Description : Sphenopteris hoeninghausii is the….. a)stem b)root c)leaves d)ovule
Last Answer : c)leaves
Description : What is the upper part of the embryonic root called ?
Last Answer : The upper part of the embryonic root is called the hypocotyl.
Description : In roots, mitotically and metabolically inactive cells that are positioned just behind the root cap are called as
Last Answer : In roots, mitotically and metabolically inactive cells that are positioned just behind the root cap are called as – Quiescent center
Description : Which hormone is applied to the root of a plant ?
Last Answer : Auxin hormone is applied to the root of the plant.
Description : Which of the following propagates through the root ?
Last Answer : Patal propagated through roots.
Description : How do plants absorb water through root hairs ?
Last Answer : Answer : Plants absorb water through unicellular root hairs.
Description : What kind of radish root ?
Last Answer : Radish ( Raphanus raphanistrum subsp. sativus) is a staple vegetable.
Description : What if the tip of the root swells with food ?
Last Answer : When the tip of the root is swollen by storing food, it is called kandal.
Description : What is the non-transplanted root of bot tree ?
Last Answer : The non-transformational root of the bot tree is the columnar root
Description : The hypogeal germination is found in: (a) Bean (b) Maize (c) Rhizophora (d) Cucurbita Ans. (b) Directions: In the following questions more than one answer given may be correct select the correct ... (1) Piper-Climbing root (2) Ficus-Climbing root (3) Buttress root-Bombax (4) Vitis-Nodulated root
Last Answer : Ans. ((d))
Description : In onion, the swollen underground structure is: (a) Root (b) Rhizome (c) Bulb (d) Tuber
Last Answer : Ans. ((c))
Description : Development of shoot and root is determined by: (a) Cytokinin and auxin ratio (b) Enzymes (c) Temperature (d) Plant nutrients
Last Answer : Ans. ((a))
Description : Haploid plants can be obtained from: (a) Leaf culture (b) Bud culture (c) Root culture (d) Anther culture
Description : Primary root is: (1) Positively geotropic (2) Positive hydrotropic (3) Negative geotropic (4) Negative hydrotropic
Last Answer : Ans. ((b))
Description : Decot root having more than six vascular bundles are found in (a) Pea (b) Sunflower (c) Ficus (d) Ranunculus
Description : Select the correct statement: (a) Legumes are incapable of fixing nitrogen (b) Legumes fix nitrogen through bacteria living in fruits root (c) Legumes fix nitrogen only by bacteria present in nodules (d) None of the above
Last Answer : Ans. (c)
Description : Root cap is not found n: (a) Mesophytes (c) Hydrophytes (b) Xerophytes (d) Halophytes
Description : Root apical meristem is best explained by
Last Answer : Root apical meristem is best explained by – Histogen theory
Description : What is a complete root parasite? Give an example.
Last Answer : Ans: A complete parasite is achlorophyllous, establishes haustorial connection with both xylem and Phloem of the host to absorb both mineral water and organic food materials from the host plant. Ex: Orobanche
Description : Mycorrhizae is associated with the following a) Formation of root nodules b) Hyphae penetrating the soil c) Found mostly in lower plants d) Soil erosion
Last Answer : a) Formation of root nodules
Description : Root suckers are a) Insects that suck nutrients from the roots of plants b) Shoots that arise from roots to form new plant c)New plant parts that arise from the branches of fruit trees d) Roots of neighboring plants that share water with the another plant
Last Answer : b) Shoots that arise from roots to form new plant
Description : Why Insects Are Called A Means Of Pollination ?
Last Answer : A means of insect pollination. Insects swarm around to eat honey or attract beautiful colors. At this time the pollen sticks to the carrier. Whenever this carrier sits on another flower of the same species ... to the head of the next flower. This is why insects are called the medium of pollination.
Description : Why is Chupri potato called Bulbil ?
Last Answer : The desired buds of chupari potato do not grow properly but take the shape of a lump and after a while fall from the tree and fall to the ground and give birth to new tree. That is why chupari potato is called bulbil.
Description : Why is polythene called impenetrable curtain ?
Last Answer : The membrane through which the molecules of both solvent and solvent cannot move is called impermeable membrane. Both solvents and solvent molecules cannot move through polythene. That is why polythene is called impermeable screen.
Description : Why is sweating called Necessary evil ?
