24277 + Interview Questions in Biology in Class 12 Page 251 InterviewSolution

12501.	Question : Morgan discovered sex linked inheritance firstin
Answer» Humaebeings Sweet pea Drosphila melanogaster Guinea pigs Answer :C

Discussion

12502.	Question : Morgan caried out several crosses in Drosophila to study genes that were sex-linked. Those crosses were
Answer» Monohybrid Dihybrid Trihybrid None of these Answer :B

Discussion

12503.	Question : More thean 900 restriction enzymes have been isolated from
Answer» More than 230 STRAINS of VIRUSES 230 strains of PROKARYOTES 230 strains of Bacteria More than 230 strains of Bacteria Answer :D

Discussion

12504.	Question : More than two leaves arise at each node and form a whorl or a circle in
Answer» Nerium Calotropies Alstonia Both (1) & (3) ANSWER :D

Discussion

12505.	Question : More than two allelic forms existing for certain genes is termed as
Answer» Pleiotropy Polygenic traits Epistasis Multiple alleles Answer :D

Discussion

12506.	Question : More than 70 per cent of livestock population is in
Answer» denmark india CHINA India and china ANSWER :D

Discussion

12507.	Question : More than 70% of wold's freshwater is contained in:
Answer» POLAR ice Antarctica Greenland Glaciers and mountains Answer :A

Discussion

12508.	Question :More than 70 per cent of livestock population is in -
Answer» Denmark India CHINA India and China Solution :More than 70% of the world livestock population is in India and China, but CONTRIBUTION to the world farm PRODUCE is only 25% (means productivity per UNIT is very low)

Discussion

12509.	Question : More than 70% of world's fresh water is contained in
Answer» ANTARCTICA GLACIERS and mountains GREEN land and south Polar ice Answer :D

Discussion

12510.	Question : More moisture loving mosses are
Answer» POLYTRICHUM, Grimmia Hypnum, Bryum Both (a) and (B) NONE of these ANSWER :B

Discussion

12511.	Question : More isthe leaf area_____is the rate of transpiration.
Answer» ANSWER :HIGHER

Discussion

12512.	Question : More energy is stored in per unit weight of
Answer» CARBOHYDRATE FAT PROTEIN glucose ANSWER :B

Discussion

12513.	Question : "More and more children in metro cities of India suffer from allergies and asthma." a. Do you agree with this statement?b. Justify your answer.
Answer» SOLUTION :a. Yes b. Absence of previous encounter with the allergies in the over protected environment reduces immunity and CHILDREN become more PRONE to allergy Or Over EXPOSURE to allergens or pollutants in the metropolitan cities.

Discussion

12514.	Question : "More and more children in Metro cities of India suffer from allergies and asthma" Justify your answer
Answer» SOLUTION :Absence of previours ENCOUNTER with the ALLERGEN or the over protected ENVIRONMENT reduces immunity and children become more PRONE to allergy.

Discussion

12515.	Question : More advancement in genetic engineering is due
Answer» Restriction ENDONUCLEASES Reverse transcriptase PROTEASE ZYMASE Solution :Restriction endonucleases

Discussion

12516.	Question : Montreal Protocol is for...........
Answer» SOIL pollution Air pollution Water pollution Ozone DEPLETION ANSWER :D

Discussion

12517.	Question : Montreal Protocol which calls for appropriate action to protect the ozone layer from human activities passed in the year :
Answer» 1985 1986 1988 1984 Answer :D

Discussion

12518.	Question : Montreal protocol refers to :
Answer» Substance that deplet ozone layer Persistent ORGANIC pollutants Global warming and CLIMATE change. Biosafety of genetically modified organisms Answer :A

Discussion

12519.	Question : Montrealprotocol isa proceduresignedat Montreal (canada ) in 1987 .a) Identifythe environmental issue relatedto this .b) which isthe chemical causingthe environmentalproblem ?
Answer» SOLUTION :a)OZONE HOLE B) Choloro fluro carbonsreleaseactivechlorineatomswhichresultsin degradationof theozonein the STRATOSPHERE

Discussion

12520.	Question : Montreal Protocol aims by
Answer» Control of `CO_(2)` Reduction in ozone depleting substances BIODIVERSITY conservation Control of water POLLUTION Answer :B

Discussion

12521.	Question : Montreal Protocol aims at:
Answer» Reduction of OZONE DEPLETING substances Biodiversity conservation CONTROL of water POLLUTION Control of `CO_2` emission Answer :A

Discussion

12522.	Question : Monothecous anthers occur in
Answer» Hibiscusrosa- sinensis/Malvaceae Allium cape/Liliaceae Brassica oleracea/Crucifarae Solanum nigrum/Solanaceae Answer :A

