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How many molecules of water are present in 36 grams of water? Which has more number of atoms: g of N 2 or g of NH 3? Students must go through the latest CBSE Syllabus for Class 9 Science so that they can prepare according to the contents prescribed by the board. Jagranjosh Education Awards Click here if you missed it!

This website uses cookie or similar technologies, to enhance your browsing Cbse Class 8 Science Chapter 3 Mcq Questions experience and provide personalised recommendations. Which characteristic of sound is used by the bats to navigate?Cbse Class 8 Science Chapter 3 Mcq Questions

Answer: a Ultrasound. The sound travels from particle to particle in the form of vibrations and has different speeds in different mediums. Which of the following can produce longitudinal as well as transverse waves Cbse Class 8 Science Chapter 3 Mcq Questions under different conditions? You must have seen the doctor checking the sounds produced in the chest or heartbeat of a patient using a medical instrument called Stethoscope.

On what principle does this Stethoscope Cbse Class 8 Science Chapter 3 Mcq Questions work? Students may also download all the MCQs given above in form of PDF so that they may access these questions in offline mode as Cbse Class 8 Science Chapter 3 Mcq Questions well:. Jagranjosh Education Awards Click here if you missed it! This website uses cookie or similar technologies, to enhance your browsing experience and provide personalised recommendations.

By continuing to use our website, you agree to our Privacy Policy and Cookie Policy. Vegetative propagation refers to formation of new plants from a stem, flowers and fruits b stem, leaves and flowers c stem, roots and flowers d stem, roots and leaves Answer Answer: d 6.

In a potato, vegetative propagation takes place by: a Cbse Class 8 Science Chapter 3 Mcq Questions root b leaf c stem tuber d grafting Answer Answer: c 7. Vegetatively propagated plants a Cbse Class 8 Science Chapter 3 Mcq Questions do not bear roots b do not bear buds c are genetically similar d are genetically dissimilar Answer Answer: c 8. Spirogyra reproduce by a Cbse Class 8 Science Chapter 3 Mcq Questions Cbse Class 8 Science Chapter 3 Mcq Questions budding b fragmentation c regeneration d fission Answer Answer: b 9. In Rhizopus, tubular thread like structures bearing sporangia at their tips are called a filaments b hyphae c rhizoids d roots Answer Answer: b Plants like banana, rose, jasmine, orange have lost the capacity to produce a seeds b Cbse Class 8 Science Chapter 3 Mcq Questions buds c flower d roots Answer Answer: a 8 Science Questions Cbse Class Chapter 3 Mcq The flower of the Hibiscus plant is a bisexual b unisexual c neuter d very small Answer Cbse Class 8 Science Chapter 3 Mcq Questions Answer: a The part of the flower which is present in the centre of the flower is a Sepals b Petals c Carpels d Stamens Answer Answer: c The seed that contains the future plant is called the a cotyledons b seed coat c germ cells d embryo Answer Answer: d The period of pregnancy is called a gestation period b incubation period c ovulation d menstruation period Answer Answer: a The process of release Cbse Class 8 Science Chapter 3 Mcq Questions of eggs from the ovary is called a menstruation b reproduction c insemination d ovulation Answer Answer: d The period during adolescence when the reproductive tissues begin to mature is called a ovyfetion b puberty c germination d propagation Answer Answer: b In human beings, the fertilization occurs in the a uterus b ovaries c fallopian tubes d vagina Answer Answer: c In human males, the testes lie in the scrotum, because it helps in the a process of mating b formation of sperms c easy transfer of gametes d secretion of estrogen Answer Answer: b Fill in the Cbse Class 8 Science Chapter 3 Mcq Questions Blanks 1.

Answers 1. RD Sharma Class 12 Solutions.