22339 + Interview Questions in Biology in Class 11 Page 391 InterviewSolution

19501.	Question : Class of Adiantum is
Answer» LYCOPSIDA PTEROPSIDA sepenopsida psilopsida Answer :B

Discussion

19502.	Question : Class Mammalia includes
Answer» ORDER herbivora and order carnivora phylum chordata FAMILY FELIDAE and family mammals only REPTILES and AVES

Discussion

19503.	Question : Clarify the role of essential mineral elements (Role of macro and Micro nutrients).
Answer» Solution :Essential elements perform several functions. They participate in various metalbolic processes in the plants cells like as PERMEABILITY of cell membrane. Maintenance of osmotic concentration of cell sap. ELECTRON transport systems. Buffering action. ENZYMATIC activity ACT as major constituents of macro molecules and CO enzymes.

Discussion

19504.	Question : Clasping roots are also called as .......................
Answer» PILLAR STILT CLINGING BUTTRESS SOLUTION :Clinging

Discussion

19505.	Question : Cladode is a stem modification. Comnment on it.
Answer» Solution :Cladode is a flattened or cylindrical STEM similar to PHYLLOCLADE but with one or two INTERNODES only. Their stem nature is evident by the fact that they bear buds, SCALES and flowers. eg. Asparagus (cylindrical cladode), Ruscus (flattened Cladode).

Discussion

19506.	Question : Cladogram considers the following characters
Answer» Physiological and BIOCHEMICAL EVOLUTIONARY and Phylogenetic Taxonomic and SYSTEMATIC NONE of the above Answer :B

Discussion

19507.	Question : Cis face of golgi cisternae is always
Answer» NEARER to the nucleus Nearer to the nucleolus Away from the nucleus Away from the nucleus Answer :A

Discussion

19508.	Question : Circulatory system evolved for the first time in
Answer» PLATYHELMINTHES ASCHELMINTHES Arthropoda Annelida Answer :D

Discussion

19509.	Question : Circulatory movements of cytoplasm are seen in the
Answer» Staminal HAIR CELLS of Rheo Leaf cells of HYDRILLA Cells of ONION pealing Pith cells ANSWER :A

Discussion

19510.	Question : Circulation of the blood was first described by .................
Answer» SOLUTION :WILLIAM HARVEY.

Discussion

19511.	Question : Circulation of elements in ecology is called
Answer» BIOLOGICAL CHEMICAL CYCLE Geological cycle Geochemical cycle Biogeochemical cycle Answer :D

Discussion

19512.	Question : Circinate vernation in ferns refers to :
Answer» uncoiling of new leaves from the base toward the apex system of leaf GAPS in the stems arrangement of SORI on the leaf surface presence of ADVENTITIOUS roots on the rhizome SOLUTION :uncoiling of new leaves from the base toward the apex

Discussion

19513.	Question : Circinate vernation, a characteristic of ferns is
Answer» ATTACHMENT of sori on leaves Heterophylly Coiling of YOUNG leaves Arrangement of leaves of stem Answer :C

Discussion

19514.	Question : Ciliated male gametes and circinately coiled young leaves are found in
Answer» Ferns Marsilea Cycas All of these Answer :C

Discussion

19515.	Question : Ciliated epithelium is found in the lining of
Answer» STOMACH oviduct salivary glands Bowman's CAPSULE ANSWER :B

Discussion

19516.	Question : Ciliary muscles , choroid , fovea , gustatory cells
Answer» ANSWER :GUSTATORY CELLS

Discussion

19517.	Question : Cilia of gills of bivalve molluscs help in …………………… .
Answer» PROTECTION RESPIRATION EXCRETION FEEDING SOLUTION :respiration

Discussion

19518.	Question : Ciliated Epithelium :
Answer» Solution :ocation : Trachea, Fallopian TUBE, brain cavities. Function : To move small PARTICLES, FREE cells and mucus in definite DIRECTION.

