Q- Seed which disperse through air are generally
(a) Dark in colour
(b) Lighter in weight
(c) Heavy in weight
(d) Round in shape
Ans: (b)
Q- Which one of the following parts of the pitcher plant becomes modified into a pitcher?
(a) Stem (b) Leaf
(c) Stipule (d) Petioles
Ans: (b)
Q- Which one of the following plant is preferred for mixed cropping in order to enhance the bioavailability of nitrogen?
(a) Wheat (b) Gram
(c) Maize (d) Barley
Ans: (b)
Q- Smallest angiospermic plant is
(a) Wolffia
(b) Victoria
(c) Rafflesia
(d) Orchid
Ans: (a)
Q- Which one of the following is an insectivorous plant?
(a) Passion on flower plant
(b) Pitcher plant
(c) Night queen
(d) Flame of forest
Ans: (b)
Q- Which one of the following is a protein fibre?
(a) Nylon
(b) Polyester
(c) Silk
(d) Cotton
Ans: (c)
Q- Epigeal germination is found in
(a) Maize
(b) Wheat
(c) Pea
(d) Castor
Ans: (d)
Q- Family having six cotyledons is
(a) Orchidaceae
(b) Leyuminosae
(c) Lorantta ceae
(d) All of the above
Ans: (c)
Q- What is the mode of nutrition of mushroom?
(a) Photosynthetic
(b) Chemosynthetic
(c) Parasitic
(d) Saprophytic
Ans: (d)
Q- Cross pollination is more benefited due to
(a) Formation of seed
(b) Formation of good seed
(c) Formation of weak seed
(d) None of the above
Ans: (b)
Q- The flavour of apples is mainly due to which one of the following?
(a) Formalin
(b) Benzene
(c) Ethanol
(d) Benzaldehyde
Ans: (c)
Q- Zoophily means pollination by
(a) animal (b) water
(c) wind (d) insect
Ans: (a)
Q- The seed in a nature ovary developed from
(a) Embryo (b) Embryo sac
(c) Ovules (d) Endosperm
Ans: (c)
Q- Which plant will lose its economic value if its fruits are produced by parthenocarpy?
(a) Grapes (b) Pomegranate
(c) Orange (d) Banana
Ans: (b)
Q- Pollination takes place in flower having smell by
(a) Insects (b) Wind
(c) Water (d) Animal
Ans: (a)
Q- Part of plant which is important for the life cycle of plant is
(a) Fruit (b) Bud
(c) Flower (d) Stem
Ans: (a)
Q- Pollen grain is
(a) Embryo
(b) Male gametophyte
(c) Spore mother cell
(d) Female gametophyte
Ans: (b)
Q- A flower bud which is used as spice is obtained from
(a) Cinnamon (b) Cardamom
(c) Clove (d) Coriander
Ans: (c)
Q- Stilt root is found in
(a) Paddy (b) Sugarcane
(c) Groundnut (d) Gram
Ans: (b)
Q- For which of the following crops does India have the largest cultivated area in the world?
(a) Wheat (b) Rice
(c) Pulses (d) Cotton
Ans: (b)
Q- Which one of the following is an insectivorous plant?
(a) Fashion flower plant
(b) Pitcher plant
(c) Night queen
(d) Flame of the forest
Ans: (b)
Q- Seed coat of seed is formed by
(a) Integuments
(b) Embryo
(c) Ovule
(d) Hilum
Ans: (a)
Q- True fruit develops from
(a) Ovary (b) Thalamus
(c) Petal (d) Funicle
Ans: (a)
Q- Which of the following is grown in field by their plantlet?
(a) Maize (b) Sorghum
(c) Onion (d) Soyabean
Ans: (c)
Q- Pollination takes place with the help of water is called
(a) Zoophily
(b) Hydrophyily
(c) Entomophily
(d) Anemophily
Ans: (b)
Q- Which one of the following is a flase fruit?
(a) Apple (b) Mango
(c) Cashew-nut (d) Betel-nut
Ans: (a)
Q- Root found in Dahila is
(a) Tuberous root
(b) Fusiform root
(c) Fasiculated root
(d) Conical root
Ans: (c)
Q- Pollination takes place with the help of bird is called
(a) Entomophily
(b) Anemophily
(c) Ornithophily
(d) Zoophily
Ans: (c)
Q- Which component of plants receives stimulus for flowering?
