TN Online TestSamacheer Kalvi practice

Reproduction in Plants and Animals Additional One Mark Online Test (10th Standard Science)

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Reproduction in which a parent organism splits into two or more daughter cells is called

A.Fission B.Budding C.Fragmentation D.Regeneration

An organism that can grow back into complete individuals when broken into pieces is

A.Yeast B.Hydra C.Amoeba D.Bacteria

The transfer of pollen grains from the anther to the stigma of the same flower is called

A.Cross pollination B.Anemophily C.Self pollination D.Entomophily

Pollination brought about by insects is known as

A.Anemophily B.Hydrophily C.Zoophily D.Entomophily

After fertilization the ovary of a flower develops into the

A.Seed B.Fruit C.Embryo D.Endosperm

The protective outer whorl of a flower is the

A.Calyx B.Corolla C.Androecium D.Gynoecium

The formation of sperms in the male and ova in the female is together called

A.Gametogenesis B.Fertilization C.Implantation D.Parturition

The male hormone testosterone is secreted by

A.Sertoli cells B.Leydig cells C.Spermatogonia D.Epididymis

The cyclic events taking place in a rhythmic manner during the reproductive period of a woman's life are called the

A.Ovarian cycle only B.Menstrual cycle C.Cell cycle D.Cardiac cycle

Q10

The attachment of the blastocyst to the uterine wall is known as

A.Ovulation B.Gestation C.Implantation D.Parturition

Q11

The temporary association between the developing embryo and the maternal tissues is the

A.Placenta B.Amnion C.Corpus luteum D.Endometrium

Q12

The expulsion of the young one from the mother's uterus is called

A.Implantation B.Parturition C.Ovulation D.Gestation

Q13

In angiosperms, the fusion of one male gamete with the egg and the other with the polar nuclei is called

A.Syngamy B.Triple fusion only C.Double fertilization D.Parthenogenesis

Q14

Which of the following is a method of vegetative propagation by an underground stem?

A.Ginger B.Bryophyllum C.Yeast D.Hydra

Q15

Devices and methods used to prevent unwanted pregnancy are called

A.Contraceptive devices B.Diagnostic devices C.Prosthetic devices D.Regenerative devices

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This free online practice test covers Reproduction in Plants and Animals from the 10th Standard Science (Samacheer Kalvi) syllabus. Choose the number of questions and an optional time limit, then answer and submit — everything is checked in your browser, with the correct answers and a worked explanation shown at the end. For the full solutions to every question in this set, see the solved MCQs page.

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