24277 + Interview Questions in Biology in Class 12 Page 380 InterviewSolution

18951.	Question : Coronaradiatain theovumis formedof _____.
Answer» SOLUTION : folliclecells

Discussion

18952.	Question : Coronal suture is formed in between
Answer» PARIETAL and occipital Parietal and parietal Parietal and FRONTAL Parietal and temporal Answer :C

Discussion

18953.	Question : Cornea transplant in human is almost never rejected. This is because:
Answer» it is COMPOSED of ENUCLEATED cells it is a non-living layer its cells are LEAST PENETRABLE by bacteria it has no blood supply Answer :D

Discussion

18954.	Question : Cornary artery disease(CAD).
Answer» Solution :(1)Coronary artery disease is a condition caused due to problems like athersclerosis.(2)In this disease,coronary arteries are NARROWED due to deposition of fatty substances.(3)Due to this blooad flow to the heart is REDUCED.(4)In coronary heart disease,THe heart muscle is damaged beacause of an inadequate amount of blood due to obstruction of its blood supply.The symptoms of CAD upon the degree of obstruction.(5)Symptoms are MILD chest pain or angina pectoris.(6) In sereve cases,it results in heart attack known as myocardialinfarction.

Discussion

18955.	Question : Corms can be differentiated from rhizome in having
Answer» LESS conspicous buds oblique GROWTH PERENNIAL life circular nodes Answer :4

Discussion

18956.	Question : Corm is a modification of –
Answer» Root Leaves Stem Seed Answer :C

Discussion

18957.	Question : Corm is a modification of
Answer» ROOT Leaf Stem BUD ANSWER :B

Discussion

18958.	Question : Cork cells have a deposition of :
Answer» Lignin Suberin Cutin pectin Answer :B

Discussion

18959.	Question : Cork cambium is commonly called as
Answer» PRIMARY meristem Lateral meristem Apical meristem Intercalary meristem Answer :B

Discussion

18960.	Question : Cork cambium gives rise to which of the following tissue
Answer» CORK and SECONDARY cortex Vascular cambium Xylem and phloelm All of the above Answer :A

Discussion

18961.	Question : Cork cambium in the dicot root is derived from____
Answer» . ANSWER :PERICYCLE

Discussion

18962.	Question :Corbet National Park is situated in ___________
Answer» UTTARAKHAND UTTAR PRADESH JHARKHAND HIMACHAL Pradesh Answer :A

Discussion

18963.	Question : Corals are generally
Answer» Solitary Colonial Stonely Both B and C. Answer :D

Discussion

18964.	Question : Corals belong to phylum _____.
Answer» ANSWER :COELENTERATA

Discussion

18965.	Question : Corals are eurythermal animals.
Answer» ANSWER :Stenostermal

Discussion

18966.	Question : Copy the picture given below and mark the following:
Answer» SOLUTION :

Discussion

18967.	Question : Copy the picture given and mark the following:
Answer» SOLUTION :(a ) CONNECTIVE tissue (B ) Ebidermis(c ) Sporogenous tissue (d ) Tapetum

Discussion

18968.	Question :Copy the diagram and label the following parts.Leading strand, okazaki fragments, lagging strand, replication points.
Answer» SOLUTION :

Discussion

18969.	Question : Copper-T prevents :
Answer» OVULATION FERTILIZATION of egg Implantation Both (B) and (C) ANSWER :D

Discussion

18970.	Question : Coprolite is
Answer» FOSSILIZED faeces Fossilized POLLEN grain Fossilized bone Plant fossil Answer :A

Discussion

18971.	Question : Copper-T loop prevents:OvulationZygote formationFertilizationCleavage
Answer» Ovulation Zygote formation Fertilization Cleavage Answer :C

Discussion

18972.	Question :Copper
Answer» Solution :Location : Important useful device for family PLANNING in uterus of female. Function : RELEASES metal ion which possesses strong ANTIFERTILITY quality prevents PREGNANCY.