(a) Stems (b) Branches
(c) Leaves (d) Roots
Ans: (c)
Q- Hair present in maize corn cob is
(a) Seed hairs
(b) Modified hairs of bract
(c) Stigma
(d) Style
Ans: (d)
Q- Coconut and mango grouped under kind of fruit
(a) Pome (b) Bery
(c) Drup (d) Pepo
Ans: (c)
Q- Edible part of Turnip is
(a) Modified adventitious roots
(b) Modified tap roots
(c) Modified base of stem
(d) Underground stem
Ans: (b)
Q- Seed develops from
(a) Gynecium (b) Ovule
(c) Ovary (d) Pollen grain
Ans: (b)
Q- Grain of rice is a
(a) Seed
(b) Monocotyledonous fruit
(c) Dicotylednous fruit
(d) Endosperm
Ans: (b)
Q- Edible part of Apple is
(a) Pericarp
(b) Mesocarp
(c) Endocarp
(d) Fleshy thalamus
Ans: (d)
Q- Bulb store food in
(a) Root (b) Stem
(c) Leaf base (d) Petioles
Ans: (c)
Q- The edible part of garlic is
(a) Tunic
(b) Reduced stem
(c) Fleshy scales
(d) Base of infloresence
Ans: (c)
Q- Onion is a modified form of
(a) Stem (b) Root
(c) Leaves (d) Fruit
Ans: (a)
Q- Eye of potato are
(a) Apical buds
(b) Axillary buds
(c) Adventitious root
(d) Extra axillary bud
Ans: (b)
Q- Which of the following is a stem?
(a) Potato
(b) Carrot
(c) Sweet potato
(d) Radish
Ans: (a)
Q- Ginger is a
(a) Modified root
(b) Modified stem
(c) Modified leaf
(d) Modified bulb
Ans: (b)
Q- Potato is a modified stem which is called
(a) Corn (b) Tuber
(c) Bulb (d) Scaly bulb
Ans: (b)
Q- Development of fruit without fertilization is called
(a) Parthenogenesis
(b) Parthenocarpy
(c) Apomixis
(d) Apogamy
Ans: (b)
Q- The edible part of potato is
(a) Root (b) Bud
(c) Fruit (d) Stem
Ans: (d)
Q- In cacti photosynthesis is done by
(a) Leaf
(b) Stem
(c) Petiole
(d) None of the above
Ans: (b)
Q- Which modification of root does not store food?
(a) Napiform (b) Conical
(c) Stilt (d) Tuberous
Ans: (c)
Q- Plant which does not bear flower is called
(a) Orchides
(b) Gymnosperm
(c) Angiosperm
(d) Crytogamous
Ans: (b)
Q- Climbing root are found in
(a) Ctenospora (b) Trapa
(c) Piper betle (d) Water chestnut
Ans: (c)
Q- The edible part of cauliflower is
(a) Fruit (b) Bud
(c) Flower (d) Inflorescence
Ans: (d)
Q- Epiphytic root are found in
(a) Indian rubber plant
(b) Orchids
(c) Amarbel
(d) None of the above
Ans: (b)
Q- Pollination by bat is called
(a) Entomophily
(b) Anemophily
(c) Zoophily
(d) Cheiropterophily
Ans: (d)
Q- Respiratory roots are found in
(a) Betel (b) Chestnut
(c) Maize (d) Rhizophora
Ans: (d)
Q- The edible part of turmeric is
(a) Root (b) Rhizome
(c) Fruit (d) Corm
Ans: (b)
Q- Pollination takes place by snail is called
(a) Zoophily (b) Anemophily
(c) Entomphily (d) Malcophily
Ans: (d)
Q- Vegetative propagation by stem cutting is generally foundation
(a) Banana (b) Sugarcane
(c) Mango (d) Cotton
Ans: (b)
Q- Plant which grow in saline soil are
(a) Xerophytes (b) Hydrophytes
(c) Halophytes (d) Succulents
Ans: (c)
Q- Double fertilization is main feature of
(a) Bryophytes
(b) Pteridophytes
(c) Gymnosperm
(d) Angiosperm
Ans: (d)
Q- Embryo is found in
(a) Flower (b) Leaves
(c) Seeds (d) Buds
Ans: (c)
Q- Edible part of Lichi is
(a) Fleshy Thalamus
(b) Aril
(c) Mesocarp
(d) Cotyledon
Ans: (b)
Q- Bark of which tree is used as a concliment
(a) Cinnamon (b) Clove
(c) Neem (d) Palm
Ans: (a)
Q- Viviparity is found in
(a) Pineapple (b) Rhizophora
(c) Rhizobium (d) Rhizoclonicum
Ans: (b)
Q- Soft drinks such as cocoa contain singnificant quantities of
(a) Caffeine (b) Nicotine
(c) Tannin (d) Renin
Ans: (a)
Q- Tap root commonly occur in
(a) Dicotyledons
(b) Monocotyledons
(c) Angiosperm
(d) Grass
Ans: (a)
Q- Water is conducted in vascular plant by
(a) Phloem tissue
(b) Parenchyma tissue
(c) Meristems
(d) Xylem tissue
Ans: (d)
Q- The gas used for artificial ripening of fruit is
(a) Ether (b) Ammonia
(c) Acetylene (d) Ethylene
Ans: (d)
Q- Fruit of which of the following plant is found in underground soil
(a) Potato (b) Carrot
(c) Pea-nut (d) Onion
Ans: (c)
Q- A plant that flowers only once in life is
(a) Monoflory (b) Monocarpic
(c) Polycarpic (d) Multicarpic
Ans: (b)
Q- Edible part of coconut is
(a) Pericarp (b) Endosperm
(c) Seed coat (d) Complete seed
Ans: (b)
Q- Which one of the following is a fruit?
