- Secretion of Estrogen
- All of the above
- None of the above
- Which of the following statements are incorrect?
- The umbilical cord is the conduit between the fetus and the placenta
- The placenta can exchange materials between the foetus and the mother
- Antibodies cannot reach the fetus through the mother’s placenta
- All of the above
- None of the above
- Which of the following is another barrier method of contraception?
- Diaphragm
- Withdrawal
- Sterilization
- All of the above
- None of the above
- Which of the following sterilization methods is permanent
- Vasectomy
- Tubal Sterilization
- IUD
- (a) and (b)
- None of the above
Answer Key | |
1-c | 6-d |
2-d | 7-d |
3-d | 8-c |
4-b | 9-a |
5-c | 10-d |
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