Last Answer : Perspiration is an inevitable process in plant life. As a result of perspiration, a lot of water evaporates from the body of the plant. It can also cause plant death. Therefore, perspiration seems to ... process in the life of plants. This is why perspiration is called a Necessary evil for plants .
Description : Which of the following is called a brainstem ?
Last Answer : The medulla is called the bota of the brain.
Description : Where is the hormone called florigen produced ?
Last Answer : A hormone called florigen is produced in the leaves.
Description : What is salt solution called ?
Last Answer : Salt solution is called saline , salty , salty etc.
Description : What is the upper part of the embryo called ?
Last Answer : : It is called epicotyl.
Description : What is the lower part of the embryo called ?
Last Answer : The lower part of the embryonic stem is called epicotyle.
Description : A mature ligule, having prominent basal portion, is called: (a) Glossopodium (b) Rhizhore (c) Trichome (d) None of these
Description : The process through which the amount of DNA, RNA and protein can be known at a time is called (a) Autoradiography (b) Tissue culture (c) Cellular fractioning (d) Phase contrast microscopy
Description : In moss, the middle sterile part of capsule is called: (a) Foot (b) Protonema (c) Columella (d) Spore sac
Description : The study of interelationship between species and its environment of a forest is called: (a) Autecology (b) Syneocology (c) Forest ecology (d) Co-operation
Description : Development of saprophyte from gametophyte, is called (a) Apomixis (b) Apospory (c) Apogamy (d) Dip1ospory
Description : A substance unrelated to substrate but capable of reversibly changing activity of enzyme by binding to a site other than active site is called (a) Competitive inhibitor (b) Non-competitive inhibitor (c) Catalytic inhibitor (d) Allosteric modulator/inhibitor
Description : A chain of amino acids joined by peptide bonds is called as (a) Peptide chain (b) Polypeptide chain (c) Polyamino acid chain (d) Nucleotide chain
Description : If a sporangium derived from a single cell is called (a) Leptosporangiate (b) Eusporangiate (c) Heterosporangiate (d) None of the above
Description : In bryoph4tes the female sex organ is called: (a) Archegonium (b) Antheridium (c) Carpogonium (d) Ascogonium
Description : Formation of diploid embryosac from diploid vegetative structure, e.g., nucellus or integument etc., without meiosis is called: (a) Apospory (b) Apomixis (c) Diplospory (d) Adventives polyembryony
Description : The study of past geological plant life is done in branch called as ….. a)Botany b)Paleobotany c)History d)Anthropology
Last Answer : b)Paleobotany
Description : Treatment of the hazardous substances in the environment with the help of living organisms is called as a. Bioremediation b. Waste management c. Waste control d. Biodegradation
Last Answer : a. Bioremediation
Description : ATP is called a. A nucleoside b. Physiological currency c. An amino acid d. Polynucleotide
Last Answer : b. Physiological currency
Description : Who is called father of plant physiology? a. K.M.Thimann b. Stephen Hales c. M. Calvin d.E. Robinowich
Last Answer : b. Stephen Hales
Description : Presence of two layers of phloem, one above xylem and another below xylem is called as
Last Answer : Presence of two layers of phloem, one above xylem and another below xylem is called as – Bicollateral arrangement
Description : The process involving emasculation of the flower before anthesis and depositing pollen grains on the cut end of the ovary is called as
Last Answer : The process involving emasculation of the flower before anthesis and depositing pollen grains on the cut end of the ovary is called as – Intra-ovarian pollination
Description : When the embryo develops from haploid egg cell without fertilization, the phenomenon is called as
Last Answer : When the embryo develops from haploid egg cell without fertilization, the phenomenon is called as – Haploid parthenogenesis
Description : When a diploid embryosac is formed from a megaspore mother cell without meiosis, it is called as
Last Answer : When a diploid embryosac is formed from a megaspore mother cell without meiosis, it is called as – Diplospory
Description : When embryo arises directly from the (2n) sporophytic cells like nucellus or integuments it is called as
Last Answer : When embryo arises directly from the (2n) sporophytic cells like nucellus or integuments it is called as – Adventive embryony
Description : The process where, plants are propagated by seeds, but the embryo is formed by the process in which normal meiosis and syngamy has been eliminated is called
Last Answer : The process where, plants are propagated by seeds, but the embryo is formed by the process in which normal meiosis and syngamy has been eliminated is called – Agamospermy