-
question_answer1)
Morphologically the white fluffy edible mass in maize is
A)
Seed coat done
clear
B)
Seed done
clear
C)
Endosperm done
clear
D)
Pericarp done
clear
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question_answer2)
One celled suspensor is found in
A)
Solanum done
clear
B)
Hedera done
clear
C)
Petunia done
clear
D)
Triticum done
clear
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question_answer3)
The endosperm in angiosperms is formed
A)
After fertilization done
clear
B)
Before fertilization done
clear
C)
Along with fertilization done
clear
D)
Before pollen discharge done
clear
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question_answer4)
When the inner half of the oospore after the first division develops into an embryo and outer half develops into suspensor. This type of development is called
A)
Endosporic done
clear
B)
Endoscopic done
clear
C)
Exosporic done
clear
D)
Exoscopic done
clear
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question_answer5)
Famous embryologist who advanced the science of embryology in India is
A)
Ramdas done
clear
B)
N. Maheshwari done
clear
C)
Swaminathan done
clear
D)
P. Maheshwari done
clear
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question_answer6)
Which one is an example of triploid tissue [CPMT 1973, 78, 93, 94]
A)
Onion root done
clear
B)
Fern prothallus done
clear
C)
Maize and lily endosperm done
clear
D)
None of the above done
clear
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question_answer7)
In angiosperms, free nuclear divisions occurs during [AFMC 1975; BHU 1977]
A)
Gamete formation done
clear
B)
Embryo formation done
clear
C)
Endosperm formation done
clear
D)
Flower formation done
clear
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question_answer8)
Formation, growth and development of a new individual beginning from egg is known as [AFMC 1979; MP PMT 1999]
A)
Embryology done
clear
B)
Cytology done
clear
C)
Genetics done
clear
D)
Ethnobotany done
clear
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question_answer9)
The best example of polyembryony is [BHU 1983; DPMT 2004]
A)
Cocos done
clear
B)
Pea done
clear
C)
Capsicum done
clear
D)
Pinus done
clear
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question_answer10)
Milky water of green coconut is [CPMT 1990; Manipal MEE 1995; Kerala PMT 2004]
A)
Liquid nucellus done
clear
B)
Liquid of female gametophyte done
clear
C)
Liquid endosperm done
clear
D)
Liquid embryo done
clear
E)
Liquid gametes done
clear
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question_answer11)
Nucellar embryo is [AIIMS 1993; CBSE PMT 1989]
A)
Apomictic embryo done
clear
B)
Amphimictic haploid done
clear
C)
Adventitive embryony done
clear
D)
Amphimictic diploid done
clear
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question_answer12)
In coconut, black covering (thin layer) adherent to the kernel around the endosperm is [MP PMT 1987]
A)
Mesocarp done
clear
B)
Endocarp done
clear
C)
Seed coat done
clear
D)
None of these done
clear
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question_answer13)
Fusion product of polar nuclei and male gamete is [CPMT 1986; RPMT 1995; AFMC 1999]
A)
Triple fusion done
clear
B)
Primary endosperm nucleus done
clear
C)
Zygote done
clear
D)
Secondary nucleus done
clear
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question_answer14)
Proteinaceous endosperm of maize is called [DPMT 1987]
A)
Apophysis done
clear
B)
Scutellum done
clear
C)
Aleurone layer done
clear
D)
None of the above done
clear
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question_answer15)
Ruminate endosperm is commonly found in seeds of [BHU 1986, 87]
A)
Cruciferae done
clear
B)
Compositae done
clear
C)
Euphorbiaceae done
clear
D)
Anonaceae (Areca nut) done
clear
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question_answer16)
Dicot embryo consists of [DPMT 1993]
A)
Radicle and plumule done
clear
B)
Radicle, plumule, cotyledons and sometimes endosperm done
clear
C)
Radicle, plumule, cotyledons and tegmen done
clear
D)
Radicle, plumule, cotyledons, tegmen and testa done
clear
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question_answer17)
Triploid plants can be obtained from culture of [AIIMS 1993]
A)
Pollen done
clear
B)
Endosperm done
clear
C)
Ovule done
clear
D)
Megaspore done
clear
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question_answer18)
The sequence of development of embryo sac is [AIIMS 1993]
A)
Archesporium ® megaspore mother cell ® megaspore ® embryo sac done
clear
B)
Archesporium ® megaspore ® megaspore mother cell ® embryo sac done
clear
C)
Archesporium ® megaspore ® megasporophyte ® embryo sac done
clear
D)
None of the above done
clear
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question_answer19)
The outermost layer of endosperm of maize grain is called [CPMT 1993]
A)
Epidermis done
clear
B)
Tunica done
clear
C)
Aleurone done
clear
D)
Pericarp done
clear
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question_answer20)
If the number of chromosomes in endosperm of a dicot plant is 36, the root cells will contain [Bihar 1992]
A)
72 chromosomes done
clear
B)
28 chromosomes done
clear
C)
24 chromosomes done
clear
D)
48 chromosomes done
clear
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question_answer21)
Which of the following is a non-endospermic monocot seed [Bihar 1991]
A)
Plumbago done
clear
B)
Castor done
clear
C)
Linseed done
clear
D)
Alisma done
clear
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question_answer22)
The endosperm of Brassicais [DPMT 1992]
A)
Haploid done
clear
B)
Diploid done
clear
C)
Triploid done
clear
D)
Tetraploid done
clear
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question_answer23)
In angiosperms endosperm is formed by [MP PMT 1993; CBSE PMT 2000; CPMT 2001]
A)
Free nuclear divisions of megaspore done
clear
B)
Division of fused polar nuclei done
clear
C)
Division of fused polar nuclei and male gamete done
