1. During favourable conditions, Amoeba reproduces by (a) multiple fission (b) binary fission (c) budding (d) fragmentation AnswerAnswer: b
2. A feature of reproduction that is common to Amoeba, Yeast and Spirogyra is that (a) they reproduce asexually (b) they are all unicellular (c) they reproduce only sexually (d) they are all multicellular AnswerAnswer: a
3. The ability of a cell to divide into several cells during reproduction in Plasmodium is called (a) budding (b) multiple fission (c) binary fission (d) reduction division AnswerAnswer: b
4. Bryophyllum can be propagated vegetatively by the (a) stem (b) leaf (c) root (d) flower AnswerAnswer: b
5. 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 AnswerAnswer: d
6. In a potato, vegetative propagation takes place by: (a) root (b) leaf (c) stem tuber (d) grafting AnswerAnswer: c
7. Vegetatively propagated plants (a) do not bear roots (b) do not bear buds (c) are genetically similar (d) are genetically dissimilar AnswerAnswer: c 8. Spirogyra reproduce by (a) budding (b) fragmentation (c) regeneration (d) fission AnswerAnswer: b
9. In Rhizopus, tubular thread like structures bearing sporangia at their tips are called (a) filaments (b) hyphae (c) rhizoids (d) roots AnswerAnswer: b
10. Plants like banana, rose, jasmine, orange have lost the capacity to produce (a) seeds (b) buds (c) flower (d) roots AnswerAnswer: a
11. The flower of the Hibiscus plant is (a) bisexual (b) unisexual (c) neuter (d) very small AnswerAnswer: a
12. The part of the flower which is present in the centre of the flower is (a) Sepals (b) Petals (c) Carpels (d) Stamens AnswerAnswer: c
13. The seed that contains the future plant is called the (a) cotyledons (b) seed coat (c) germ cells (d) embryo AnswerAnswer: d
14. The period of pregnancy is called (a) gestation period (b) incubation period (c) ovulation (d) menstruation period AnswerAnswer: a
15. The process of release of eggs from the ovary is called (a) menstruation (b) reproduction (c) insemination (d) ovulation AnswerAnswer: d
16. The period during adolescence when the reproductive tissues begin to mature is called (a) ovyfetion (b) puberty (c) germination (d) propagation Answer
17. In human beings, the fertilization occurs in the (a) uterus (b) ovaries (c) fallopian tubes (d) vagina AnswerAnswer: c
18. Along the path of the vas-deferens the secretions of which gland provide nutrition to the sperms? (a) Prostate glands (b) Seminal vesicles (c) Scrotum (d) Urinary bladder AnswerAnswer: b
19. The embryo in humans gets nutrition from the mother’s blood with the help of a special tissue called (a) Placenta (b) Villi (c) Uterus (d) Womb AnswerAnswer: a
20. Which among the following diseases is not sexually transmitted? (a) Syphyllis (b) Hepatitis (c) HIV-AIDS (d) Gonorrhea AnswerAnswer: b
21. Which of the following method of contraception protects from acquiring sexually trans¬mitted diseases? (a) Surgery (b) Condoms (c) Copper-T (d) Oral-pills AnswerAnswer: b
22. 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
AnswerAnswer: bFill in the Blanks
1. The process of reproduction involving only one cell or one parent is called ………….. .
2. ………….. is a duct coming from the urinary bladder which carries sperms.
3. Process of fertilization takes place in the ………….. tube in humans.
4. ………….. is the ability of an organism to replace its lost body parts.
5. ………….. is called the production of new plants from stems, roots or leaves.
6. ………….. is the term used to refer to the commencement of menstruation at puberty.
7. ………….. is the virus that causes AIDS.
Answers
1. Uniparental/ Asexual reproduction
2. Vas deferens
3. fallopian
4. Regeneration
5. Vegetative propagation
6. Menarch
7. HIV-Human Immuno Virus
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