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Free download in PDF Reproduction in Organisms Short Questions and Answers for competitive exams. These short objective type questions with answers are very important for Board exams as well as competitive exams like NEET, AIIMS, JIPMER etc. These short solved questions or quizzes are provided by Gkseries./p>
(1)
Which plant reproduces vegetatively by roots ?
[A]
Oxalis
[B]
Bryophyllum
[C]
Onion
[D]
Dahlia
(2)
Which plant performs vegetative reproduction with the help of floral buds ?
[A]
Agave
[B]
Bryophyllum
[C]
Ginger
[D]
Asparagus
(3)
Which part of the plant Bryophyllum performs vegetative reproduction ?
[A]
Stem
[B]
Floral buds
[C]
Underground roots
[D]
Buds on leaf margin
Answer: Buds on leaf margin
(4)
Juvenile phase represents the period of-
[A]
Growth
[B]
Death
[C]
Birth
[D]
None
(5)
Either male or female reproductive organs are found in the body
[A]
Monoecious
[B]
Dioecious
[C]
Meiocyte
[D]
Syngamy
(6)
Propagules are used to raise
[A]
growth
[B]
new plants
[C]
old plants
[D]
all the above
(7)
Find the monoecious plant
[A]
Coconut
[B]
Cucurbits
[C]
Both a and b
[D]
Papaya
(8)
Identify the mis-match statement regarding post fertilization events from the following statements.
[A]
Wall of ovary is converted into pericarp
[B]
Outer integument is converted into inner endocarp
[C]
Triploid nucleus develops as endosperm
[D]
Ovary is developed as fruit
Answer: Outer integument is converted into inner endocarp
(9)
In these organisms, gametes are released in the surrounding medium
[A]
Fishes
[B]
Amphibians
[C]
Mammals
[D]
Both a and b
(10)
Choose the correct statement from amongst the following:
[A]
Dioecious (hermaphrodite) organisms are seen only in animals
[B]
Dioecious organisms are seen only in plants
[C]
Dioecious organisms are seen in both plants and animals
[D]
Dioecious organisms are seen only in vertebrates
Answer: Dioecious organisms are seen in both plants and animals
(11)
There is no natural death in single celled organisms like Amoeba and bacteria because:
[A]
They cannot reproduce sexually
[B]
They reproduce by binary fission
[C]
They are not diploid
[D]
They are microscopic
Answer: They reproduce by binary fission
(12)
Amoeba reproduces by-
[A]
Binary fission
[B]
Budding
[C]
Sporulation
[D]
Both a and c
(13)
What are ciliated spores?
[A]
Non-motile spores
[B]
Zoospores
[C]
Homospores
[D]
Heterospores
(14)
Non-flagellated spores are called conidia . In which organism they are seen ?
[A]
Pencillium
[B]
Hydra
[C]
Amoeba
[D]
Chlamydomonas
(15)
Which animals reproduce by exogenous budding ?
[A]
Hydra
[B]
Spongilla
[C]
Plasmodium
[D]
Amoeba
(16)
Some unicellular organisms shift to sexual method of reproduction , before the onset of adverse conditions, because-
[A]
Sexual reproduction is a simple method
[B]
It involves gamets
[C]
Survival chances are more in sexual reproduction due to variations
[D]
None of these
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