22339 + Interview Questions in Biology in Class 11 Page 383 InterviewSolution

19101.	Question : Cornea and crystalline cone are secreted respectively by
Answer» CONE CELLS, corneagen cells lenticular cells, SEMPER cells semper cells, retinulae retinulae and rhandomeres ANSWER :B

Discussion

19102.	Question :Corm differ from rhizome in having
Answer» UPRIGHT orientation Horizontal orientation OBLIQUE orientation AERIAL orientattion Answer :B

Discussion

19103.	Question : Cork of commerce is derived from
Answer» PHELLOGEN XYLEM PHLOEM Root Answer :A

Discussion

19104.	Question : Cork tissue arises from
Answer» periderm phellogen phelloderm phellem Answer :B

Discussion

19105.	Question : Cork is impervious to water due to the presence of
Answer» CELLULOSE HEMICELLULOSE Pectin Suberin Answer :D

Discussion

19106.	Question : Cork formed during secondary growth in dicot root, protects the root interior from
Answer» Pathogens Temperature VARIATIONS WATER Both (1) and (2) ANSWER :D

Discussion

19107.	Question : Cork cells are
Answer» lignified suberised cutinised pectinised Answer :B

Discussion

19108.	Question : Cork cambium results in the formation of cork, which becomes impermeable to water due to accumulation of:
Answer» resins suberin lignins tannins Answer :B

Discussion

19109.	Question : Cork cambium of dicot originates from
Answer» epiblema pericycle cambium of VASCULAR bundles endodermis Answer :B

Discussion

19110.	Question : Cork cambium forms tissues that form the cork. Do youagree with this statement? Explain.
Answer» Solution :Cork cambiun forms the tissues that form the cork. The cork cambium (or phellogen) CUTS off cells on both sides. The OUTER cells differentiate into cork (or PHELLEM) while the INNER cells differentiate into secondarycortex (or phelloderm).

Discussion

19111.	Question : Cork cambium forms tissues that form the cork. Do you agree with this statement ? Explain.
Answer» Solution :PHELLOGEN forms Phellem. It also forms PHELLODERM. It is not PART of cork.

Discussion

19112.	Question : Correlate the terms light & etiolation in plant.
Answer» Solution :Light has its own CONTRIBUTION in the growth of the plant. Light is IMPORTANT for growth and photosynthesis. Light stimulates healthy growth. Absence of light may lead to yellowish in COLOUR. This is called etiolation.

Discussion

19113.	Question : corals have a skeleton composed of
Answer» SILICA STRONTIUM sulphate calcium CARBONATE hydroxyapatite Answer :C

Discussion

19114.	Question : Coralloid roots of Cycas possess a symbiotic alga
Answer» Aulosira Spirogyra Ulothrix Anabaena Answer :D

Discussion

19115.	Question : Coralloid roots of cycas have symbiotic association with ………………….. .
Answer» BLUE GREEN ALGAE MYCORRHIZA EUGLENA Rhizobium Answer :A

Discussion

19116.	Question : Coralloid root of Cycas shows a symbiotic association with
Answer» ANABAENA Nostoc Aulosira Both A and B Solution :CORALLOID ROOTS of Cycas shows a symbiotic association with Anabaena and Nostoc.

Discussion

19117.	Question : Coralloid roots are present in
Answer» PINUS CYCAS Ginkgo Thuja ANSWER :B

Discussion

19118.	Question : Coralloid roots is the feature of :
Answer» Cycas Mosses Pinus Selaginella

Discussion

19119.	Question : Coral reef is formed by
Answer» ECHINODERMS coelenterates molluscs SHELLS

Discussion

19120.	Question : Copulatory pad
Answer» Solution :A MALE frog during reproduction period DEVELOP copulatory pad on the FIRST digit of the FORE LIMBS.

Discussion

19121.	Question : Coprophilous belongs to ……………..group.
Answer» Basidiomycetes ASCOMYCETES ZYGOMYCETES OOMYCETES Answer :C

Discussion

19122.	Question : COPD is the
Answer» EMPHYSEMA and CHRONIC BRONCHITIS ASTHMA and emphysema emphysema asthma, chronic bronchitis and emphysema Solution :asthma, chronic bronchitis and emphysema

Discussion

19123.	Question : Conversion of simple microbiomolecules into complex macrobiomolecules is called digestion/assimilation.
Answer» SOLUTION :ASSIMILATION

Discussion

19124.	Question : Conversion of leucoplasts to chloroplast is found in (I) Tubers of Radish (II) Potato tubers (III) Fruit of Tomato (IV) Maize kernels
Answer» I and II only II and III are CORRECT III and IV are correct IV and II are correct ANSWER :B