(a) Potato (b) Onion
(c) Garlic (d) Chilly
Ans: (d)
Q- Which one of the following types of plants produces spores and embryo, but without seeds and vascular tissue?
(a) Gymnosperms
(b) Pteridophytes
(c) Bryophytes
(d) Angiosperms
Ans: (b)
Q- Which of the following match is correct?
(a) Mango-Bery (b) Tomato-Pome
(c) Apple-Drup (d) Banana-Bery
Ans: (d)
Q- Most important food is produced in the form of
(a) Root (b) Stem
(c) Fruit (d) Leaf
Ans: (c)
Q- Hypogeal germination is found in
(a) Pumpkin (b) Maize
(c) Rhizophora (d) Beans
Ans: (b)
Q- Transfer of pollen grain from pollen sac to stigma is called
(a) Thalamus (b) Pollination
(c) Fertilization (d) Germination
Ans: (b)
Q- Which is a modification of tap root?
(a) Prop root
(b) Stilt root
(c) Pneumatophores
(d) Assimilatory roots
Ans: (c)
Q- Parthanogenesis is seen generally in
(a) Grapes (b) Lichi
(c) Apple (d) Mango
Ans: (a)
Q- Which part of pear is edible?
(a) Fleshy thalamus
(b) Spores
(c) Both (a) and (b)
(d) Pod
Ans: (a)
Q- Which of the following plant only produce seed but not fruit?
(a) Sugarcane (b) Pea-nut
(c) Cycus (d) Almond
Ans: (c)
Q- Generally for germination which of the following is not needed?
(a) Light (b) Water
(c) Air (d) Temperature
Ans: (a)
Q- Pollination takes place in closed flower
(a) Cleistogamy
(b) Allogamy
(c) Autogamy
(d) None of the above
Ans: (a)
Q- Stem develops from
(a) Plumule (b) Radicle
(c) Ovule (d) Epicotyl
Ans: (a)
Q- Which of the following is not a root?
(a) Potato
(b) Carrot
(c) Sweet Potato
(d) Radish
Ans: (a)
Q- Pnematophores are found in
(a) Xerophytic plant
(b) Climbing plant
(c) Mangroove plant
(d) Hydrophytes plant
Ans: (c)
Q- Entomophily pollination occur with the help of
(a) Animal (b) Insects
(c) Wind (d) Water
Ans: (b)
Q- Which of the following part modified into pitcher in pitcher plant?
(a) Stem (b) Leaf
(c) Petiole (d) Stipule
Ans: (b)
Q- Root develop from radical
(a) Fibrous root
(b) Respiratory root
(c) Adventitious root
(d) Tap root
Ans: (d)
Q- Root develops from any part of plant body except the radical
(a) Tap root
(b) Adventitious root
(c) Fibrous root
(d) Tuberous root
Ans: (b)
Q- The stem modified to perform the function of leaf and many internodes is called
(a) Phylloclade (b) Cladode
(c) Offset (d) Phyllode
Ans: (a)
Q- In plant which one of the following tissues is dead?
(a) Parenchyma
(b) Collenchyma
(c) Sclerenchyma
(c) Phloem
Ans: (b)
Q- Study of flower is called
(a) Agrostology (b) Phenology
(c) Polynology (d) Anthology
Ans: (d)
Q- Seedless fruit is obtained from
(a) Using enzymes
(b) Using harmones
(c) Keeping plant at 70ºC
(d) Keeping plant in shiny light
Ans: (b)
Q- Largest leaves occur in
(a) Rafflesia (b) Victoria
(c) Banana (d) Nicotiana
Ans: (b)
Q- The edible part of mango is
(a) Exocarp (b) Mesocarp
(c) Endocarp (d) Pericarp
Ans: (b)
Q- Roots arises from the horizontal arial branches of tree Banyan is called
(a) Annulated root
(b) Climbing root
(c) Still root
(d) Prop root
Ans: (d)
Q- Roots develope from
(a) Plumule (b) Radicale
(c) Stem (d) Leaf
Ans: (b)
Q- Carrot is a modified
(a) Root (b) Stem
(c) Fruit (d) Flower
Ans: (a)
Q- Prop root is
(a) Tap root
(b) Fasiculated root
(c) Branched root
(d) Adventitious root
Ans: (d)
Q- Syngamy results in formation of
(a) haploid zygote
(b) diploid zygote
(c) non-motile male gametes
(d) motile male gametes
Ans: (b)
Q- National flower of India is
(a) Lotus (b) Rafflesia
(c) Loranthus (d) Rose
Ans: (a)
Q- Largest flower found in the world is
(a) Rafflesia (b) Victoria
(c) Drosora (d) Amarbel
Ans: (a)
Q- In which of the following leaves are reduced?
