Below we have complied the Class 6 Science Chapter 7 Getting to Know Plants important questions with answers. In the middle is the style. ... pistil (d) fruit. The given diagram shows two plants of the same species. A flower may have either male or female reproductive parts. The stigma is where pollen is collected and it at the top of the pistil. Telangana SCERT Class 7 Science Chapter 12 Solution â Reproduction In Plants. Pistil: The innermost part which produces ovules. A special character of sexual reproduction in angiosperms is the interaction of pollen grain, male gametophyte with massive sporophytic tissue of pistil (stigma and style) before discharging the male gametes near the egg. Mar 06, 2021 - Short & Long Question Answers - Reproduction in Plants Class 7 Notes | EduRev is made by best teachers of Class 7. Do All Flowers Have the Same Structure? Draw the diagram of a pistil where pollination has successfully occurred. It consists of stigma, style and ovary. (1) Pollination by Insects. The pistil has one carpel or several carpels that are fused together. In the diagram given in Fig. in all the pictures the pollen travelled from stamen to pistil exept y, ⦠The pistil contains the stigma, style and ovary. Fig.7.1 . Each pistil is often shaped like a vase, although the shape varies. Fill in the blanks: Production of new individuals from the 1 vegetative part of the parent is called _____. Pollination is done by insects, wind and water. Reproduction in Plants Class 7 Science Extra Questions Short Answer Type Questions Question 1. Maximum Marks: 80 . Ans: There are two main parts of leaf: (i) Petiole: The part of the leaf by which it is attached to the stem is called petiole. See question 2 diagram. 4. A flower may be monocarpellary (having one pistil) or multicarpellary (having more than one pistils). This part contains the seeds. Also label the missing part that you draw. Class 7 Science . asked Feb 1, 2018 in Biology by Rohit Singh ( 64.3k points) 13.Draw a labelled diagram of a typical anatropous ovule. Ans: There are two main parts of leaf: (i) Petiole: The part of the leaf by which it is attached to the stem is called petiole. The female reproductive part of the flower is called as gynoecium. Draw a well-labelled diagram of L.S of a pistil of a flower showing the passage of growing of pollen tube up to its destination. 7.2 below and write the type of venation. CBSE important Questions for Class 6 Science will help to score more marks in your CBSE Board Exams. NCERT & CBSE For Class 6 Science Parts of a plant Chapter 7 - Root , Features of root, Type of root, Features of Stem, Parts of a Leaf, Parts of a flower. Pollination is done by insects such as bees and butterflies. The basal bulging part of the pistil is the ovary. Draw a labelled diagram of the longitudinal section of a pistil showing pollen germination . The mature ovary develops into fruit and the mature ovules develop into seeds. Concept: Pre-fertilisation - Structures and Events - The Pistil, Megasporangium (Ovule) and Embryo Sac aâ root; bâ leaf; câ flower; dâ stem . JEE MAINS JEE ADVANCED X BOARDS XII BOARDS NEET. The inner parts of the ovary have small bead like structures called ovules. When you keep food items like bread and fruits outside for a long time especially during the rainy season, you will observe a cottony growth on them. In the diagram given in Fig. The pistil is the female part of the flower; its function is to produce seeds. If the petals of a flower are joined together, then the pistil is joined to the petal. Pollen pistil interaction is the process of transfer of pollen grains of one plant to the pistil/stigma of the same or different plant, which can be either self or cross-pollination. 2. The ovary which is the base of the pistil, is swollen and hollow. The pistil contains the stigma, style and ovary. (b) Write the function of micropyle. In the diagram of a bisexual flower given as figure draw the missing part and label the parts. Gynoecium can be monocarpous consisting of a Answer. ... in sexual reproduction in plants pollen transfers fron anther to pistil. 9. 8. (b) Write the function of micropyle. [Delhi 2014] Ans.The structure or labelled diagram of anatropous ovule Pistil/Gynoecium It is the female unit of flower. Answer 13 . Pistil consists of four parts (Source: Britannica) Style -is a long slender stalk that holds the stigma. 7.1, write the names of the parts whose functions you have just read at the appropriate space. General Instructions: The question paper consists of 34 questions and is divided into four sections, A, B, C, and D. All questions are compulsory. Even If the petals of a flower are joined together, the pistil need not necessarily be joined to the petal. NCERT Class 6 Science Chapter 7 Exercises question Answer 1. Hence, at maturity, the female gametophyte appears as a 7-celled structure, though it has 8 nucleate. Multiple Choice Questions (MCQs) ... (i.e. We call this process â pollination. The style is the supportive stalk where the pollen tubes from all the way from the pollen grains to the tip of the pistil, known as the stigma. In order for a plant to reproduce, the pollen must go from the stamen to the top of the pistil which is also called a stigma. The Fruit/Seed: The