CBSE Class 11 Biology MCQs Set F

Question. Which of the following belongs to Gymnosperm group:
(a) Cedrus 
(b) Wheat 
(c) Sugar cane 
(d) Tobacco
Ans. A

Question. The leaves produced by the Pinus plant are:
(a) One type 
(b) Two types
(c) Three types
(d) Four types
Ans. B

Question. Pinus produces:
(a) Cones
(b) Fruits
(c) Flowers
(d) None of these
Ans. A

Question. The numb of microsporangia in each sporophyll of male cone of Pinus is:
(a) One
(b) Two
(c) Three
(d) Four
Ans. B

Question. Megaspore divides by mitosis and forms:
(a) Male gametophyte
(b) Male Sporophyte
(c) Female gametophyte
(d) Female Sporophyte
Ans. C

Question. The seed of Pinus germinates and forms new:
(a) Sporophyte 
(b) Micro gametophyte 
(c) Thallophyte
(d) Mega gametophyte
Ans. A

Question. The endosperm in Angiosperm is:
(a) Monoploid
(b) Triploid
(c) Diploid
(d) Teraploid
Ans. B

Question. The Endosperm in Gymnosperms is:
(a) Triploid 
(b) Diploid
(c) Monoploid
(d) Tetraploid
Ans. C

Question. Antheridia are produced by:
(a) Pine
(b) Pea
(c) Mustard
(d) None of these
Ans. D

Question. They lack secondary growth:
(a) Gymnosperms 
(b) Angiosperms 
(c) Pteredophytes 
(d) Both A & B
Ans. C

Question. Which of the following produce flowers?
(a) Bryophytes 
(b) Pterdophytes 
(c) Gymnosperms 
(d) Angiosperms
Ans. D

Question. When calyx and corolla are not distinguishable, they are collectively called:
(a) Panicle 
(b) Pedicel 
(c) Protoplast 
(d) Perianth
Ans. D

Question. It is a racemose inflorescence in which the main axis is elongated and the flowers are sessile:
(a) Corymb 
(b) Umbel 
(c) Capitulum 
(d) Spike
Ans. D

Question. In Cassia fistula the inflorescence is:
(a) Typical raceme 
(b) Typical cyme 
(c) Umbel
(d) Catkin
Ans. A

Question. A branched raceme is called:
(a) Panicle
(b) Capitulum
(c) Umbel
(d) Corymb
Ans. A

Question. In which of the following, flowers are sessile and crowded together on a short axis?
(a) Umbel 
(b) Corymb 
(c) Panicle m
(d) Capitulum
Ans. D

Question. Iberis (Candytuft) is an example of:
(a) Spike
(b) Catkin
(c) Corymb
(d) Cyme
Ans. C

Question. In Euphorbia, the inflorescence is:
(a) Uniparous
(b) Biparous
(c) Multiparous
(d) None of these
Ans. C

Question. In wind pollinated flowers the petals are:
(a) Large
(b) Coloured
(c) Scented
(d) Small and dry
Ans. D

Question. Triticum aestivum belongs to the family:
(a) Solanaceae
(b) Poaceae (Graminae)
(c) Brassicaceae
(d) Leguminosae
Ans. B

Question. Female gametophyte of an angiosperm consists of:
(a) 3 cells
(b) 5 cells
(c) Question cells
(d) 9 cells
Ans. C

Question. The male gametophyte of an angiosperm consists of:
(a) one cell
(b) 2 cells
(c) 3 cells
(d) 4 cells
Ans. C

Question. Endosperm mother cell is:
(a) Monoploid
(b) Diploid
(c) Triploid
(d) Tetraploid
Ans. B

Question. Their cotyledons absorb the endosperm tissue and are greatly enlarged:
(a) Castor oil
(b) Rice
(c) Corn
(d) Bean
Ans. D

Question. The protective covering (integument) of the ovule is transformed into:
(a) Embryo
(b) Cotyledon
(c) Hypocotyl
(d) Seed coat (testa)
Ans. D

Question. Which of the following produces winged fruits ?
(a) Guavas
(b) Cocklebur
(c) Dodonaea
(d) Coconut
Ans. C

Question. It is an underground stem that is short, thickened, and fleshy containing food material:
(a) Rhizome
(b) Tuber
(c) Corm
(d) Bulb
Ans. C

Question. Which of the following type of stem is found in iris:
(a) Rhizome
(b) Tuber
(c) Corm
(d) Bulb
Ans. A

Question. Potato is an example of
(a) Rhizome
(b) Tuber
(c) Corm
(d) Bulb
Ans. B

Question. Organisms in this kingdom are made of prokaryotic cells:
(a) Protista
(b) Plantae
(c) Fungi
(d) Monera
Ans. D

Question. Ovary is oblique in:
(a) Brassicaceae (Cruciferae)
(b) Solanaceae
(c) Leguminosae
(d) Graminae
Ans. B