clear
D)
Division of fused synergids and male gamete done
clear
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question_answer24)
Endospermic nucleus is usually [MP PMT 1994, 95]
A)
Haploid done
clear
B)
Diploid done
clear
C)
Triploid done
clear
D)
Tetraploid done
clear
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question_answer25)
If an angiospermic male plant is diploid and female plant tetraploid, the ploidy level of endosperm will be [CBSE PMT 1997]
A)
Haploid done
clear
B)
Triploid done
clear
C)
Tetraploid done
clear
D)
Pentaploid done
clear
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question_answer26)
Endosperm in Angiosperm is [MP PMT 1998, 99, 2001; CPMT 2002]
A)
Haploid done
clear
B)
Diploid done
clear
C)
Triploid done
clear
D)
Polyploid done
clear
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question_answer27)
The role of double fertilization in angiosperms is to produce [CBSE PMT 1998]
A)
Endosperm done
clear
B)
Integuments done
clear
C)
Cotyledons done
clear
D)
Endocarp done
clear
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question_answer28)
The embryo in sunflower has [CBSE PMT 1998; BHU 2002]
A)
No cotyledon done
clear
B)
One cotyledon done
clear
C)
Two cotyledons done
clear
D)
Many cotyledons done
clear
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question_answer29)
In agamospermy, the embryo sac is diploid because it is formed without meiosis. Such embryo sac may develop from [CBSE PMT 1993]
A)
Megaspore mother cell done
clear
B)
Microspore mother cell done
clear
C)
Megaspores done
clear
D)
Microspores done
clear
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question_answer30)
When vegetative cell of zygote form embryo, it is called [BHU 1995]
A)
Apospory done
clear
B)
Apomixis done
clear
C)
Diploid polyembryony done
clear
D)
Adventive polyembryony done
clear
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question_answer31)
Presence of many embryos (Polyembryony) is a characteristic feature of [CBSE PMT 1995; CPMT 1995, 98]
A)
Citrus done
clear
B)
Mango done
clear
C)
Banana done
clear
D)
None of these done
clear
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question_answer32)
Xenia is an effect of pollen grains on [CPMT 1984; AIIMS 2002]
A)
Embryo done
clear
B)
Endosperm done
clear
C)
Embryo sac done
clear
D)
Nucellus done
clear
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question_answer33)
Endosperm of angiosperms results after fertilization from [BHU 1991]
A)
Antipodal cells done
clear
B)
Zygote done
clear
C)
Synergids done
clear
D)
Secondary nucleus done
clear
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question_answer34)
Fat is present in large quantities in the tissues of which of the following [DPMT 1978]
A)
Cotton fiber done
clear
B)
Tuber of potato done
clear
C)
Coconut endosperm done
clear
D)
Embryo of pea done
clear
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question_answer35)
In angiosperms, the oospore on development produces [CBSE PMT 1993]
A)
Seed done
clear
B)
Embryo done
clear
C)
Protonema done
clear
D)
Endosperm done
clear
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question_answer36)
Nuclear polyembryony is found in [CPMT 1994]
A)
Citrus done
clear
B)
Mango done
clear
C)
Banana done
clear
D)
Sugarcane done
clear
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question_answer37)
The endosperm in angiosperms develops from [MP PMT 2002; BHU 2004]
A)
Micropylar polar nucleus done
clear
B)
Chalazal polar nucleus done
clear
C)
Secondary nucleus done
clear
D)
Zygote done
clear
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question_answer38)
Xenia and metaxenia terms are related with [AIIMS 2002]
A)
Pollen culture done
clear
B)
Only endosperm done
clear
C)
Xylem and phloem done
clear
D)
Pollen and endosperm done
clear
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question_answer39)
Which of the following workers are related as ecologist, palaeobotanist and embryologist [BHU 2003]
A)
B. Sahni, R. Mishra, P. Maheshwari done
clear
B)
R. Mishra, B. Sahni, P. Maheshwari done
clear
C)
B. Sahni, P. Maheshwari, R. Mishra done
clear
D)
P. Maheshwari, R. Mishra, B. Sahni done
clear
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question_answer40)
Aleurone layer in Maize is present towards [MHCET 2003; CPMT 2005]
A)
Periphery of endosperm done
clear
B)
Periphery of scutellum done
clear
C)
Periphery of coleoptile done
clear
D)
Periphery of coleorhiza done
clear
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question_answer41)
Endosperm of gymnosperm is [Orissa JEE 2004]
A)
Diploid done
clear
B)
Tetraploid done
clear
C)
Haploid done
clear
D)
None of these done
clear
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question_answer42)
In a seed of maize, scutellum is considered as cotyledon because it [AIEEE 2004]
A)
Protects the embryo done
clear
B)
Contains food for the embryo done
clear
C)
Absorbs food materials and supplies them to the embryo done
clear
D)
Converts itself into a monocot leaf done
clear
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question_answer43)
In which one of the following would you expect to find glyoxysomes [AIIMS 2005]
A)
Endosperm of wheat done
clear
B)
Endosperm of castor done
clear
C)
Palisade cells in leaf done
clear
D)
Root hairs done
clear
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question_answer44)
Function of embryonal suspensor in angiosperms is to [CPMT 2005]
A)
Serve as channel for \[{{H}_{2}}O\] done
clear
B)
Push embryo deeper into endosperm done
clear
C)
Release growth hormones done
clear
D)
Transfer nutrients from parent sporophyte to young embryo done
clear
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question_answer45)
Which of the following in spite of being dicot lacks cotyledons [HP PMT 2005]
A)
Cuscuta done
clear
B)
Pistia done
clear
C)
Dianthus done
clear
D)
Ranunculus done
clear
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