Reproduction in Organisms MCQs | Reproduction in Organisms Short Questions and Answers

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Questions
1 Which plant reproduces vegetatively by roots ?
A Oxalis
B Bryophyllum
C Onion
D Dahlia

Answer:Dahlia
2 Which plant performs vegetative reproduction with the help of floral buds ?
A Agave
B Bryophyllum
C Ginger
D Asparagus

Answer: Agave
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

Answer:Growth
5 Either male or female reproductive organs are found in the body
A Monoecious
B Dioecious
C Meiocyte
D Syngamy

Answer: Dioecious
6 Propagules are used to raise
A growth
B new plants
C old plants
D all the above

Answer:new plants
7 Find the monoecious plant
A Coconut
B Cucurbits
C Both a and b
D Papaya

Answer: Both a and b
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

Answer: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

Answer: Both a and c
13 What are ciliated spores?
A Non-motile spores
B Zoospores
C Homospores
D Heterospores

Answer:Zoospores
14 Non-flagellated spores are called conidia . In which organism they are seen ?
A Pencillium
B Hydra
C Amoeba
D Chlamydomonas

Answer: Pencillium
15 Which animals reproduce by exogenous budding ?
A Hydra
B Spongilla
C Plasmodium
D Amoeba

Answer: Spongilla
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

Answer:None of these

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