Question. Raphanus sativus is the botanical name of:
(a) Turnip
(b) Tomato
(c) Radich
(d) Mustard
Ans. C

Question. Their roots contain nitrogen fixing bacteria:
(a) Tomato
(b) Potato
(c) Legumes
(d) Maize
Ans. C

Question. The sporangia of conifers are located on the
(a) tips of needles
(b) scales of the cones
(c) bases of the needles
(d) axils of the branches
Ans. B

Question. The microspore of conifers divides by mitosis to produce a
(a) multicellular embryo
(b) male Sporophyte
(c) male gametophyte
(d) female gametophyte
Ans. C

Question. The plant body of a Pinus is
(a) gametophyte
(b) saprophyte
(c) Sporophyte
(d) Parasite
Ans. C

Question. In Pinus plant megaspore
(a) is released from the asporangium before germination
(b) is never released from the mega sporangium
(c) is released from the mega sporangium after germination
(d) develops into male gametophyte
Ans. B

Question. In how much time the process of seed formation is completed in Pinus?
(a) one year
(b) two years
(c) three years
(d) four years
Ans. C

Question. Which of the following is not shared by both the Pteridophytes and Gymnosperms?
(a) presence of vascular tissues
(b) presence of archegonia
(c) presence of antheridia
(d) dominant Sporophyte generation
Ans. C

Question. Which of the following characters are shared by both the Gymnosperms and Angiosperms?
(a) Heterospory
(b) Seed production
(c) Pollen tube formation
(d) All of these
Ans. D

Question. Which of the following characters is not shared by both the Gymnosperms and Angiosperms?
(a) presence of vessels
(b) pollen tube
(c) seed production
(d) Heterospory
Ans. A

Question. Which of these is not the characteristic of an Angiosperm?
(a) enclosed seed
(b) presence of archegonia
(c) double fertilization
(d) triploid endosperm
Ans. B

Question. Which of the following is an example of spike?
(a) Brassica
(b) Achyranthus
(c) Iberis
(d) Cassia
Ans. B

Question. Which of the following is an example of Biparous cyme?
(a) Silene
(b) Tradescantia
(c) Begonia
(d) Euphorbia
Ans. A

Question. In which of the following endosperm is involved in the process of fertilization?
(a) Gymnosperms
(b) Pteredophytes
(c) Angiosperms
(d) Algae
Ans. C

Question. Which of the following is part of an embryo?
(a) hypocotyls
(b) radical
(c) epicotyl
(d) all of these
Ans. D

Question. Which of the following is not part of an embryo?
(a) cotyledon
(b) endosperm
(c) plumule
(d) epicotyl
Ans. B

Question. In which of the following the endosperm tissue continues to grows as the ovule matures into a seed?
(a) corn
(b) bean
(c) pea
(d) gram
Ans. A

Question. Which of the following is not the feature of flowers pollinated by wind?
(a) small petals
(b) abundance of pollen grains
(c) production of nectar
(d) large feathery structure of the tip of pistils
Ans. C

Question. Which of the following is the character of insect pollinated flowers?
(a) large petals
(b) coloured petals
(c) production of nectar
(d) all of these
Ans. D

Question. In the life cycle of angiosperms meiosis occurs
(a) during seed formation
(b) before seed formation
(c) after spore formation
(d) during gametes formation
Ans. B

Question. Which of the following is not the part of Sporophyte of an angiosperm?
(a) sperm
(b) roots
(c) leaves
(d) stem
Ans. A

Question. The corn grain is a/an
(a) seed
(b) embryo
(c) spore
(d) fruit with a single seed
Ans. D

Question. The number of cotyledons present in bean seed is:
(a) one
(b) two
(c) three
(d) four
Ans. B

Question. Which of the following is the number of cotyledons in corn seed?
(a) one
(b) two
(c) three
(d) four
Ans. A

Question. The fruits of which of the following are provided with hooks?
(a) Dodonaea
(b) Cocklebur
(c) Coconut
(d) Grapes
Ans. B

Question. Which of the following generally possesses only primary wood?
(a) Monocotyledons
(b) Gymnosperms
(c) Dicotyledons
(d) All of these
Ans. A

Question. Which of the following fruits are parthenocarpic?
(a) apples
(b) oranges
(c) mangoes
(d) bananas
Ans. D

Question. In which of the following the thalamus forms the edible part of the fruit?
(a) pea
(b) apple
(c) grapes
(d) mango
Ans. B

Question. The chief characteristic of the succulents is that the bulk of the plant body is composed of
(a) food storage cells
(b) water storage cells
(c) reproductive cells
(d) dead cells
Ans. B

Question. Which of the following is reduced if the leaves are succulents in the succulent plants?
(a) stem
(b) roots
(c) flowers
(d) fruits
Ans. A