Discussion

12523.	Question : Monosporic development
Answer» SOLUTION :The METHOD of embryo sac formation from a single MEGASPORE is TERMED as MONOSPORIC development

Discussion

12524.	Question : Monosomy is represented by the condition of
Answer» 2n+1 2n-1 2n-2 n-1 Answer :B

Discussion

12525.	Question : Monohybrid cross F_1 progeny Tt is inbred. What will be the maximum types of F_2 genotypes ?
Answer» A. 3 B. 2 C. 4 D. 1 Answer :A

Discussion

12526.	Question : Identify thecorrect statement(s) from the below i) Monohybrid inheritance is the inheritance of a single character. ii) It involves the inheritance of two alleles of a single gene. iii) It involves individuals differing in two characters. iv) It is the inheritance of two separate genes.
Answer» I,II and III I and II I,II and IV II, III and IV Answer :B

Discussion

12527.	Question : Monoecious pal Chara shows occurance of
Answer» upper antheridium and LOWER oogoninum on the same plant upper oogoninumand lower antheridiumon the same plant antheridiophore and archegoniophore on TH same plant stamen and CARPEL on the same plant Answer :B

Discussion

12528.	Question : Monocystis differs from Paramoecium due to the absence of ?
Answer» CONTRACTILE vacuole Cilia Dimorphic nucleus All of the above Answer :D

Discussion

12529.	Question : Monocots have beengrouped in
Answer» 7 series 8series 14series 21series Answer :A

Discussion

12530.	Question : Monocot stems show secondary growth
Answer» DRACAENA MAIZE grass bamboo Answer :A

Discussion

12531.	Question : Monoclonal antibodies are produced from hybrid cells, called hybridomas. The cells employed to obtain these hybridcells are :
Answer» T-lymphocytes and myeloma cells B-lymphocytes and CARCINOMA cells B-lymphocytes and myeloma CELL Lymphoma cells and bone marrow cell SOLUTION :B-lymphocytes and myeloma cell

Discussion

12532.	Question : Monocot stem lacks
Answer» Tracheids Sieve tube Cambium None of these Answer :C

Discussion

12533.	Question : monocot root has
Answer» CONJOINT, collateral,open, polyarch vascular bundles. suberised , exoddermis,casparian,casparian strip, PASSAGE CELLS,cambium suberised exodermis,polyarch xylem,pith exoderims. Endarch, tetrarch closed vascular bundles. Answer :C

Discussion

12534.	Question : Monocarpic plant
Answer» FLOWERS twice in two years Bears only ONE type of flower Flowers once in every year Dies after flowering once in its LIFE cycle Answer :D

Discussion

12535.	Question : Monoadelphous stamens are found in :-
Answer» Lily Brinjal Pea China rose Answer :D

Discussion

12536.	Question : Moloch (spiny lizard of Australia) has hygroscopic glands in the skin which absorb water from the moist sand.
Answer» ANSWER :TRUE

Discussion

12537.	Question : Monadalphous androecium occrus in
Answer» Pea Hibiscus Brassica Helianthus Answer :B

Discussion

12538.	Question : Molecules with limited metabolic activity are called
Answer» PROTOCELLS PROTISTS Protobionts Protostomes ANSWER :C

Discussion

12539.	Question : Molecule of ATP is structurally similar to the molecule of :
Answer» DNA RNA Protein AMP Answer :B

Discussion

12540.	Question : Molecule into which the coded information in DNA transcribed is :
Answer» m-RNA t-RNA r-RNA hn-RNA Answer :A

Discussion

12541.	Question : Molecular scissors, which cut DNA at specific site is
Answer» Pectinase Polymerase Restriction endomuclease Ligase Answer :C

Discussion

12542.	Question : Molecular scissors which cut DNA at specific site is
Answer» Pectinase Polymerase Restriction endonuclease Ligase Answer :C

Discussion

12543.	Question : Molecular scissors which are commonly used as key tool in genetic engineering .Option one : DNA polymerase.Option two : Restriction endonuclease.Option three : DNA ligase.Option four : Lipase.
Answer» DNA Polymerase Restriction endounuclease DNA ligase Lipase Answer :B

Discussion

12544.	Question : Molecular scissors, which cut DNA at specific site :
Answer» ligase cellulase endonucleases polymerase Answer :C

Discussion

12545.	Question : Molecular scissors which cut DNA at specific site
Answer» RESTRICTION endonuclease ligase CELLULOSE PECTINASE ANSWER :A

