Study MaterialsNCERT SolutionsNCERT Solutions For Class 7 ScienceNcert Solutions for Class 7 Science Chapter 12 Transportation In Plants

Ncert Solutions for Class 7 Science Chapter 12 Transportation In Plants

NCERT Solutions for Class 7 Science Chapter 12 – Reproduction in Plants is one of the important and interesting topics you come across in CBSE Class 7. The NCERT Solutions that we are presenting for grade 7 have been framed to help students in learning and practising questions and different concepts related to reproduction in plants.

The NCERT Solutions for Chapter 12 of Class 7 Science given here contains solved exercises along with suitable examples that will help students to prepare well for exams. The solutions include both objective (MCQs) and long and short type of questions related to this chapter, and it further gives an idea about the exam pattern and marking scheme of the paper.

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    CHAPTER 12_TRANSPORTATION IN ANIMALS AND PLANTS NCERT SOLUTIONS

    1. Match structures given in Column I with functions given in Column II.

    Column I Column II

    i) Stomata ( b ) a) Absorption of water

    ii) Xylem ( d ) b) Transpiration

    iii) Root hairs ( a ) c) Transport of food

    iv) Phloem ( c ) d) Transport of water

    e) Synthesis of carbohydrates

    2. Fill in the blanks.

    i) The blood from the heart is transported to all parts of the body by the

    ii) Haemoglobin is present in _____________ cells.

    iii) Arteries and veins are joined by a network of _____________.

    iv) The rhythmic expansion and contraction of the heart is called _____________.

    v) The main excretory product in human beings is _____________.

    vi) Sweat contains water and _____________.

    vii) Kidneys eliminate the waste materials in the liquid form called _____________.

    viii) Water reaches great heights in the trees because of suction pull caused by _____________.

    A. i) arteries ii) red blood iii) capillaries iv) heart beat

    v) urea vi) salts vii) urine

    viii) transpiration

    3. Choose the correct options :

    a) In plants, water is transported through ( i )

    i) Xylem ii) Phloem iii) Stomata iv) Root hair

    b) Water absorption through roots can be increased by keeping the plants. ( iii )

    i) in the shade ii) in dim light

    iii) under the fan iv) covered with a polythene bag

    4. Why is transport of materials necessary in a plant or in an animal ? Explain.

    A. i) Transport of materials is necessary in both plants and animals as every cell needs a regular supply of nutrients and oxygen for releasing energy through respiration.

    ii) It is also necessary for the removal of waste materials from the body.

    5. What will happen if there are no platelets in the blood ?

    A. If there are no platelets in the blood, the blood will not clot in case of any injury.

    6. What are stomata? Give two functions of stomata.

    A. The tiny pores present on the surface of the leaves are called stomata.

    Functions of stomata :

    i) Stomata help in the exchange of gases.

    ii) Evaporation of water from the leaf surface occurs through stomata.

    7. Does transpiration serve any useful function in the plants? Explain.

    A. i) Transpiration generates a suction pull (the same that you produce when you suck water through a straw) which can pull water to great heights in the tall trees.

    ii) Transpiration also cools the plant.

    8. What are the components of blood?

    A. The main components of blood are :

    a) Plasma b) Corpuscles (or) Cells

    Corpuscles are of three types.

    i) Red Blood Cells (RBC) Or Erythrocytes.

    ii) White Blood cells (WBC) Or Leucocytes.

    iii) Platelets Or Thrombocytes.

    9. Why is blood needed by all the parts of a body?

    A. Blood is needed by all parts of the body for the :

    i) transportation of the food materials.

    ii) transportation of oxygen from the lungs to different cells of the body.

    iii) transportation of waste materials to the organs of excretion.

    10. What makes the blood look red ?

    A. Haemoglobin present in the RBC of blood makes the blood look red.

    11. Describe the function of the heart.

    A. i) The heart is an organ which beats continuously to act as a pump for the transport of blood and also carry other substances.

    ii) The walls of the chambers of the heart are made up of muscles. These muscles contract and relax rhythmically.

    iii) This rhythmic contraction followed by its relaxation constitute a heartbeat.

    iv) The rhythmic beating of the various chambers of the heart maintain circulation of blood and transport of substances to different parts of the body.