Discussion

19125.	Question : Conversion of fats into carbohydrates is a part of
Answer» HMP PATHWAY Glyoxylate CYCLE EMP pathway TCA cycle Answer :B

Discussion

19126.	Question : Conversion of atmospheric free nitrogen to nitrates is called
Answer» NITRATION NITROGEN FIXATION NITRIFICATION Denitrification Answer :B

Discussion

19127.	Question :Contrivance for cross pollination and mechanism of pollination found in members of Fabaceae respectively are
Answer» Protogyny and PARACHUTE MECHANISM PROTANDRY and parachute mechanism Protandry and PISTON mechanism Protogyny and piston mechanism ANSWER :D

Discussion

19128.	Question : Contribution of Scientists : T. O. Diener (1971):
Answer» Solution :Discovered viroids a NEW INFECTIOUS agent that was SMALLER than viruses and CAUSED potato SPINDLE tuber disease.

Discussion

19129.	Question : Contribution of Scientists : W. M. Stanley (1935) :
Answer» Solution :Showed that VIRUSES COULD be crystallised and crystals consist largely of PROTEINS.

Discussion

19130.	Question : Contribution of Scientists Pro. Shivram Kashyap
Answer» SOLUTION :He is CONSIDERED as FATHER of INDIAN Bryophytic SCIENCE.

Discussion

19131.	Question : Contribution of Scientists : R. H. Whittaker :
Answer» SOLUTION :Five KINGDOM CLASSIFICATION SYSTEM was given by him in 1969.

Discussion

19132.	Question : Contribution of Scientists : M. W. Beijerinek (1898) :
Answer» Solution :Demonstrated that the extret of the injected plants of tobacco could cause infection in HEALTHY plant and called the FLUID as contagium vivum fluidum [INFECTIOUS living fluid].

Discussion

19133.	Question : Contribution of Scientists : Linnaeus :
Answer» SOLUTION :(The father of taxonomy system) DIVIDED all the living organisms into TWO KINGDOMS in 1758.

Discussion

19134.	Question : Contribution of Scientists : Louis Pasteur :
Answer» SOLUTION :He LAID the foundation of BACTERIOLOGY by DEVELOPING culture TECHNIQUES.

Discussion

19135.	Question : Contribution of Scientists George Bentham and Joseph Dalton Hooker (1817-1911)
Answer» SOLUTION :They GAVE outline of classification of flowering plants.

Discussion

19136.	Question : Contribution of Scientists : DJ. Ivanowsky (1892)
Answer» SOLUTION :RECOGNISED certain microbes as causative ORGANISM of the mosaic DISEASE of TOBACCO

Discussion

19137.	Question : Contribution of Scientists Botanist Rothmeller.
Answer» SOLUTION :He has DIVIDED BRYOPHYTES into 3 CLASSES.

Discussion

19138.	Question : Contribution of Scientists : Ehrenberg:
Answer» SOLUTION :The TERM BACTERIA was PROPOSED by Ehrenberg in 1829.

Discussion

19139.	Question : Contribution of Scientists : Carl Woese :
Answer» Solution :GAVE three DOMAIN SYSTEM as in it ORGANISMS are CLASSIFIED into three domains i.e. Archaea, Bacteria and Eukarya.

Discussion

19140.	Question : Contribution of Scientists : Aristotle :
Answer» Solution :The earliest to attempt a scientific BASIS of CLASSIFICATION. He used simple morphological characters to classify plants as trees, SHRUBS and herbs. He also classified animals into two GROUPS i.e. enaima (With RED blood) and anaima (Without red blood).

Discussion

19141.	Question : Contribution of Scientists : Anton Von Leeuwenhoek :
Answer» SOLUTION :BACTERIA were discovered by Anton Von LEEUWENHOEK. He OBSERVED bacteria in 1675.

Discussion

19142.	Question : Contraction of gall bladder is induced by ………. .
Answer» GASTRIN CHOLECYSTOKININ SECRETIN ENTEROGASTRONE SOLUTION :N/A

Discussion

19143.	Question : Contraction of ciliary muscles ___________the curvature of lens while their relaxation _____________the curvature
Answer» ANSWER :INCREASES ; DECREASES

Discussion

19144.	Question : Contractile vacuole is important for excretion in
Answer» Amoeba Paramecium EUGLENA PLASMODIUM ANSWER :A

Discussion

19145.	Question : Continuous state of dividing tissues called meristem. In connection to this, what is the role of lateral meristem?
Answer» SOLUTION :LATERAL meristem(vascularcambium and corkcambium ) is responsiblefor the SECONDARY GROWTHOF stemand ROOTS.

