22339 + Interview Questions in Biology in Class 11 Page 194 InterviewSolution

9651.	Question : The study about external features of an organism is known as
Answer» MORPHOLOGY ANATOMY PHYSIOLOGY taxonomy Solution :morphology

Discussion

9652.	Question : The structures which absorb light and isolates adjacent ommatidia are
Answer» PRIMARY pigment CELLS SECONDARY pigment cells semper cells cornogean cells ANSWER :B

Discussion

9653.	Question : The structures that store spermatophores in male cockroach are present on
Answer» dorsal SURFACE of EJACULATORY DUCT ventral surface of ejaculatory duct dorsal surface of mushroom gland ventral surface of mushroom gland Answer :B

Discussion

9654.	Question : The structures involved in storage excretion are
Answer» malpighian tubules CORPORA adiposa corpora cardiaca URICOSE glands ANSWER :B

Discussion

9655.	Question : The structure which connects the hypothalamus with anterior lobe of pituitary gland is the
Answer» Dendrites of neuro hypophysis AXONS of NEUROHYPOPHYSIS Bands of WHITE fibers from cerebellar region Hypophysial portal system Solution :Axons of neurohypophysis

Discussion

9656.	Question : The structures in a human body that assist in body balance are located in the
Answer» outer ear middle ear INNER ear Eustachian tube Solution :CRISTAE and MACULAE, the structures concerned with BALANCE are located in the inner ear.

Discussion

9657.	Question : The structure to which both chromatids of a chromosome are attached is known as ?
Answer» SOLUTION :CENTROMERE.

Discussion

9658.	Question : The structure that transmits vibration to the inner ear is a modified
Answer» STAPES MALLEUS sacculus hyomandibular Answer :D

Discussion

9659.	Question : The structure that acts as middle man between brain and effectors is
Answer» spinal CORD mid brain HIND brain FORE brain Answer :A

Discussion

9660.	Question : The structure that focuses the light on to next part of ommatidium is
Answer» RETINULAE SEMPER CELLS RHABDOME CRYSTALLINE cone Answer :D

Discussion

9661.	Question : The structure that forms most of the flesh of an apple is the :
Answer» PISTIL RECEPTACLE PETAL STAMEN SOLUTION :receptacle

Discussion

9662.	Question : The structure that acts as intercellular cementing substance and binds adjacent cells together is
Answer» DESMOSOME PRIMARY CELLWALL Middle lamellum SECONDARY cellwall Answer :C

Discussion

9663.	Question : The structure of Glycine ammo acid is ………………….
Answer» `{:(""COO^(-)),("\|"),(H_(3)OVERSET(+)N-C-H),("\|"),(""H):}` `{:(""COO^(-)),("\|"),(H_(3)overset(+)N-C-H),("\|"),(""CH_(3)):}` `{:(""COO^(-)),("\|"),(H_(3)overset(+)N-C-H),("\|"),(""CH_(2)OH):}` `{:(""COO^(-)),("\|"),(H_(3)overset(+)N-C-H),("\|"),(""CH_(2)),("\|"),(""SH):}` Solution :`{:(""COO^(-)),("\|"),(H_(3)overset(+)N-C-H),("\|"),(""H):}`

Discussion

9664.	Question : The structure in internal ear which resemble "Snail Shell" is called.
Answer» ORGAN of CORTI Membranous LABYRINTH COCHLEA Ear ossicles ANSWER :B

Discussion

9665.	Question : The structure of frog that acts as aquatic respiratory organ is
Answer» buccopharynegeal CAVITY LUNGS SKIN none Answer :C

Discussion

9666.	Question : The structure formed in the life cycle of cellular slime-mould due to chemotactic movement is
Answer» PSEUDOPLASMODIUM SWARM cells Macrocyst Capillitia ANSWER :B

Discussion

9667.	Question : The structural components of endoplasmic reticulum are
Answer» Cisternae Tubules Vesicles All the above ANSWER :D

Discussion

9668.	Question : The structure formed by outer integument which helps in germination of seed in castor is called:
Answer» ARIL Sarcotesta Caruncle Operculum Answer :C

Discussion

9669.	Question : The structural and functional unit of the striated musclefibre is called ……………..
Answer» SOLUTION :SARCOMERE

Discussion

9670.	Question : The strong force of attraction between thewater molecules.
Answer» SOLUTION :COHESION

Discussion

9671.	Question : Structural and functional unit of nervous system________.
Answer» SOLUTION :NEURONS

Discussion

9672.	Question : The stroke volume of a normal person is 70 ml./beat Find out the cardiac output.
Answer» SOLUTION :70X72 = 5040 ML. (STROKE VOLUME X No. of beats/min.)

