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Published on: 23/08/2019
Reproduction in Organisms
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1.
Mention the unique feature with respect to flowerin and fruiting in bamboo species.
2.
How are Cucurbita plants different from papaya plants with reference to the flowers they bear?
3.
Cucurbits and papaya plants bear staminate and pistillate flowers. Mention the categories they are put under separately on the basic of the type of flowers they bear.
4.
Name the common phenomenon with reference to reproduction in rotifers, honey bees and turkey.
5.
Name the phenomenon and one bird where the female gamete directly develops into a new organism.
6.
Name an alga that reproduces asexually through zoospores. Why are these reproductive units so called?
7.
Name an organism where cell division in itself is a mode of reproduction.
8.
Which one of the following is common to multicellular fungi, filaments algea and protonema of mosses?
Diplontic life cycle
Members of kingdom plantae
Mode of Nutrition
Multiplication by fragmentation
9.
Banana is vegetatively propagated by
tubers
rhizomes
bulbs
suckers
10.
Which part would be most suitable for raising virus-free plants for micropropagation?
Bark
Vascular tissue
Meristem
Node
11.
What is common between vegetative reproduction and apomixis?
both are applicable to only dicot plants
both bypass the flowering phase
both occur round the year
both produce progeny identical to the parent
12.
Example of corm is
Ginger
Colocasia
Onion
potato
13.
Micropropagation is a technique
for production of true to type plants
for production of haploid plants
for production of somatic hybrids
for production of somaclonal plants
14.
Which one of the following processes results in the formation of clone of bacteria?
Transformation
Transduction
Binary Fission
Conjugation
15.
There are various types of reproduction. The type of reproduction adopted by an organism depends on:
The habitat and morphology of the organism
Morphology of the organism
Morphology and physiology of the organism
The organism's habitat, physiology and genetic makeup
16.
External fertilization occurs in majority of
Algae
Fungi
Liverworts
Mosses
17.
In which of the following organism, self-fertilization is seen?
Fish
Roundworm
Earthworm
Liver fluke
18.
Which of the following statements is true of ginger?
Germinating bud appears from the eye of the stem tuber.
Germinating bud appears from the node of the rhizome
Germinating bud appears from the notch of the leaf margin.
19.
Which of the followin statements is true of Hydra?
It produces asexual gemmules
It produces unicellular bud.
It produces multicellur bud.
20.
Which of the following statement is true of Hydra?
It produces asexual gemmules
It produces unicellular bud
It produces multicellular bud.
21.
Which of the following statements is true of yeast?
The cell divides by binary fission. One of them develops into a bud.
The cell divides unequally. The smaller cell develops into a bud.
The cell produces conidia, which develop into a bud.
1.
( )
Bamboo flowers only once in its life time, generally after 50-100 years. It produces large number of fruits and dies.
2.
( )
Papaya plants are dioecious as an individual plant bears exclusively either staminate flowers or pistillate flowers.
3.
( )
Cucurbits are monoecious, as staminate and pistillate flowers are found in the same individual plant.
4.
( )
Reproduction
5.
( )
Parthenoenesis, Turkey
6.
( )
Chlamydomonas. The zoospores are motile (like animals).
7.
( )
Amoeba
8.
(d)
Multiplication by fragmentation
9.
(b)
rhizomes
10.
(c)
Meristem
11.
(d)
both produce progeny identical to the parent
12.
(b)
Colocasia
13.
(a)
for production of true to type plants
14.
(c)
Binary Fission
15.
(d)
The organism's habitat, physiology and genetic makeup
16.
(a)
Algae
17.
(d)
Liver fluke
18.
(b)
Germinating bud appears from the node of the rhizome
19.
(c)
It produces multicellur bud.
20.
(c)
It produces multicellular bud.
21.
(b)
The cell divides unequally. The smaller cell develops into a bud.
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