Discussion

19146.	Question : Continuous and discontinuous collenchymatic ring is found in dicots like
Answer» CUCURBITA and HELIANTHUS Helianthus and Cucurbita ZEA MAYS and Helianthus Cucurbita and Zea mays 177. Answer :B

Discussion

19147.	Question : Continued self pollination results in
Answer» inbreeding depression SELF incompatibility HYBRID vigour all of these Answer :A

Discussion

19148.	Question : Continued inbreeding, especially close inbreeding generally results in
Answer» INBREEDING depression inbreeding stimulation inbreeding hybridization inbreeding mutation Answer :A

Discussion

19149.	Question : Contains the main areas for the understanding and production of speech in most individuals.
Answer» ANSWER :F

Discussion

19150.	Question : Contagium vivum fluidum was proposed by (A) D. J. Ivanowsky (B) M. W. Beijerinck (C) Stanley (D) Robert hook
Answer» D.J. Ivanowsky M.W. Beijerinek Stanley Robert Hook Solution :M.W. Beijerinek proposed contagium vivum fluidum means contagious living fluid. This phrase was FIRST USED to describe VIRUS, characteristic in escaping from the finest mesh available. D.J. Ivanowsky was a Russian Botanist who discovered the filterable nature of viruses and one of the founder of virology. Stanley Miller was a JEWISH American chemist experimented on origin of life. Robert Hook was the first to study and record CELLS using his primitive micropscope.

Discussion

Explore topic-wise InterviewSolutions in .

Question : Cornea and crystalline cone are secreted respectively by

Question :Corm differ from rhizome in having

Question : Cork of commerce is derived from

Question : Cork tissue arises from

Question : Cork is impervious to water due to the presence of

Question : Cork formed during secondary growth in dicot root, protects the root interior from

Question : Cork cells are

Question : Cork cambium results in the formation of cork, which becomes impermeable to water due to accumulation of:

Question : Cork cambium of dicot originates from

Question : Cork cambium forms tissues that form the cork. Do youagree with this statement? Explain.

Question : Cork cambium forms tissues that form the cork. Do you agree with this statement ? Explain.

Question : Correlate the terms light & etiolation in plant.

Question : corals have a skeleton composed of

Question : Coralloid roots of Cycas possess a symbiotic alga

Question : Coralloid roots of cycas have symbiotic association with ………………….. .

Question : Coralloid root of Cycas shows a symbiotic association with

Question : Coralloid roots are present in

Question : Coralloid roots is the feature of :

Question : Coral reef is formed by

Question : Copulatory pad

Question : Coprophilous belongs to ……………..group.

Question : COPD is the

Question : Conversion of simple microbiomolecules into complex macrobiomolecules is called digestion/assimilation.

Question : Conversion of leucoplasts to chloroplast is found in (I) Tubers of Radish (II) Potato tubers (III) Fruit of Tomato (IV) Maize kernels

Question : Conversion of fats into carbohydrates is a part of

Question : Conversion of atmospheric free nitrogen to nitrates is called

Question :Contrivance for cross pollination and mechanism of pollination found in members of Fabaceae respectively are

Question : Contribution of Scientists : T. O. Diener (1971):

Question : Contribution of Scientists : W. M. Stanley (1935) :

Question : Contribution of Scientists Pro. Shivram Kashyap

Question : Contribution of Scientists : R. H. Whittaker :

Question : Contribution of Scientists : M. W. Beijerinek (1898) :

Question : Contribution of Scientists : Linnaeus :

Question : Contribution of Scientists : Louis Pasteur :

Question : Contribution of Scientists George Bentham and Joseph Dalton Hooker (1817-1911)

Question : Contribution of Scientists : DJ. Ivanowsky (1892)

Question : Contribution of Scientists Botanist Rothmeller.

Question : Contribution of Scientists : Ehrenberg:

Question : Contribution of Scientists : Carl Woese :

Question : Contribution of Scientists : Aristotle :

Question : Contribution of Scientists : Anton Von Leeuwenhoek :

Question : Contraction of gall bladder is induced by ………. .

Question : Contraction of ciliary muscles ___________the curvature of lens while their relaxation _____________the curvature

Question : Contractile vacuole is important for excretion in

Question : Continuous state of dividing tissues called meristem. In connection to this, what is the role of lateral meristem?

Question : Continuous and discontinuous collenchymatic ring is found in dicots like

Question : Continued self pollination results in

Question : Continued inbreeding, especially close inbreeding generally results in

Question : Contains the main areas for the understanding and production of speech in most individuals.

Question : Contagium vivum fluidum was proposed by (A) D. J. Ivanowsky (B) M. W. Beijerinck (C) Stanley (D) Robert hook

Question : Contraction of ciliary muscles _the curvature of lens while their relaxation ___the curvature