Discussion

19519.	Question : Cilia is
Answer» short(5-10 CM) hair like narrow PROTOPLASMIC process with sweeping of bendular movement more numerous all of the above Answer :D

Discussion

19520.	Question : Cilia and flagella both have.
Answer» 9+2 arrangement 9+0 arrangement symmetrical BEATS `100mum` length Answer :A

Discussion

19521.	Question : Cilia and Flagella
Answer» SOLUTION :

Discussion

19522.	Question : Cigarette smoking reduces the respiratory surtace of the alveolar walls and it is known as ………….
Answer» SOLUTION :EMPHYSEMA

Discussion

19523.	Question : Cigarette smoking causes emphysema/asthma.
Answer» SOLUTION :EMPHYSEMA

Discussion

19524.	Question : Chymotrypsin acts on(a) carbohydrates(b) proteins(c) fats(d) starch
Answer» CARBOHYDRATES PROTEINS fats starch SOLUTION :proteins

Discussion

19525.	Question : What is chyme ?
Answer» SOLUTION :STOMACH of earthworm partial digestion of FOOD is occurred with the help of intestinal juice and dilute HC1. Such partially/half DIGESTED acidic food is called chyme.

Discussion

19526.	Question : Chrysophytes, Euglenoids, Dinoflagellates and Slime moulds are included in the kingdom
Answer» ANIMALIA MONERA Protista Fungi Solution :Monera

Discussion

19527.	Question : Chromosomes were first observed by Hofmeister in
Answer» Tridax Pisum TRADESCANTIA Oryza ANSWER :C

Discussion

19528.	Question : Chromosomes with one chromatid move towards the poles of the spindle during
Answer» 1. Anaphase-I 2. Anaphase 3. Metaphase 4. Metaphase-I Answer :B

Discussion

19529.	Question : Chromosomes in a bacterial cell can be 1-3 in number and :
Answer» Are always linear Can be either CIRCULAR or linear, but NEVER both WITHIN the same CELL Can be circular as WELL as linear within the same cell Are always circular Answer :D

Discussion

19530.	Question : Chromosomes are the
Answer» PHYSICAL BASIS of heredity Physical basis of life Chemical basis of heredity Dynamic CENTRES of the cells Answer :A

Discussion

19531.	Question : Chromosomes are circular in ....
Answer» SOLUTION :PROKARYOTES

Discussion

19532.	Question : Chromosomes are in their most extended form during:
Answer» interphase anaphase metaphase prophase Answer :A

Discussion

19533.	Question : Chromosome with two unequal arms is
Answer» METACENTRIC Sub-metacentric Acrocentric (2) and (3) ANSWER :D

Discussion

19534.	Question : Chromosome theory of inheritance was pro posed by
Answer» SCHLEIDEN and Schawann Beadle and Tautum Sutton and Boveri Nageli and Hofmeister Answer :C

Discussion

19535.	Question : Chromosome morphology can be best studied during
Answer» INTERPHASE and prophase Prophase and Metaphase Metaphase and Anaphase Naphase and TELOPHASE ANSWER :C

Discussion

19536.	Question : Chromatids of each chromosome are separated during
Answer» a. Anaphase b. Anaphase-I c. Anaphase-II d. 1 and 3 Answer :D

Discussion

19537.	Question : Chromatin found in the nucleus is a
Answer» RIBONUCLEOPROTEIN NUCLEOPROTEIN LIPOPROTEIN Lipoxyprotein Answer :B

Discussion

19538.	Question : Chromatid-type breaks occur during the cell cycle in the
Answer» S PHASE `G_1` phase `G_2` phase mitosis Answer :A

Discussion

19539.	Question : 'Christmas tree' is :
Answer» Ephedra Taxus Araucaria Pinus ANSWER :C

Discussion

19540.	Question : Chracteristic diploid chromosome complement of an organism is called
Answer» IDIOGRAM LINKAGE group Karyotype NONE ANSWER :C

Discussion

19541.	Question : Select Hardy-Weinberg equation
Answer» <P>`(p+Q)^(2)=p^(2)+2pq+q^(2)` `(p^(2)+q^(2))=p^(2) +2pq+q^(2)` `(p+q)=p^(2)+4pq+q^(2)` `2(p+q) =2p+4pq+2q` ANSWER :A

Discussion

19542.	Question : Choroid is radially thickened to form
Answer» Iris Pupil CILIARY BODY LENS ANSWER :C

Discussion

19543.	Question : Choroid plexus is network of
Answer» nerves lymph vessels capillaries muscles FIBRES

Discussion

19544.	Question : Chordates may not have a
Answer» vertebral column DORSAL nerve cord gill SLITS NOTOCHORD

Discussion

19545.	Question : Chordates are characterisedby
Answer» ventral NERVE CORD dorsal heart POST - ANAL tail pre-anal tail Answer :C

