What is reproduction in organisms? How does it occur? These are some of the questions that are asked by students who are preparing for NEET. In this blog post, we will answer these questions and provide some information about reproduction in organisms.
Our expert team on the NEET exam has prepared these MCQs and Answers after reading the NCERT book on Class 12 Biology chapter 1 (Reproduction In Organisms). The questions are topics-wise and the students can relate the questions easily to the most important topics of this chapter.
Reproduction In Organisms NEET Question and Answers
1. What is the period from birth to natural death of an organism is known as
a) Life span
d) Life cycle
2. What is the term used to describe genetic and morphologic similarities between different individuals?
3. Which plant is the “terror of Bengal”?
b) Corpse plant
c) Water hyacinth
4. From where do rhizomes arise?
5. How does Bryophyllum reproduce?
6. What is the period of growth known as in plants?
b) Juvenile phase
c) Reproductive phase
d) Vegetative phase
Asexual Reproduction MCQ and Answers
7. Which of the following undergoes binary fission?
d) Ring worm
8. How does hydra reproduce?
9. Which organism undergoes the phenomenon of encystation?
c) Ring worm
10. Which one of the following is an example of a runner?
a) Lolium multiflorum
c) Bryophyllum daigremontianum
11. What is budding also called in yeast?
b) Vegetative propagation
12. Which of the following is not an example of vegetative propagation?
13. Which of the following is commonly known as walking fern?
d) Adiantum caudatum
14. Offset can also be described as a ______
a) Thick runner
b) Thin tuber
c) Long rhizome
d) Short suckers
Different Types of Asexual Reproduction MCQ and Answers
15. What are non-motile fungal spores also known as?
16. Which of the following is a vegetative propagation by sub aerial stems?
17. Which of the following is an example of a bulb?
c) Bryophyllum daigremontianum
18. Which of the following is not an example of sub aerial vegetative propagation?
19. How does a starfish reproduce?
a) Lays eggs
c) Binary fission
20. How are male honey bees born?
Sexual Reproduction MCQ and Answers
21. What is sexual reproduction?
a) Fusion of male and female gamete
b) Fusion of male and male gamete
c) Fusion of female and female gamete
d) Either a male or a female gamete
22. What is phase when the organism is old enough to reproduce known as?
a) Juvenile phase
b) Vegetative phase
d) Reproductive phase
23. In which plant species is it difficult to define the different phases (juvenile, reproductive phase)?
24. Which type of plants flower only once?
25. Which type of plant flowers repeatedly?
26. What are the 3 phases in a life cycle (in order)?
a) reproductive, senescence, juvenile
b) juvenile, senescence, death
c) reproductive, senescence, death
d) juvenile, reproductive, senescence
27. Name the sequence in which sexual reproduction is divided into?
a) fertilization, post-fertilization, reproduction
b) pre-fertilization, fertilization, post-fertilization
c) pre-fertilization, fertilization, reproduction
d) pre-fertilization, post-fertilization, fertilization
28. Which factor is responsible for the changes in the 3 phases in a life cycle?
d) Nervous system (in animals)
Pre-Fertilisation Events in Sexual Reproduction MCQ and Answers
29. What are the 2 main pre fertilization events?
a) Gamete transfer and fertilization
b) Gamete transfer and gametogenesis
c) Gametogenesis and fertilization
d) Gametogenesis and cell division
30. The male gamete is called as ___________
31. What are the male organs in a flowering plant called?
32. Cucurbits and coconuts are examples of _______
33. Which of the following is an example of a unisexual organism?
34. Gametes in all ____ species are of 2 types.
35. What are the cells in diploid organisms that undergo meiosis called?
36. Which structure in the plant carries the male organ?
c) pollen grain
Fertilisation Events in Sexual Reproduction MCQ and Answers
37. What is syngamy?
b) Gamete transfer
38. What is the most important event in sexual reproduction?
a) Fusion of gametes
b) Secondary sexual organs
d) Environmental factors
39. The parthenogenesis is also called as ________
c) virgin birth
40. ________ is retained throughout generations in parthenogenesis.
41. What is the disadvantage of parthenogenesis?
a) Wastage of germplasm
b) Retention of genotype
c) Lack of adaptability
d) Variety in population
42. Where does syngamy occur?
43. How are the non-motile pollen grains carried to the female gamete?
b) Pollen tube
44. In which of the following does syngamy occur inside?
Post-Fertilisation Events in Sexual Reproduction MCQ and Answers
45. What is the event after zygote formation called?
46. Zygote divides by ______ to form haploid spores.
47. What is development of embryo called?
48. What are animals in which zygote development happens outside the body called?
49. What are animals in which zygote formation takes place in the body called?
50. Chances of survival are more for ______ animals.
51. In flowering plants, where is the zygote formed?
b) Pollen tube
52. What does the zygote develop into?
53. What is the thick wall developed on a fruit called?
Reproduction is a vital process in all organisms, as it is necessary for the continuation of the species. There are many different ways that reproduction can occur, depending on the organism. Some organisms reproduce asexually, while others reproduce sexually.
Asexual reproduction is a process whereby an organism can produce offspring without the need for a mate. This type of reproduction is common in single-celled organisms, as well as some plants and invertebrates. Sexual reproduction, on the other hand, is a process whereby two organisms (a male and a female) come together to produce offspring. This process is necessary in order for the species to continue.
No matter how an organism reproduces, it is an essential process for the continuation of the species.
FAQs on Reproduction In Organisms
1. What is reproduction?
Answer: Reproduction is the process by which organisms create new individuals of their species. This can happen either through sexual or asexual reproduction. Sexual reproduction involves the fusion of two gametes (sex cells) to form a zygote, which then goes on to develop into offspring. Asexual reproduction, on the other hand, involves a single organism creating an identical copy of itself.
2. Why is reproduction important?
Answer: Reproduction is important because it ensures the continuation of a species. Without reproduction, a species would eventually die out.
3. How does reproduction occur in organisms?
Answer: Reproduction occurs in organisms through a process of cell division. This can happen either through mitosis (asexual reproduction) or meiosis (sexual reproduction). In mitosis, a parent cell divides into two daughter cells that are identical to the parent cell. In meiosis, a parent cell divides into four daughter cells, which are not identical to the parent cell.
4. What are the benefits of reproduction?
Answer: There are many benefits to reproduction, including the continuation of a species, the ability to adapt to new environments, and the opportunity to create genetic diversity.
5. What are the disadvantages of reproduction?
Answer: There are also some disadvantages to reproduction, such as the risk of genetic disorders being passed on to offspring.