Question. Which of the following is not the characteristic of the succulents?
(a) well developed cuticle
(b) low rate of transpiration
(c) volume of the shoot is less in proportion to the surface exposed
(d) volume of the shoot is great in proportion to the surface exposed
Ans. D

Question. Which of the following has stored food in the form of sugars?
(a) stem tuber
(b) bulb
(c) corm
(d) rhizome
Ans. B

Question. Which of the following established rules for binomial nomenclature?
(a) H.C. Gram
(b) C. Linnaeus
(c) R. Whittaker
(d) Stanley
Ans. B

Question. Which of the following established five kingdom system of the living organisms?
(a) Stanley
(b) C. Linnaeus
(c) Lederberg
(d) R. Whittaker
Ans. D

Question. Which of the following is not the characteristic of Gymnosperm?
(a) stem
(b) root
(c) flower
(d) leaf
Ans. C

Question. Which of these is an example of uniparous cyme?
(a) Euphorbia
(b) Tradescantia
(c) Ipomoea
(d) Achyranthes
Ans. B

Question. Which of the following is the approximate number of species in the family Brassicaceae (Cruciferae)?
(a) 2000
(b) 3000
(c) 4000
(d) 5000
Ans. B

Question0. Sisymbrium irio belongs to the family
(a) Solanaceae
(b) Fabaceae
(c) Brassicaceae (Cruciferae)
(d) Poaceae
Ans. C

Question(a) Which of the following belongs to the family Solanaceae?
(a) Cicer arietinum
(b) Iberis amara
(c) Zea mays
(d) Capsicum annum
Ans. D

Question. In which of the following families Gynoecium consists of only one pistil?
(a) Leguminosae (Fabaceae)
(b) Solanaceae
(c) Brassicaceae
(d) None of these
Ans. A

Question. Which of the following are adapted to survival under conditions of a limit supply of water?
(a) Bryophytes
(b) Hydrophytes
(c) Xerophytes
(d) Mesophytes
Ans. C

Question. Which of the following has hollow stem between the nodes?
(a) Poaceae (Graminae)
(b) Solanaceae
(c) Leguminosae
(d) All of these
Ans. A

Question. In which of the following flowers are produced in dense spikes?
(a) Solanaceae
(b) Leguminosae
(c) Brassicaceae
(d) Graminae
Ans. D

Question. Which of these is mismatched?
(a) pollen grain _______ male gametophyte
(b) sunflower ________ umbel
(c) Gymnosperm _________ cones
(d) Potato _______ stem tuber
Ans. B

Question. Which of these is found in seed plants?
(a) complex vascular system
(b) pollen grain to replace swimming sperm
(c) retention of the megaspore with in the mega sporangium
(d) all of these
Ans. D

Question. Which of these is mismatched?
(a) anthers _______ produces microsporangia
(b) pistil ______ produces pollen
(c) ovule ______ becomes seed
(d) ovary _____ becomes fruit
Ans. B

Question. Which of the following is monocot family?
(a) Cruciferae
(b) Solanaceae
(c) Leguminosae
(d) Graminae
Ans. D

Question. Which of the following are seedless vascular plants?
(a) mosses
(b) horsetails
(c) liverworts
(d) legumes
Ans. B

Question. All embryophytes have life cycle with
(a) seeds
(b) flowers
(c) fruits
(d) alternation of generation
Ans. D

Question. Which of the following contains stored food for the germination of embryo?
(a) stigma
(b) endosperm
(c) pollen grain
(d) root
Ans. B

Question. In which of the following food is not stored in the endosperm of the seed?
(a) corn
(b) castor oil
(c) bean
(d) wheat
Ans. C

Question. Which of the following stores food in the cotyledon of the seed?
(a) corn
(b) wheat
(c) castor oil
(d) bean
Ans. D

Question. Which of these does not develop from the zygote of an angiosperm?
(a) endosperm
(b) cotyledon
(c) radical
(d) plumule
Ans. A

Question. Which of these remain underground during hypogeal mode of germination?
(a) plumule
(b) cotyledon
(c) epicotyl
(d) none of these
Ans. B

Question. Phylogeny describes a species
(a) reproductive compatibilities with other species
(b) evolutionary history
(c) morphological similarities with other species
(d) geographic distribution
Ans. D

Question. Of all the taxa, the only one that exists in nature as a biologically cohesive unit is the:
(a) species
(b) genus
(c) order
(d) kingdom
Ans. A

Question. The part of the embryo between the point of attachment of cotyledons and the radicle is called the:
(a) hypocotyls
(b) epicotyl
(c) suspensor
(d) plumule
Ans. A

Question. The part of the axis of embryo above the attachment of cotyledon is called the
(a) plumule
(b) epicotyl
(c) radicle
(d) hypocotyl
Ans. B

Question. In the seeds of leguminous plants, food is stored in the
(a) endosperm
(b) testa
(c) taegmen
(d) cotyledons
Ans. D