Discussion

18973.	Question : Cooured seed coat (S) is dominant over white seed coat (s). When a white seed coat (ss) plant is crossed with coloured seed coat (Ss) plant the seed coat colour of newly developed plant will be
Answer» WHITE Coloured Coloured and white in the RATIO of 1:1 Mosaic Answer :C

Discussion

18974.	Question : Convex lenses correct.
Answer» PRESBYOPIA Myopia Hypermetropia Glaucoma. ANSWER :C

Discussion

18975.	Question : Coordination· of voluntary muscle activity is connected with:
Answer» Cerebrum Cerebellum Medulla oblongata Crura cerebri Answer :B

Discussion

18976.	Question : convertional biotechnology is also known as
Answer» MODERN BIOTECHNOLOGY Traditionnal biotechnology OLD bioteachnology KITCHEN biotechonolgy SOLUTION :N/A

Discussion

18977.	Question : _____converts fibrinogen into fibrin.
Answer» Hirudin Heparin Thromboplastin Thrombin Answer :D

Discussion

18978.	Question : Convert sequence of stagess in evolution of modern man/Homosapien sapien.
Answer» AUSTRALOPITHECUS, NEANDERTHAL MAN, Cro-Magnon man, Homo erectus and MODERN man Austalopithecus, Homo erectus, Neanderthal man, Cro-Magnon man and Modern man Homo erectus, Neanderthal man, Australopithecus, Cro-Magnon man and Modern man Homo erectus, Australopithecus, Neanderthal man, Cro-Magnon man and Modern man Answer :B

Discussion

18979.	Question : Conversion of soluble fibrin into insoluble fibrin is made possible in the presence of
Answer» FACTOR X factor XIII factor XII factor IX Answer :B

Discussion

18980.	Question : Conversion of PGA to G - 3 - P in PCR cycle involves
Answer» OXIDATIVE DECARBOXYLATION Decarboxylation and DEAMINATION Phoshorylation and REDUCTION Reduction and transamination Answer :C

Discussion

18981.	Question : Conversion of nitrate ion into ammomum ion by soil bacteria is called
Answer» ANSWER :NITRIFICATION

Discussion

18982.	Question : Conversion of ammonia into uric acid occurs through ………………
Answer» ORNITHINE CYCLE guanine cycle Ionosinic pathway Kreb's cycle Solution :ornithine cycle

Discussion

18983.	Question : Conversion of ammonia into uric acid occurs through ……….. .
Answer» ORNITHINE cycle Guanine cycle Inosinic pathway Krebs cycle Answer :C

Discussion

18984.	Question : Conversion of alpha- ketoglutaric acid into succinyl co-A is a step of
Answer» EMP PATHWAY TCA cycle HMP pathway ED pathway ANSWER :B

Discussion

18985.	Question : {:("Convergent evolution","Divergent evolution"),((1)"Bones of forelimbs of vertebrates","Wings of butterfly and birds"),((2)"Thorns of Bougainvillia and tendrils of Cucurbita","Eyes of Octopus and Mammals"),((3)"Eyes of octopus and mammals","Bones of forelimbs of vertebrates"),((4)"Thorns of Bougainvillia and tendrils of Cucurbita","Wings of butterflies and birds"):}
Answer» ANSWER :C

Discussion

18986.	Question : Converion of milk to curd improves its nutritional value by increasing the amount of
Answer» VITAMIN E Vitamin D Vitamin `B_12` Vitamin A Solution :Vitamin `B_12`

Discussion

18987.	Question : Convergent evolution
Answer» Solution :lt is said to occur when different structure or species DEVELOP SIMILAR adaptive FEATURES due to similar HABITATS.

Discussion

18988.	Question : Convergent evolution is shown by
Answer» HOMOLOGOUS organ analogous organ vestigial organ All of these Answer :B

Discussion

18989.	Question : Convergent evolution is illustrated by
Answer» DOGFISH and WHALE rat and dog bacterium and PROTOZOAN STARFISH and CATTLE fish Solution :dogfish and whale

Discussion

18990.	Question : Convenient groups which we use to study the organisms in classification are called :-
Answer» Order Class Division Taxa Answer :D

Discussion

18991.	Question : Conventional taxonmic methods are not suitable for identifying
Answer» AMPHIBIAN species Insect species Microbial species Gymnospermic species Answer :C

Discussion

18992.	Question : Control point, where a plant adjusts the quantity and types of solutes that reach the xylem are :-
Answer» TRANSPORT PROTEINS of PERICYCLE cells Transport proteins of endodermal cells Transport proteins of Hadrome Transport proteins of Leptome Answer :B

Discussion

18993.	Question : Controlling factor in ecosystem is :
Answer» SOIL moisture Food Predation Temperature Answer :C

Discussion

18994.	Question : Controlled breeding experiments can be carried out using artificial insemination. What are the advantages of this process?
Answer» Solution :The semen of a single superior BULL can be used to INSEMINATE a number of FEMALE cattle. Collected semen can be FROZEN and used at later date. Frozen semen can be transported to where the female is housed. It helps to overcome problems of normal mating.