(a) Hydrophytes (b) Mesophytes
(c) Halophytes (d) Xerophytes
Ans: (d)
Q- Which of the following roots contain nitrogen fixing bacteria?
(a) Assimilatory roots
(b) Nodulated root
(c) Napiform root
(d) Tuberous root
Ans: (b)
Q- Anemophily pollination takes place by
(a) Animal (b) Insects
(c) Wind (d) Water
Ans: (c)
Q- Pneumatophores are found in
(a) Hydrilla (b) Rhizophora
(c) Water chestnut
(d) Salvinia
Ans: (b)
Q- A complete flower has
(a) Androecium and gynoecium
(b) Sepal and Petal
(c) Both (a) and (b)
(d) Androecium, gynoecium and petal
Ans: (c)
Q- Vivipary mean
(a) Development of seed after fertilization
(b) Germination of seed the stem
(c) Germination of seed in fruit attached to parent plant
(d) Organisation of many seed
Ans: (c)
Q- The plant dye Henna imparts orangered colour to skin and hairs due to its reaction with which of the following?
(a) Protein and amino acids
(b) Lipids
(c) Carbohydrates
(d) Amino acids
Ans: (a)
Q- Independent alternation of generation is found in
(a) Lotus
(b) Union
(c) Fern
(d) Cyces
Ans: (c)
Q- Fertilization is a process in which
(a) A male gamete fuse with egg cell
(b) Transfer of pollen grains nuclei
(c) Fusion of male gamete with polar
(d) Formation of seed from ovule
Ans: (a)
Q- Why do you feel cool under a tree but not so under a tin shed on a sunny day?
(a) The greenness of the tree gives the coal feeling
(b) Photosynthesis absorbs heat
(c) The leaves convert water vapour into water which is a heat absorbing process
(d) The leaves gives out water which vapourises absorbing some heat as latent heat
Ans: (d)
Q- Which one of the folloowing pair is not correctly matched?
(a) Funaria – Bryophyte
(b) Chlorella – Pteridophte
(c) Spyrogyra – Algae
(d) Cycas – Gymnosperm
Ans: (b)
Q- A biennial plant is the one which
(a) Completes life cycle in two years
(b) Completes life cycle in two seasons
(c) Flowers every years but completes its life cycle in two years
(d) Completes life cycle in three years
Ans: (a)
Q- Partenogenesis is a process in which
(a) Fruit develops without harmone
(b) Fruit develops without fertilization
(c) Development of egg without fertilization
(d) Development of embryo without fertilization
Ans: (b)
Q- Potato tuber is not a modified root because
(a) It is oval or spherical in shape
(b) It is protacted by corky skin
(c) It bears spirally arranged eyes which represent nodes
(d) It stores starch as reserve food material
Ans: (c)
Q- During spring seasonal leaves from the branch of tree are fallen due to
(a) Because duration of day decrease
(b) Decrease in atmospheric temperature
(c) Decrease in atmospheric pressure
(d) Formation of separating layer
Ans: (d)
Q- Which of the follwing match is wrong?
(a) Conical root – Onion
(b) Fusiform root – Radish
(c) Napiform root – Turnip
(d) Respiratory root– Mangroove
Ans: (a)
Q- Velamen present in orchid plant
(a) For providing support
(b) For the absorption of moisture from air
(c) For the assimilation of Carbohydrate
(d) For the exchange of gases
Ans: (b)
Q- Consider the following statements:
1. Vascular system is absent.
2. Reproductive organ are multicellular. Which of the following statements given above is/are correct?
(a) 1 Only
(b) 2 Only
(c) Both 1 and 2
(d) Neither 1 nor 2
Ans: (b)
Q- Reproductive part of flower is
(a) Androcium and gynoecium
(b) Sepal and petal
(c) Petal and androcium
(d) Sepal and gynecium
Ans: (a)