Discussion

12546.	Question : Molecular scissor is
Answer» Restriction endonuclease HELICASE UREASE PEPTIDASE SOLUTION :Restriction endonuclease

Discussion

12547.	Question : Molecular glue or gum is
Answer» DNasc DNA polymerase DNA ligase DNA DEPENDENT DNA polymerase Answer :C

Discussion

12548.	Question : Molecular probes are used for many genetic disorder like
Answer» DUCHENNE MUSCULAR dystrophy cystic-fibrosis Tay-Sachs disease all of these Answer :D

Discussion

12549.	Question : Molecular markers are
Answer» PHENOTYPIC trait in a crop differences in essential oil content MOLECULAR MARKS on a plant parameters of molecular biology Answer :D

Discussion

12550.	Question : Molecular formula of chlorophyll-b is
Answer» `C_(55)H_(70)O_(6)N_(4)Mg` `C_(55)H_(72)O_(5)N_(4)Mg` `C_(55)H_(70)O_(5)N_(4)Mg` `C_(54)H_(70)O_(6)N_(4)Mg` Solution :The molecular formula of chlorophyll-b is `C_(55)H_(70)O_(6)N_(4)Mg`. It helps in photosynthesis by ABSORBING light energy. It is more soluble in polar solvents than chlarophyll-a because of its carbonyl group. It is of yellow colour and PRIMARILY absorbs blue light.

Discussion

Explore topic-wise InterviewSolutions in .

Question : Morgan discovered sex linked inheritance firstin

Question : Morgan caried out several crosses in Drosophila to study genes that were sex-linked. Those crosses were

Question : More thean 900 restriction enzymes have been isolated from

Question : More than two leaves arise at each node and form a whorl or a circle in

Question : More than two allelic forms existing for certain genes is termed as

Question : More than 70 per cent of livestock population is in

Question : More than 70% of wold's freshwater is contained in:

Question :More than 70 per cent of livestock population is in -

Question : More than 70% of world's fresh water is contained in

Question : More moisture loving mosses are

Question : More isthe leaf area_____is the rate of transpiration.

Question : More energy is stored in per unit weight of

Question : "More and more children in metro cities of India suffer from allergies and asthma." a. Do you agree with this statement?b. Justify your answer.

Question : "More and more children in Metro cities of India suffer from allergies and asthma" Justify your answer

Question : More advancement in genetic engineering is due

Question : Montreal Protocol is for...........

Question : Montreal Protocol which calls for appropriate action to protect the ozone layer from human activities passed in the year :

Question : Montreal protocol refers to :

Question : Montrealprotocol isa proceduresignedat Montreal (canada ) in 1987 .a) Identifythe environmental issue relatedto this .b) which isthe chemical causingthe environmentalproblem ?

Question : Montreal Protocol aims by

Question : Montreal Protocol aims at:

Question : Monothecous anthers occur in

Question : Monosporic development

Question : Monosomy is represented by the condition of

Question : Monohybrid cross F_1 progeny Tt is inbred. What will be the maximum types of F_2 genotypes ?

Question : Identify thecorrect statement(s) from the below i) Monohybrid inheritance is the inheritance of a single character. ii) It involves the inheritance of two alleles of a single gene. iii) It involves individuals differing in two characters. iv) It is the inheritance of two separate genes.

Question : Monoecious pal Chara shows occurance of

Question : Monocystis differs from Paramoecium due to the absence of ?

Question : Monocots have beengrouped in

Question : Monocot stems show secondary growth

Question : Monoclonal antibodies are produced from hybrid cells, called hybridomas. The cells employed to obtain these hybridcells are :

Question : Monocot stem lacks

Question : monocot root has

Question : Monocarpic plant

Question : Monoadelphous stamens are found in :-

Question : Moloch (spiny lizard of Australia) has hygroscopic glands in the skin which absorb water from the moist sand.

Question : Monadalphous androecium occrus in

Question : Molecules with limited metabolic activity are called

Question : Molecule of ATP is structurally similar to the molecule of :

Question : Molecule into which the coded information in DNA transcribed is :

Question : Molecular scissors, which cut DNA at specific site is

Question : Molecular scissors which cut DNA at specific site is

Question : Molecular scissors which are commonly used as key tool in genetic engineering .Option one : DNA polymerase.Option two : Restriction endonuclease.Option three : DNA ligase.Option four : Lipase.

Question : Molecular scissors, which cut DNA at specific site :

Question : Molecular scissors which cut DNA at specific site

Question : Molecular scissor is

Question : Molecular glue or gum is

Question : Molecular probes are used for many genetic disorder like

Question : Molecular markers are

Question : Molecular formula of chlorophyll-b is