Discussion

9673.	Question :The strip in endodermal cell walls forces water and solutes that entered roots to move through the cells, not around them.(a) cutin(b) casparian(c) lignin(d) cellulose
Answer» cutin casparian lignin cellulose Answer :B

Discussion

9674.	Question : The striated appearance of the striped muscle is due to
Answer» IRREGULAR ARRANGEMENT of ACTIN and MYOSIN regular arrangement of actin and fibrin regular arrangement of myosin and actin irregular arrangement of myosin and fibrin Answer :C

Discussion

9675.	Question : The stratified squamous epithelium does not form the innerlining of:
Answer» STOMACH OESOPHAGUS CORNEA of eyes buccal CAVITY SOLUTION :stomach

Discussion

9676.	Question : The stored lipids are in the form of adipose tissue. Are they coloured? why?
Answer» Solution :The white ADIPOSE TISSUE is called White fat. rhe adipose that has abundant MITOCHONDRIA is called Brown fat.

Discussion

9677.	Question : The stomatal pore is guarded by two kidney shaped guard cells. Name the epidermal cells surrounding the guard cells. How does a guard cell differ from an epidermal cell ? Use a diagram to illustrate your answer.
Answer» Solution :The epidermal CELLS surrounded by GUARD cells of stomata are CALLED subsidiary cells. The DIFFERENCE between Guard cells and Epidermal cells.

Discussion

9678.	Question : The stored food and secretory substances found in the cytoplasm makes :
Answer» CYTOPLASM Flyaloplasm Protoplasm Deuto plasm Answer :D

Discussion

9679.	Question : The stomata of most plants …………………..... in the evening and .................. in the morning.
Answer» SOLUTION :CLOSE, OPEN

Discussion

9680.	Question : The stomata in an isobilateral leaf are
Answer» PRESENT only on the adaxial EPIDERMIS Present only on the abaxial epidermis ABSENT on both the SURFACES of epidermis Present on both the surfaces of the epidermis Answer :D

Discussion

9681.	Question : The stiffness of the body after death is due to which phenomenon.
Answer» SOLUTION :Rigormortis.

Discussion

9682.	Question : The steroid responsible for balance of water and electrolytes in our body is
Answer» INSULIN Melatonin TESTOSTERONE Aldosterone Solution :Aldosterone is STIMULATED by ADRENAL gland. It stimulatates distal convoluted tuble of neuron for reabsorptino of `H_(2)O`, maintains balance of `H_(2)O` and electrons.

Discussion

9683.	Question : The step in which organic matter is oxidized with the help of microorganisms in the effluent treatment platns (ETPs) is
Answer» PRIMARY TREATMENT SECONDARY treatment tertiary treatment none of these ANSWER :B

Discussion

9684.	Question : The 'stem' and 'leaves' in Funaria are not real because
Answer» They are a part of gametophytic generation They LACK XYLEM and phloem Both 1 and 2 Neither of the two Answer :C

Discussion

9685.	Question : The stele of Dryopteris is dictyostelel.
Answer» ANSWER :TRUE

Discussion

9686.	Question : The stele consists of
Answer» only VASCULAR bundles vascular bundles, PERICYCLE, PITH and medullary rays vascular bundles, pericycle and pith vascular bundles and pith Answer :B

Discussion

9687.	Question : The statements given below describe certain features that are observed in the pistil of flower (I) Pistil may have many carpels (II) Each carpel may have more than one ovule (III) Each carpel has only one ovule (IV) Pistil have only one carpel Choose the statements that are true from the options below
Answer» I and II I and III II and IV III and IV Answer :A

Discussion

9688.	Question : The standard free energy change and standard activation energy for four biochemical reactions are listed in the table below {:("Reaction","Standard free","Standard activation"),(,"energy change","energy (Kcal/mole)"),(,"(Kcal. mole)",),(P,-40,18),(Q,-71,18),(R,-40,11),(S,-71,11):} A few interpretations are given below. Among these, the most appropriate interprtation is
Answer» <P>P, Q, R and S represent the same reaction carried out in the PRESENCE of ENZYME, HIGH temperature, absence of enzyme and low temperature, respectively Q and S represent the same reaction carried out at high and low temperatures, respectively R and S represent the same reaction carried out in the presence and absence of catalyst, respectively P and R represent the same reaction carried out in the absence and presence of enzyme, respectively 151. Answer :D

Discussion

9689.	Question : The standard petal of a papilionaceous corolla is also called
Answer» vexillum corona carina pappus ANSWER :A

Discussion

9690.	Question : The stain used to visualise mitochondria is
Answer» FAST GREEN SAFRANIN Acetocarmne JANUS green SOLUTION : Janus green

Discussion

9691.	Question : The stalk of the inflorescence in onion is called
Answer» RECEPTACLE CARPOPHORE TORUS SCAPE ANSWER :D

Discussion

9692.	Question :The stage of short duration between interphase and division is called ......... (A) G_a (B) G_B (C) G_r (D) G_0
Answer» `G_a` `G_B` `G_r` `G_0` ANSWER :D

Discussion

9693.	Question : The stageof mitosis which the nucleolus disintegrates and chromosomes appear is known as ……………..
Answer» INTERPHASE Metaphase Prophase Anaphase Answer :C

Discussion

9694.	Question : The stage of meiosis where centromere separate
Answer» If both ASSERTION and REASON are TRUE and the reason is the CORRECT EXPLANATION of the assertion. If both assertion and reason are true but reason is not the correct explanation of the assertion. If assertion is true but reason is false. If both assertion and reason are false. Answer :D

Discussion

9695.	Question : The stacked, fluid-filled sacs are called
Answer» STROMA grana thylakoids LAMELLAE ANSWER :B

Discussion

9696.	Question : The stability of ecosystem is maintained by
Answer» GRAZING FOOD chains Parasitic food chains Detritus food chains Food web Answer :D

Discussion

9697.	Question : The spread of living pteridophytes is limited and restricted to narrow geographical regions. Why?
Answer» SOLUTION :(i) gametophyte require COLD, DAMP, shady places. (II) Need of water for fertilisation.