fruit is the ripened ovary of a plant. These are multiple choice questions which carry one mark each. (ii) Lamina: The broad, green part of the leaf is called lamina. Third is ovary in which ovules are produced. A spore producing plant is: (a) rose (b) bread mould (c) potato (d) ginger. Time: 2 ½ Hours. Answer: A ⦠Question 1. Class 7 Science Reproduction in Plants NCERT Textbook Questions and Answers. (a) Diagram of a leaf: (b) Diagram of tap root: (c) Diagram of rose flower: 3. What is the function of flowers in plants? Pistil: This forms the female parts of a flower. Draw (a) a leaf, (b) a tap root and (c) a flower, you have studied for Table 7.3 of the textbook. Karnataka State Syllabus Class 6 Science Chapter 7 Getting to Know Plants Class 6 Science Getting to Know Plants NCERT Textbook Questions and Answers. Section A comprises of question numbers 1 to 15. Question 15 . ... Class : Class 7 . Describe the various ways by which seeds are dispersed. 9. Sol: Flower is the reproductive organ of the plant in angiosperms. Explain the structure of a typical flower with the help of a diagram? Answer: a) ... Pistil. These important questions are divided into three parts. Explain the structure of a leaf with the help of a labelled diagram. The pistil is a long tubular organ. A collection of pistils is called the gynoecium. All the chapter wise questions with solutions to help you to revise the complete CBSE syllabus and score more marks in Your board examinations. This document is highly rated by Class 7 ⦠Question 14 . Explain the structure of a leaf with the help of a labelled diagram. ADVERTISEMENTS: Pollen Pistil Interaction in Flowering Plants! Draw the veins of leaves given in Fig. Dispersion of ⦠The stigma is the receptor of pollen. (f) If the petals of a flower are joined together, then the pistil is not necessarily joined to the petal. pistil). Here in this post we provides Class 7 Science Reproduction In Plants Telangana State Board Solution. Notes at Exxamm.com/ This lecture series explains every concept of NCERT book without addition or deletion. ... class 12 class 11 class 10 class 9 class 8 class 7 class 6. They are â Very short questions, short questions and long important question. *Stigma acts as a landing platform for pollen grains. It may contain one or many ovules in different flowers. Youâll recognize the pistil in a plant diagram because it looks like a small knob that protrudes from the flower. NCERT Exemplar Problems Class 7 Science Chapter 12 Reproduction in Plants. The lamina contains following parts: (i) Veins: There are various types of lines on the leaf. Label the parts involved in reaching the male gametes to its desired destination. 5. *Style is an elongated slender structure which connects the stigma to the ovary. You are to select the one Observe Fig. Jan 15, 2019 - Definition of reproduction, vegetative parts of seeds, asexual reproduction:vegetative propagation,budding,fragmentation and spore formation , sexual reproduction,pollination:self pollination, cross pollination,fertilisation are explained with diagrams. Refer to the diagram to answer the following questions. The insects carry pollen from flower to flower and help in pollination. The female reproductive part of a flower is the Carpel (pistil). ... -With a neat diagram explain the 7-celled, 8-nucleate nature of the female gametophyte. Draw a diagram of Pistil showing pollen tube growth in angiosperm and label (i) Stigma; (ii) male gametes; (iii) micropyle and (iv) Ovule. (ii) Lamina: The broad, green part of the leaf is called lamina. asked Oct 17, 2019 in Biology by SudhirMandal ( 53.5k points) cbse 7.1, write the names of the parts whose functions you have just read at the appropriate space. Each seed within the fruit is ⦠(a) Draw a diagram of Pistil showing pollen tube growth in angiosperm and label (i) Stigma; (ii) male gametes (iii) micropyle and (iv) Ovule. CBSETuts.com provides you Free PDF download of NCERT Exemplar Class 6 Science Chapter 7 Getting to Know Plants solved by expert teachers as per NCERT (CBSE) Book guidelines. Second is style a long hollow tube like structure join stigma and ovary. 13. Pistil: The female part of the flower, the pistil is located at the center of the bloom. Exam. This is ⦠(a) Draw a diagram of Pistil showing pollen tube growth in angiosperm and label (i) Stigma, (ii) male gametes , (iii) micropyle and (iv) Ovule. Learn more about Inflorescence here. It has 3 parts, first is stigma, the upper part receives pollen grain for fertilization. 7. IIT-JEE. The pistil consists of the ovary, stigma and style. In the diagram of a bisexual flower given as figure draw the missing part and label the parts marked (a), (b) and (c). Such a flower is called _____. Telangana State Board English Class VII Medium Students can download this Solution to Solve out Improve Your Learning Questions and Answers. Structure of a pistil consists of the stigma at the tip, followed by the style in the middle and an ovary at the base. The lamina contains following parts: (i) Veins: There are various types of lines on the leaf. The pistil is the female reproductive part of a flowering plant, while pollen grains are the male reproductive part of a plant.
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