Discussion

19546.	Question : Choose the wrong statement regarding urine formation:
Answer» Filtration is a non-selective process performed by glomerulus GLOMERULAR capillary BLOOD pressure causes filtration of blood through three layers GFR in a healthy individual is approximately `125" ml/minute"` Ascending limb of LOOP of Henle is permeable to water but ALLOWS transport of electrolytes actively or passively Answer :D

Discussion

19547.	Question : Choose the wrong statement among the following:
Answer» In earthworm, a pair of male genital pore is PRESENT, SETAE help in LOCOMOTION of earthworms. Muscular layer in the body WALL of earthworm is made up of circular muscles and longitudinal muscles. Typhlosole is part of the INTESTINE of earthworm. Answer :A

Discussion

19548.	Question : Choose the wrong statement :
Answer» In ureotelic organisms, ammonia is not a product of metabolism In mammals, some AMOUNT of UREA may be retained in the kidney matrix to maintain osmolarity In fishes, kidneys do not PLAY any SIGNIFICANT role in the removal of ammonium ions Ammonia is readily soluble and can diffuse easily ANSWER :A

Discussion

19549.	Question : Choose the wrong pairing of a class and its general characters .
Answer» CYCLOSTOMATA : Pairedfins , jaws and scales are absent Chondrichthyes : Teeth are MODIFIED placoid scales which are backwardly directed. Osteichthyes : Four PAIRS of gills without operculum are present . Amphibia: TYMPANUM represents the EAR . Answer :C

Discussion

19550.	Question : Choose the wrong pair:
Answer» Hepaticopsida - MARCHANTIA Lycopsida - Selaginella Bryopsida - ANTHOCEROS PTEROPSIDA - DRYOPTERIS Answer :C

Discussion

Explore topic-wise InterviewSolutions in .

Question : Class of Adiantum is

Question : Class Mammalia includes

Question : Clarify the role of essential mineral elements (Role of macro and Micro nutrients).

Question : Clasping roots are also called as .......................

Question : Cladode is a stem modification. Comnment on it.

Question : Cladogram considers the following characters

Question : Cis face of golgi cisternae is always

Question : Circulatory system evolved for the first time in

Question : Circulatory movements of cytoplasm are seen in the

Question : Circulation of the blood was first described by .................

Question : Circulation of elements in ecology is called

Question : Circinate vernation in ferns refers to :

Question : Circinate vernation, a characteristic of ferns is

Question : Ciliated male gametes and circinately coiled young leaves are found in

Question : Ciliated epithelium is found in the lining of

Question : Ciliary muscles , choroid , fovea , gustatory cells

Question : Cilia of gills of bivalve molluscs help in …………………… .

Question : Ciliated Epithelium :

Question : Cilia is

Question : Cilia and flagella both have.

Question : Cilia and Flagella

Question : Cigarette smoking reduces the respiratory surtace of the alveolar walls and it is known as ………….

Question : Cigarette smoking causes emphysema/asthma.

Question : Chymotrypsin acts on(a) carbohydrates(b) proteins(c) fats(d) starch

Question : What is chyme ?

Question : Chrysophytes, Euglenoids, Dinoflagellates and Slime moulds are included in the kingdom

Question : Chromosomes were first observed by Hofmeister in

Question : Chromosomes with one chromatid move towards the poles of the spindle during

Question : Chromosomes in a bacterial cell can be 1-3 in number and :

Question : Chromosomes are the

Question : Chromosomes are circular in ....

Question : Chromosomes are in their most extended form during:

Question : Chromosome with two unequal arms is

Question : Chromosome theory of inheritance was pro posed by

Question : Chromosome morphology can be best studied during

Question : Chromatids of each chromosome are separated during

Question : Chromatin found in the nucleus is a

Question : Chromatid-type breaks occur during the cell cycle in the

Question : 'Christmas tree' is :

Question : Chracteristic diploid chromosome complement of an organism is called

Question : Select Hardy-Weinberg equation

Question : Choroid is radially thickened to form

Question : Choroid plexus is network of

Question : Chordates may not have a

Question : Chordates are characterisedby

Question : Choose the wrong statement regarding urine formation:

Question : Choose the wrong statement among the following:

Question : Choose the wrong statement :

Question : Choose the wrong pairing of a class and its general characters .

Question : Choose the wrong pair: