22339 + Interview Questions in Biology in Class 11 Page 381 InterviewSolution

19001.	Question : Cut a twig from a tree and examine the cut surface with a magnifying glass. Locate the vascular tissue and observe a growing droplet of fluid exuding from the cut surface. This fluid is probably(a) phloem sap(b) xylem sap(c) fluid of the transpiration stream(d) celll sap from the broken vacuoles of cells
Answer» phloem SAP xylem sap fluid of the TRANSPIRATION stream celll sap from the BROKEN vacuoles of cells Answer :B

Discussion

19002.	Question : Cut a transverse section of young stem of a plant from your school garden and abserve it under the microscope. How would ascertain wheater it is a monocot stem or a dicot stem ? Give reasons.
Answer» Solution :TAKE a transverse section of soft stem of a plant FOUND from the gardan of your school. Put it on a SLIDE and form the following points keeping in mind it can be decided that whether it is a monocot stem of DICOT stem :

Discussion

19003.	Question : Cushing's disease is due to oversecretion of
Answer» pituitary adrenal cortex thyroid adrenal MEDULLA

Discussion

19004.	Question : Cuscuta is
Answer» PARTIAL PARASITE COMPLETE parasite Epiphyte XEROPHYTE Answer :B

Discussion

19005.	Question : "Curly top" of tobacco is caused by "A"and it through a plant via "B". A and B are
Answer» Bacteria and cell SAP VIRUS and XYLEM FUNGI and PHLOEM Virus and Phloem Answer :D

Discussion

19006.	Question : Curing of tea leaves is done to develop flavour and remove bitterness. It is due to the
Answer» activity of MICROCOCCUS BACTERIA activity of CERTAIN cyanobacteria activity of yeasts activity of saprophytic fungi ANSWER :A

Discussion

19007.	Question : Cup shaped chloroplast is seen in
Answer» Ulothrix Spirogyra CHLAMYDOMONAS All the above Answer :C

Discussion

19008.	Question : Cup fungus belongs to ………………
Answer» zygomycetes OOMYCETES ascomycetes actinomycetes Answer :C

Discussion

19009.	Question : Culturing of animals in the water salinity ranges from 30-35% is called ...........
Answer» BRACKISH WATER aquaculture MARICULTURE Metahalive culture Fresh water aquaculture Solution : Mariculture

Discussion

19010.	Question : Culturing of animals in the water having salinity range 0.5-30 ppt are called as .....
Answer» FRESHWATER AQUACULTURE Marine WATER aquaculture BRACKISH water aquaculture Metahaline culture Solution : Brackish water aquaculture

Discussion

19011.	Question : Culturing of animals in the salinity ranges from 36-40% is called ........... culture
Answer» SOLUTION : Metahaline

Discussion

19012.	Question : Cultural services are
Answer» CONSERVATION of PLANT biodiversity Creation of aesthetic beauty REGULATION of climate 1 & 2 Answer :D

Discussion

19013.	Question : Cucumber is an example for _______
Answer» DRUPE berry pome PEPO Solution :pepo

Discussion

19014.	Question : Culm formation occurs in
Answer» ONION GARLIC POTATO BAMBOO ANSWER :D

Discussion

19015.	Question : Cuboidal Epithelium
Answer» Solution :LOCATION : In the ducts of glands and tubular parts of nephrons in kidneys, ducts like salivary GLAND THYROID gland etc.Function : Protection, SECRETION and exaction.

Discussion

19016.	Question : Ctenoplana is characterized by
Answer» cnidocytes choanocytes bisexual NATURE SPONGOCOEL Answer :C

Discussion

19017.	Question : Ctenophores share more similarties with
Answer» Porifera Platyhelminthes Cnidaria Annelida Answer :C

Discussion

19018.	Question : Ctenophores differ from cnidarians by the presence of
Answer» CHOANOCYTES enidocytes comb PLATES tentacles Answer :C

Discussion

19019.	Question : Ctenophores are commonly called as(A) Roundworm(B) Sea walnuts(C) Hookworms(D) Flatworms
Answer» Roundworm Sea walnuts Hookworms Flatworms ANSWER :B

Discussion

19020.	Question : Ctenophore are commonly called
Answer» jelly fishes sea BISCUITS sea WALNUTS sea LIONS ANSWER :C

Discussion

19021.	Question : Ctenophore are characterised by
Answer» SEGMENTATION polymorphism cnidoblasts bioluminescence Answer :D

Discussion

19022.	Question : Crypts of Leiberkuhn are involved in
Answer» SECRETION of SUCCUS entericus secretion of rennin secretion of ptyalin digestion of food Answer :A

Discussion

19023.	Question : cry I endotoxins obtained from Bacillus thuringiensis are effective against
Answer» Nematodes Bollworms Mosquitoes Flies Answer :B

Discussion

19024.	Question : Crown of teeth is covered by(a) dentine(b) enamel(c) both (i) and (ii)(d) none of these
Answer» DENTINE ENAMEL both (i) and (II) NONE of these Solution :enamel

Discussion

19025.	Question : Crown of teeth is covered by ……….. .
Answer» DENTIN ENAMEL (a) and (B) both NONE of these Solution :N/A

Discussion

19026.	Question : Crossing over occurs between
Answer» SISTER CHROMATIDS of the same chromosome two DIFFERENT KINDS of bivalents two different kinds of chromosomes nonsister chromatids of a bivalent Answer :D

Discussion

19027.	Question : In which stage does crossing over occur in a cell
Answer» leptotene Zygotene PACHYTENE Diplotene Solution :Pachytene

Discussion

19028.	Question : Crossing over involves …………..
Answer» Exchange of genetic material DELETION of chromosomes DUPLICATION of chromosomes Addition of chromosome ANSWER :A

Discussion

19029.	Question : Crossing of individuals of two different to produce a hybrid is called
Answer» INTERSPECIFIC hybridisation intervarietal hybridisation intergeneric hybridisation intravarietal hybridisation Answer :A

Discussion

19030.	Question : Crocodile heart is 3 / 4 chambered
Answer» ANSWER :4

Discussion

19031.	Question : Cronquist classification is a failure. Justify
Answer» Solution :Cronquist CLASSIFICATION system is not very USEFUL for identification and cannot be ADOPTED in HERBARIA due to its high phylogenetic NATURE.

Discussion

19032.	Question : Croaking of frog is
Answer» SIGN of DANGER Call of HUNGER Sex call for male Sex call for female ANSWER :D

Discussion

19033.	Question : Cristae are associated with which of the following ?
Answer» Mitochondria Cytoplasm Protoplasm Endoplasmic reticulum Answer :A

Discussion

19034.	Question : Cristae :
Answer» SOLUTION :Location : Inner MEMBRANE of Mitochondria. Function : To PROCESS ETS.

Discussion

19035.	Question : Cri-du-chat syndrome in humans is caused by the
Answer» FERTILIZATION of an XX egg by a NORMAL y-bearing sperm Loss of HALF of the short arm of chromosome 5 Loss of half of the long arm of chromosome 5 Trisomy of 21st chromosome. Answer :B

Discussion

19036.	Question : Cretinism is due to
Answer» DEFICIENCY of THYROID in children deficiency of thyroid in ADULTS oversecretion of thyroid in children oversecretion of thyroid in adults

Discussion

19037.	Question : Cremocarp and Carcerulus both are schizocarpic fruits yet they differ. How?
Answer» SOLUTION :

Discussion

19038.	Question : State true or false. Crenation of red blood cells results when the red bloodcells lose water into a fluid environment that contains moresolutes than the cell.
Answer» ANSWER :1

Discussion

19039.	Question : Cranium of human contains
Answer» 8 bones 14 bones 12 bones 20 bones. Solution :Cranium CONSISTS of 8 bones-1 frontal, 2 parietal, 2 TEMPORAL, 1 occipital, 1 SPHENOID and 1 ethmoid.

Discussion

19040.	Question : Cranium consists of _____flattened bones.
Answer» ANSWER :EIGHT

Discussion

19041.	Question : Cranium and vertebral column are cartilaginous in
Answer» MYXINE RANA ICHTHYOPHIS CATLA ANSWER :A

Discussion

19042.	Question : Common among all mammals is
Answer» VENTRAL NERVE cord seven CERVICAL vertebrae all are carnivores all are producers Answer :B

Discussion

19043.	Question : CPCB stands for
Answer» Central POLICE CONTROL Board Central Pollution Control Board Compressed Pollution Control Board Central Primary Control Board Solution :Central Pollution Control Board

Discussion

19044.	Question : Cowper's gland is present in ……………….. .
Answer» FROG EARTHWORM RABBIT COCKROACH SOLUTION :Rabbit

Discussion

19045.	Question : Cousins found that a volatile substance from the fruit of‘A’plant which induces ripening of fruit in B plant. Identify A and B plants
Answer» ANSWER :C

Discussion

19046.	Question : Covering of the lungs is called
Answer» perichondrium pleural membrane pericardium peritoneum

Discussion

19047.	Question : Couplet in taxonomic key means….
Answer» SOLUTION :The keys generally USE two CONTRASTING characters called COUPLET.

Discussion

19048.	Question : Counter current multiplier mechanism is possible because of the presence of_________
Answer» Nephron Collecting DUCT Bowman's Capsule HENLE's LOOP ANSWER :D

Discussion

19049.	Question : Could the number of eggs or young ones produced by anoviparous and viviparous mother be equal? Why?
Answer» Solution :Oviparous animals lay LARGE number of eggs as COMPARED to VIVIPAROUS animals as at least few eggs get fertilized (due to external FERTILIZATION) and develop into young ones. On the other hand, viviparous animals layyoung ones and possess the characteristic of parental care.

Discussion

19050.	Question : Could the number of eggs or young ones produced by an oviparous and viviparous mother be equal? Why?
Answer» SOLUTION :No. Oviparous animals normally lay a LARGE NUMBER of eggs because the eggs are laid outside. They may or may not GET FAVOURABLE conditions, hence their mortality rate is higher.

Discussion

Explore topic-wise InterviewSolutions in .

Question : Cut a transverse section of young stem of a plant from your school garden and abserve it under the microscope. How would ascertain wheater it is a monocot stem or a dicot stem ? Give reasons.

Question : Cushing's disease is due to oversecretion of

Question : Cuscuta is

Question : "Curly top" of tobacco is caused by "A"and it through a plant via "B". A and B are

Question : Curing of tea leaves is done to develop flavour and remove bitterness. It is due to the

Question : Cup shaped chloroplast is seen in

Question : Cup fungus belongs to ………………

Question : Culturing of animals in the water salinity ranges from 30-35% is called ...........

Question : Culturing of animals in the water having salinity range 0.5-30 ppt are called as .....

Question : Culturing of animals in the salinity ranges from 36-40% is called ........... culture

Question : Cultural services are

Question : Cucumber is an example for _______

Question : Culm formation occurs in

Question : Cuboidal Epithelium

Question : Ctenoplana is characterized by

Question : Ctenophores share more similarties with

Question : Ctenophores differ from cnidarians by the presence of

Question : Ctenophores are commonly called as(A) Roundworm(B) Sea walnuts(C) Hookworms(D) Flatworms

Question : Ctenophore are commonly called

Question : Ctenophore are characterised by

Question : Crypts of Leiberkuhn are involved in

Question : cry I endotoxins obtained from Bacillus thuringiensis are effective against

Question : Crown of teeth is covered by(a) dentine(b) enamel(c) both (i) and (ii)(d) none of these

Question : Crown of teeth is covered by ……….. .

Question : Crossing over occurs between

Question : In which stage does crossing over occur in a cell

Question : Crossing over involves …………..

Question : Crossing of individuals of two different to produce a hybrid is called

Question : Crocodile heart is 3 / 4 chambered

Question : Cronquist classification is a failure. Justify

Question : Croaking of frog is

Question : Cristae are associated with which of the following ?

Question : Cristae :

Question : Cri-du-chat syndrome in humans is caused by the

Question : Cretinism is due to

Question : Cremocarp and Carcerulus both are schizocarpic fruits yet they differ. How?

Question : State true or false. Crenation of red blood cells results when the red bloodcells lose water into a fluid environment that contains moresolutes than the cell.

Question : Cranium of human contains

Question : Cranium consists of _____flattened bones.

Question : Cranium and vertebral column are cartilaginous in

Question : Common among all mammals is

Question : CPCB stands for

Question : Cowper's gland is present in ……………….. .

Question : Cousins found that a volatile substance from the fruit of‘A’plant which induces ripening of fruit in B plant. Identify A and B plants

Question : Covering of the lungs is called

Question : Couplet in taxonomic key means….

Question : Counter current multiplier mechanism is possible because of the presence of_________

Question : Could the number of eggs or young ones produced by anoviparous and viviparous mother be equal? Why?

Question : Could the number of eggs or young ones produced by an oviparous and viviparous mother be equal? Why?