MCQOPTIONS
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MCQOPTIONS
This section includes 153 Mcqs, each offering curated multiple-choice questions to sharpen your Biology knowledge and support exam preparation. Choose a topic below to get started.
| 51. |
The plant body is attached to soil by the help of rhizords in species of Bryophytes known as |
| A. | protonema |
| B. | psilopsida |
| C. | gametophyte |
| D. | Marchantia |
| Answer» E. | |
| 52. |
Atropa Belladona is used for medicine because it is rich in |
| A. | atrocone |
| B. | Atropine |
| C. | pine |
| D. | atripine |
| Answer» C. pine | |
| 53. |
Tobacco pipes are made from the wood |
| A. | sheesha, |
| B. | pyrus patia |
| C. | pine |
| D. | None of Above |
| Answer» C. pine | |
| 54. |
Integumented indehiscent megasporangium is an |
| A. | sperm |
| B. | ova |
| C. | ovule |
| D. | spores |
| Answer» D. spores | |
| 55. |
The leaf of a lycopodium is small and contains single undivided vascular supply, such leaf is called |
| A. | macrophyll |
| B. | microphyll |
| C. | aphyll |
| D. | None of Above |
| Answer» C. aphyll | |
| 56. |
The unequal branches of stem which grew unequally at different rates given rise to different planes, this development is |
| A. | planation |
| B. | budding |
| C. | overtopping |
| D. | webbing |
| Answer» D. webbing | |
| 57. |
The edge of the capsule of sporangium is made up of two parts, the annulus and the |
| A. | stomium |
| B. | sori |
| C. | sporophyll |
| D. | None of Above |
| Answer» B. sori | |
| 58. |
An autotrophic, small, heart shaped and flat structure is called |
| A. | sporophyll |
| B. | thallus |
| C. | prothallus |
| D. | gamate |
| Answer» D. gamate | |
| 59. |
Ropes are made from leaves of |
| A. | Saccharum munja |
| B. | sacchrum |
| C. | bambusa |
| D. | citratus |
| Answer» B. sacchrum | |
| 60. |
The literal meaning of gymnosperms is |
| A. | naked seeds |
| B. | grown seeds |
| C. | whole seeds |
| D. | None of Above |
| Answer» B. grown seeds | |
| 61. |
By the atternation of generations, the spore of a moss develops itself into an alga like structure known as |
| A. | psilopsida |
| B. | protonema |
| C. | marchantia |
| D. | bryopsida |
| Answer» C. marchantia | |
| 62. |
The most successful group of seed plants are |
| A. | Angiosperms |
| B. | Gymnosperms |
| C. | Both A and B |
| D. | None of Above |
| Answer» C. Both A and B | |
| 63. |
Plants which belong to group sphenopsida are also called |
| A. | arthrophytes |
| B. | bryophytes |
| C. | prokaryotes |
| D. | eukaryotes |
| Answer» B. bryophytes | |
| 64. |
Male gamates of bryophytic plant is called |
| A. | antherozoids |
| B. | archegonia |
| C. | spermatogonia |
| D. | None of Above |
| Answer» B. archegonia | |
| 65. |
The sepal and petals gives protection to the |
| A. | stamen |
| B. | carpel |
| C. | Both A and B |
| D. | None of Above |
| Answer» D. None of Above | |
| 66. |
A less conspicuous generation which partially or completely depend upon gametophyte for its nutrition is a |
| A. | sporophyte |
| B. | saprophyte |
| C. | prophyte |
| D. | None of Above |
| Answer» B. saprophyte | |
| 67. |
The archegonium consists of a neck and a |
| A. | tail |
| B. | venter |
| C. | root |
| D. | antenae |
| Answer» C. root | |
| 68. |
Horneophyton, psilophyto and cooksonia belong to the Tracheophytes group called |
| A. | anthoceropsida |
| B. | psilopsida |
| C. | byopsida |
| D. | bryopsida |
| Answer» C. byopsida | |
| 69. |
Leaves called fronds are coiled at immature stages this pattern constituted is termed as |
| A. | circination |
| B. | frond leaves |
| C. | circinate vernation |
| D. | leafless |
| Answer» D. leafless | |
| 70. |
The major source of high protein food and oil are the special feature of plant that belong to |
| A. | Fabaceae |
| B. | Rosaceae |
| C. | Solanaceae |
| D. | None of Above |
| Answer» C. Solanaceae | |
| 71. |
Economically the most important family which benefit both human and animal is |
| A. | Poaceae |
| B. | solanaceae |
| C. | Acacia |
| D. | Rosaceae |
| Answer» B. solanaceae | |
| 72. |
A seed may be defined as a fertilized |
| A. | ova |
| B. | ovule |
| C. | oospore |
| D. | achegonium |
| Answer» C. oospore | |
| 73. |
The most earliest group of plants which are rootless are the one which become |
| A. | developed |
| B. | alternated |
| C. | extinct |
| D. | enlarged |
| Answer» D. enlarged | |
| 74. |
For terrestrial adaptation Bryophytes forms a special structures to absorb water called as |
| A. | antherozoids |
| B. | rhizoids |
| C. | water molds |