    12. Why is it necessary to excrete waste products ?

    A. i) When our cells perform their functions, certain waste products are released.

    ii) If these waste products are retained in the body, they become toxic and cause harm to the body.

    iii) Hence, they need to be removed from the body.

    13.Draw a diagram of the human excretory system and label the parts.

    A.

    14. Define excretion and name the system involved in it ?

    A. i) The process of removal of waste products from the body is called excretion. (or) The process of removal of wastes produced in the cells of the living organisms is called excretion.

    ii) The system involved in this process is Excretory system.

    Introduction to NCERT Solutions Class 7 Science Reproduction in Plants

    Besides, this 12th chapter is quite important, so we have tailored perfect study materials to understand the concepts of Plant reproduction to score well in the examination. These notes cover the most important topics like types of reproduction, how plants reproduce, seed formation, seed dispersal, etc.

    About Reproduction in Plants

    The production of new offsprings from parents is known as reproduction. Reproduction in plants is a new concept for students of 7th standard. This chapter introduces the mode of reproduction in plants. Going further, this topic shed knowledge on sexual reproduction, fruits and seed formation and seed dispersal.

    INFINITY LEARN was created with a vision to offer world-class learning content for aspiring students who want to do well in exams. With the noble aim, the solutions that we provide have been designed to boost every student’s learning capabilities. The NCERT Solutions which are a part of many solutions that we offer on our website has been thoughtfully developed to help students make the most out of it.

    INFINITY LEARN NCERT Solutions for Class 7 Science offers several benefits to students who want to crack their exams. They can practise and revise the different topics right from their homes by downloading the chapter-wise PDFs. Students can also access these solutions from anywhere if they have an internet connection. They can further customise their learning experience and go through or solve all the questions at their own pace.

    In addition to these solutions, INFINITY LEARN offers some top subject experts with relevant experience to guide students and learn the subject in a more engaging, easy, detailed and clear manner. Students are also provided with regular feedback on their performance. We also have a responsive support team and students can approach them to clear all their doubts. Meanwhile, students can also have a glimpse of INFINITY LEARN – The Learning app for a more efficient as well as fun learning experience.

    Important topics covered in NCERT Solutions for Class 7 Science Chapter 12 Reproduction in Plants

    1. Sexual reproduction in plants
    1. Formation of fruits and seeds
    1. Dispersal of seeds

    Frequently Asked Questions on NCERT Solutions for Class 7 Science Chapter 12

    Explain sexual reproduction in plants from the Chapter 12 of NCERT Solutions for Class 7 Science.

    Sexual reproduction in plants is a process in which both male and female gametes fuse to form a new individual. Pistils and stamens are the female and male reproductive organs in plants which bear ovary and anthers respectively. These concepts are explained in brief in the NCERT Solutions framed by the experts at INFINITY LEARN. Each and every answer is created with utmost care based on the understanding abilities of Class 7 students. The faculty make use of simple and understandable language to make learning fun for the students.

    Does the NCERT Solutions for Class 7 Science Chapter 12 provide accurate answers?

    The NCERT Solutions for Class 7 Science Chapter 12 provides students with answers which are 100% accurate. Top tutors who have vast experience in the respective subject have designed the solutions to provide in-depth knowledge among students. It provides hands on experience to students based on the latest CBSE syllabus and guidelines. The NCERT Solutions are modified on a regular basis to keep students updated with the changes occurring in the current industry.

    List the important topics covered in the NCERT Solutions for Class 7 Science Chapter 12.

    The important topics covered in the NCERT Solutions for Class 7 Science Chapter 12 are –
    1. Sexual reproduction in plants
    2. Formation of fruits and seeds
    3. Dispersal of seeds
    Students can get a grip on this chapter by referring to the solutions created by the faculty at INFINITY LEARN. Each and every answer are created as per the latest syllabus of the CBSE board to help students score well in the annual exam.

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