Science Practice Quiz 195

Q1.What is an observed advantage of vegetative propagation in plants?

A. Plants produced take more time to grow. B. New plants are genetically diverse from the parent. C. Plants bear flowers and fruits earlier than those produced from seeds. D. It requires the fusion of gametes from two parents.

Q2.Why are new plants produced by vegetative propagation considered exact copies of the parent plant?

A. They are produced as a result of sexual reproduction. B. They develop from two different parent plants. C. They are produced from a single parent. D. They undergo genetic mutation during propagation.

Q3.What is the outcome of sexual reproduction in plants, as stated in the provided text?

A. Formation of a chain of buds. B. Production of seeds. C. Development of slimy green patches. D. Growth of new yeast cells.

Q4.How is yeast characterized in the text regarding its cellular structure?

A. As a multi-cellular organism. B. As a single-celled organism. C. As a filamentous organism. D. As a colonial organism.

Q5.What are the slimy green patches often found in ponds or other stagnant water bodies identified as in the text?

A. Fungi B. Mosses C. Algae D. Lichens

Q6.What happens if the process of budding continues in yeast cells?

A. The parent cell dies immediately after the first bud forms. B. A single, larger yeast cell is formed without detachment. C. Another bud arises from the bud, forming a chain of buds, leading to a large number of yeast cells. D. The yeast cells transform into spores for long-term survival.

Q7.Which of the following statements is true regarding spores?

A. They are sexual reproductive bodies. B. They are covered by a soft, permeable membrane. C. They can survive for a long time due to a hard protective coat. D. They require high humidity to germinate.

Q8.According to the provided text, which of the following organisms reproduce by means of spores?

A. Spirogyra and flowering plants B. Moss and ferns C. Algae and pistils D. Stamens and fungi

Q9.In the context of sexual reproduction in plants, what are the male and female reproductive parts of a flower, respectively?

A. Pistil and Stamens B. Stamens and Pistil C. Hypha and Sporangium D. Sori and Fragments

Q10.Which of the following organisms multiplies rapidly by fragmentation when water and nutrients are available?

A. Moss B. Ferns C. Algae D. Fungi

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Science Practice Quiz 195