| D. | hydrophiles |
| Answer» C. water molds | |
| 75. |
The known species of plants are |
| A. | 400000 |
| B. | 360000 |
| C. | 260000 |
| D. | 200000 |
| Answer» C. 260000 | |
| 76. |
Gymno sperms cannot produce |
| A. | seeds |
| B. | fruits |
| C. | leaves |
| D. | roots |
| Answer» C. leaves | |
| 77. |
The male gamates reach to embryo sac by the help of |
| A. | pedicel |
| B. | petal |
| C. | pollen tube |
| D. | pith |
| Answer» D. pith | |
| 78. |
The specialized covering around megasporangium are called |
| A. | integuments |
| B. | sperms |
| C. | ovum |
| D. | ovary |
| Answer» B. sperms | |
| 79. |
Early vascular plants lacked true leaves and |
| A. | roots |
| B. | shoots |
| C. | fruits |
| D. | stem |
| Answer» B. shoots | |
| 80. |
In atternation of generations, a haploid spermatozoid fuses with a haploid egg to produce diploid |
| A. | gametphyte |
| B. | rhizoids |
| C. | oospore |
| D. | spores |
| Answer» D. spores | |
| 81. |
Important well known ferns are Dryopteris, Pteries Pteridium and |
| A. | equisetum adiantum |
| B. | adiantum equisetum |
| C. | equisetum |
| D. | adiantum |
| Answer» E. | |
| 82. |
Non vascular plants are also called as |
| A. | Bryophyta |
| B. | tracheophyta |
| C. | Both A and B |
| D. | None of Above |
| Answer» B. tracheophyta | |
| 83. |
Bryophytes needs water for their reproduction and hence cant live without water so they are called |
| A. | amphibians |
| B. | Amphibians of plants |
| C. | water molds |
| D. | hydro bryophytes |
| Answer» C. water molds | |
| 84. |
Locopsids are also called |
| A. | fungus |
| B. | algae |
| C. | mosses |
| D. | all of these |
| Answer» D. all of these | |
| 85. |
A spore germinates at a suitable temperature after falling on moist soil and produces a |
| A. | gamate |
| B. | pith |
| C. | thallus |
| D. | prothallus |
| Answer» E. | |
| 86. |
The arrangement of unequal dichotomies in a single plane is called |
| A. | planation |
| B. | budding |
| C. | webbing |
| D. | overtopping |
| Answer» B. budding | |
| 87. |
The megaspores produced after evolutionary phase germinated to form |
| A. | megagametophyte |
| B. | microgametophyte |
| C. | Both A and B |
| D. | None of Above |
| Answer» B. microgametophyte | |
| 88. |
The floral characteristics of flower in Solanaceae are |
| A. | bisexual |
| B. | monosexual |
| C. | asexual |
| D. | heterosexual |
| Answer» B. monosexual | |
| 89. |
The seed is composed of an embryo and |
| A. | food |
| B. | water |
| C. | chlorophyll |
| D. | None of Above |
| Answer» B. water | |
| 90. |
In the natural process the sporophyte undergoes fertilization which provide a large amount of genetic |
| A. | variability |
| B. | mutation |
| C. | transfer |
| D. | recombination |
| Answer» B. mutation | |
| 91. |
After fertilization of ovary the fruit is made which contain |
| A. | ovum |
| B. | embryo |
| C. | seeds |
| D. | cotyledon |
| Answer» D. cotyledon | |
| 92. |
Touch me not (Mimosa Pudica) belong to the family |
| A. | Acacia |
| B. | solanaceae |
| C. | Rosaceae |
| D. | None of Above |
| Answer» B. solanaceae | |
| 93. |
Egg or oosphere is found bedded in cushion of thallus in |
| A. | pith |
| B. | tail |
| C. | head |
| D. | venter |
| Answer» E. | |
| 94. |
The non reproductive parts of a plant are |
| A. | sepal and petal |
| B. | stamen and carpel |
| C. | sepal and stamen |
| D. | petal and carpel |
| Answer» D. petal and carpel | |
| 95. |
Which one of the following is absent in sporophyte of Funaria [MP PMT 2000] |
| A. | Foot |
| B. | Seta |
| C. | Elaters |
| D. | Columella |
| Answer» D. Columella | |
| 96. |
Spores of Riccia are liberated by [RPMT 1987] |
| A. | Peristome teeth and seta |
| B. | Shrinkage of annulus and explosion of capsule |
| C. | Death and decay of thallus and external pressure on calyptra |
| D. | Xerochasy of elaters |
| Answer» D. Xerochasy of elaters | |
| 97. |
Riccia gametophyte develops from spore and ends in [RPMT 1996; BHU 2001] |
| A. | Thallus |
| B. | Capsule |
| C. | Zygote |
| D. | Spore |
| Answer» D. Spore | |
| 98. |
Antheridium in Funaria is |
| A. | Pear shaped |
| B. | Club shaped |
| C. | Flask shaped |
| D. | Spherical |
| Answer» C. Flask shaped | |
| 99. |
Funaria is a bryophyte because it |
| A. | Has no roots and stems |
| B. | Has sporophyte attached to the gametophyte |
| C. | Is vascular |
| D. | All the above |
| Answer» C. Is vascular | |
| 100. |
The dominant phase in the life cycle of Funaria is [DPMT 1991] |
| A. | Protonema |
| B. | Leafy gametophyte |
| C. | Spore |
| D. | Sporophyte |
| Answer» C. Spore | |