In CBSE Class 12 Biology Paper, Students will have to answer some questions based on Assertion and Reason. There will be a few questions based on case studies and passage based as well. In that, a paragraph will be given, and then the MCQ questions based on it will be asked.
Table of Contents
Here, we have provided case based/passage based questions for Class 12 Biology Chapter 2 Sexual Reproduction in Flowering Plants.
| CBSE Class 12 | Biology |
|---|---|
| Term | 1 |
| Units | Unit VI Reproduction |
| Chapter | 2 |
| Name of Chapter | Sexual Reproduction in Flowering Plants |
| Question Type | Case Study and Passage Based |
| Syllabus | Flower structure; development of male and female gametophytes; pollination – types, agencies and examples; outbreeding devices; pollen-pistil interaction; double fertilization; post fertilization events – development of endosperm and embryo, development of seed and formation of fruit; special modes- apomixis, parthenocarpy, polyembryony; Significance of seed dispersal and fruit formation. |
Case Study/Passage Based Questions for Class 12 Biology
Question 1:
A biology student Advik, read an article on apple being a false fruit. He asked his teacher about how fruit can be called false fruit and was explained about the development of fruits.
(i) A true fruit is formed from
(a) ovary
(b) ovary and thalamus
(c) ovary and calyx
(d) ovary and receptacle
Answer
Answer: (a)(ii) Fruit is a
(a) post fertilisation product of pistel
(b) product of flower
(c) body having seeds
(d) product of ovary
Answer
Answer: (d)(iii) Parthenocarp is a fruit
(a) formed from superior ovary
(b) formed from inferior ovary
(c) consisting of ripened ovary and thalamus
(d) which does not possess seeds
Answer
Answer: (d)(iv) A fruit when is constricted in between the seeds is
(a) Regma
(b) Samara
(c) lomantium
(d) Frllicle
Answer
Answer: (c)(v) Schizocarpic fruit splits up into
(a) Achenial fruit
(b) Capsular
(c) Schizocarpic
(d) Drupe
Answer
Answer: (b)You may also like:
-
Case Study and Passage Based Questions for Class 12 Biology Chapter 2 Sexual Reproduction in Flowering Plants
Last modified on:4 years agoReading Time:4MinutesIn CBSE Class 12 Biology Paper, Students will have to answer some questions based on Assertion and Reason. There will be a few questions based on case studies and passage based as well. In that, a paragraph will be given, and then the MCQ questions based on it will be asked.…
-
Case Study and Passage Based Questions for Class 12 Biology Chapter 3 Human Reproduction
Last modified on:4 years agoReading Time:4MinutesIn CBSE Class 12 Biology Paper, Students will have to answer some questions based on Assertion and Reason. There will be a few questions based on case studies and passage based as well. In that, a paragraph will be given, and then the MCQ questions based on it will be asked. Here,…
-
Case Study Questions for Class 12 Biology Chapter 8 Human Health and Diseases
Last modified on:4 years agoReading Time:6MinutesCase Study Questions for Class 12 Biology Chapter 8 Human Health and Diseases Question 1: In a study to test a new vaccine against a viral disease, mouse model testing is done. In this process, mice are vaccinated and their blood samples were tested. Mice developed mild disease symptom. After few…
-
Case Study Questions for Class 12 Biology Chapter 10 Microbes in Human Welfare
Last modified on:4 years agoReading Time:3MinutesCase Study Questions for Class 12 Biology Chapter 10 Microbes in Human Welfare Question 1: Villagers in a place near Chambur started planning to make power supply for agricultural purposes from cow dung. They have started a biogas plant for the purpose. Study the flow chart for biogas production given below…
-
Case Study Questions for Class 12 Biology Chapter 11 Biotechnology – Principles and Techniques
Last modified on:4 years agoReading Time:4MinutesCase Study Questions for Class 12 Biology Chapter 11 Biotechnology – Principles and Techniques Question 1: The DNA, which is transferred from one organism into another by joining it with the vehicle DNA is called passenger or foreign DNA. Generally three types of passenger DNAs are used. These are complementary DNA…
-
Case Study Questions for Class 12 Biology Chapter 12 Biotechnology and Its Applications
Last modified on:4 years agoReading Time:5MinutesCase Study Questions for Class 12 Biology Chapter 12 Biotechnology and Its Applications Question 1: Transgenic cows have extra gene or genes inserted into their DNA. Firstly the genes for the desired product is identified and sequenced. Then a gene construct containing this desired gene is introduced into female cow cells.…