Discussion

18995.	Question : Control of gene expression in prokaryotes take place at the level of:
Answer» DNA-replication Transcription Translation None of the above Solution :Transcription CONTROL of GENE expression takes place at the LEVEL of transcription. 17)

Discussion

18996.	Question : Control of gene expression takes place at the level of
Answer» DNA-replication transcription translation none of the above. Answer :B,C

Discussion

18997.	Question : Contrivance of self pollination is _______________
Answer» DICLINY HERKOGAMY SELF STERILITY Cleistogamy Answer :D

Discussion

18998.	Question : Contraction of smooth muscles of arterioles is influenced by
Answer» PRL ACTH ADH FSH Answer :C

Discussion

18999.	Question : Contraction of muscle and conduction of nerve require
Answer» `NA^(+) and K^(+)` `K^(+) and MG^(2+)` `Ca^(2+` `Ca^(2+) and K^(+)` ANSWER :D

Discussion

19000.	Question : Contraction of diaphragm
Answer» Increases intra-alveolar PRESSURE RESULTING in EXHALATION DECREASES intra-alveolar pressure resulting in exhalation Increases intra-alveolar pressure resulting in inhalation Decreases intra-alveolar pressure resulting in inhalation Answer :D

Discussion

Explore topic-wise InterviewSolutions in .

Question : Coronaradiatain theovumis formedof _____.

Question : Coronal suture is formed in between

Question : Cornea transplant in human is almost never rejected. This is because:

Question : Cornary artery disease(CAD).

Question : Corms can be differentiated from rhizome in having

Question : Corm is a modification of –

Question : Corm is a modification of

Question : Cork cells have a deposition of :

Question : Cork cambium is commonly called as

Question : Cork cambium gives rise to which of the following tissue

Question : Cork cambium in the dicot root is derived from____

Question :Corbet National Park is situated in ___________

Question : Corals are generally

Question : Corals belong to phylum _____.

Question : Corals are eurythermal animals.

Question : Copy the picture given below and mark the following:

Question : Copy the picture given and mark the following:

Question :Copy the diagram and label the following parts.Leading strand, okazaki fragments, lagging strand, replication points.

Question : Copper-T prevents :

Question : Coprolite is

Question : Copper-T loop prevents:OvulationZygote formationFertilizationCleavage

Question :Copper

Question : Cooured seed coat (S) is dominant over white seed coat (s). When a white seed coat (ss) plant is crossed with coloured seed coat (Ss) plant the seed coat colour of newly developed plant will be

Question : Convex lenses correct.

Question : Coordination· of voluntary muscle activity is connected with:

Question : convertional biotechnology is also known as

Question : _____converts fibrinogen into fibrin.

Question : Convert sequence of stagess in evolution of modern man/Homosapien sapien.

Question : Conversion of soluble fibrin into insoluble fibrin is made possible in the presence of

Question : Conversion of PGA to G - 3 - P in PCR cycle involves

Question : Conversion of nitrate ion into ammomum ion by soil bacteria is called

Question : Conversion of ammonia into uric acid occurs through ………………

Question : Conversion of ammonia into uric acid occurs through ……….. .

Question : Conversion of alpha- ketoglutaric acid into succinyl co-A is a step of

Question : Converion of milk to curd improves its nutritional value by increasing the amount of

Question : Convergent evolution

Question : Convergent evolution is shown by

Question : Convergent evolution is illustrated by

Question : Convenient groups which we use to study the organisms in classification are called :-

Question : Conventional taxonmic methods are not suitable for identifying

Question : Control point, where a plant adjusts the quantity and types of solutes that reach the xylem are :-

Question : Controlling factor in ecosystem is :

Question : Controlled breeding experiments can be carried out using artificial insemination. What are the advantages of this process?

Question : Control of gene expression in prokaryotes take place at the level of:

Question : Control of gene expression takes place at the level of

Question : Contrivance of self pollination is _______________

Question : Contraction of smooth muscles of arterioles is influenced by

Question : Contraction of muscle and conduction of nerve require

Question : Contraction of diaphragm