Discussion

9698.	Question : The sporozoites of Plasmodium that cause infection, when a female Anopheles mosquito bites a human being are formed in
Answer» LIVER of PERSON RBCs of MOSQUITO Salivary GLANDS of mosquito Gut wall of mosquito ANSWER :D

Discussion

9699.	Question : The sporophytes bear sporangia that are subtended by leaf-like appendages called
Answer» Strobili Cones SPOROPHYLLS Both A and B Solution :The SPOROPHYTES bear sporangia that are SUBTENDED by leaf-like appendages CALLED sporophylls.

Discussion

9700.	Question : The sporophyte of the bryophyte is totally or partially dependent on the gametophyte for its
Answer» Anchorage NUTRITION Reproduction Both A and B Solution :The sporophyte of the BRYOPHYTE is TOTALLY or PARTIALLY DEPENDENT on the gametophyte for its anchorage and nutrition.

Discussion

Explore topic-wise InterviewSolutions in .

Question : The study about external features of an organism is known as

Question : The structures which absorb light and isolates adjacent ommatidia are

Question : The structures that store spermatophores in male cockroach are present on

Question : The structures involved in storage excretion are

Question : The structure which connects the hypothalamus with anterior lobe of pituitary gland is the

Question : The structures in a human body that assist in body balance are located in the

Question : The structure to which both chromatids of a chromosome are attached is known as ?

Question : The structure that transmits vibration to the inner ear is a modified

Question : The structure that acts as middle man between brain and effectors is

Question : The structure that focuses the light on to next part of ommatidium is

Question : The structure that forms most of the flesh of an apple is the :

Question : The structure that acts as intercellular cementing substance and binds adjacent cells together is

Question : The structure of Glycine ammo acid is ………………….

Question : The structure in internal ear which resemble "Snail Shell" is called.

Question : The structure of frog that acts as aquatic respiratory organ is

Question : The structure formed in the life cycle of cellular slime-mould due to chemotactic movement is

Question : The structural components of endoplasmic reticulum are

Question : The structure formed by outer integument which helps in germination of seed in castor is called:

Question : The structural and functional unit of the striated musclefibre is called ……………..

Question : The strong force of attraction between thewater molecules.

Question : Structural and functional unit of nervous system________.

Question : The stroke volume of a normal person is 70 ml./beat Find out the cardiac output.

Question :The strip in endodermal cell walls forces water and solutes that entered roots to move through the cells, not around them.(a) cutin(b) casparian(c) lignin(d) cellulose

Question : The striated appearance of the striped muscle is due to

Question : The stratified squamous epithelium does not form the innerlining of:

Question : The stored lipids are in the form of adipose tissue. Are they coloured? why?

Question : The stomatal pore is guarded by two kidney shaped guard cells. Name the epidermal cells surrounding the guard cells. How does a guard cell differ from an epidermal cell ? Use a diagram to illustrate your answer.

Question : The stored food and secretory substances found in the cytoplasm makes :

Question : The stomata of most plants …………………..... in the evening and .................. in the morning.

Question : The stomata in an isobilateral leaf are

Question : The stiffness of the body after death is due to which phenomenon.

Question : The steroid responsible for balance of water and electrolytes in our body is

Question : The step in which organic matter is oxidized with the help of microorganisms in the effluent treatment platns (ETPs) is

Question : The 'stem' and 'leaves' in Funaria are not real because

Question : The stele of Dryopteris is dictyostelel.

Question : The stele consists of

Question : The standard petal of a papilionaceous corolla is also called

Question : The stain used to visualise mitochondria is

Question : The stalk of the inflorescence in onion is called

Question :The stage of short duration between interphase and division is called ......... (A) G_a (B) G_B (C) G_r (D) G_0

Question : The stageof mitosis which the nucleolus disintegrates and chromosomes appear is known as ……………..

Question : The stage of meiosis where centromere separate

Question : The stacked, fluid-filled sacs are called

Question : The stability of ecosystem is maintained by

Question : The spread of living pteridophytes is limited and restricted to narrow geographical regions. Why?

Question : The sporozoites of Plasmodium that cause infection, when a female Anopheles mosquito bites a human being are formed in

Question : The sporophytes bear sporangia that are subtended by leaf-like appendages called

Question : The sporophyte of the bryophyte is totally or partially dependent on the gametophyte for its