22339 + Interview Questions in Biology in Class 11 Page 434 InterviewSolution

21651.	Question :A patient's chart reveals that he has a cardiac output of 7500mL per minute and a stroke volume of 50 mL. What is his pulse rate? (in beats / min)
Answer» 50 100 150 400 Solution :150

Discussion

21652.	Question : A patient complains of constant thirst, excessive passing of urine and low blood pressure, When the doctor checked the patients' blood glucose and blood insulin level, the level were normal or slightly low. Thw doctor diagnosed the condition as diabetes insupidus. But he decided to measure one more hormone in patients blood. Which hormone does the doctor intend to measure ?
Answer» Solution :Doctor MAY be intending to measure level of glucagon as hyperglycemic hormone. Glucagon acts opposite to that of insulin. Excess level of glucose in the blood INHIBITS glucagon SECRETION where as DECREASE in the level of glucose STIMULATES its production.

Discussion

21653.	Question : A patient brought to a hospital with myo -cardial infarction is normally immediately given
Answer» Cyclosporin-A Statins Penicillin Streptokinase Answer :D

Discussion

21654.	Question : A patch stop carrier is a part of …………
Answer» Bright FIELD microscope Dark field microscope ELECTRON microscope Phase contrast microscope Answer :B

Discussion

21655.	Question : A particular cell has half as much DNA as some of the other cells in a mitotically active tissue. The cell in question could be in:
Answer» metaphase prophase `G_1` `G_2` ANSWER :C

Discussion

21656.	Question : A parenchymatous cell has 20 units of DNA It starts to divide mitotically: How many units of DNA would it have: (a) during late prophase, (b) during anaphase, and (c) during very late telophase.
Answer» Solution :(a) 40 UNITS, (B) 40 units. (C) 20 units.

Discussion

21657.	Question : A part from water, what are the substrates that are transported through aquaporins ?
Answer» Solution :Glycerol, Urea, `CO_(2), CO_(2)`, METALLOIDS and Reactive OXYGEN SPECIES (ROS).

Discussion

21658.	Question : A parasitic green alga is
Answer» Chlorella Ulva CLADOPHORA Cephaleuros Answer :D

Discussion

21659.	Question : A: Oyster produce pearls R : They are cultured for this purpose(A) A and R both are correct and R is correct explanation of A.(B) A and R are correct but R is not explanation of A.(C) A is correct and R is false.(D) A and R are false
Answer» A and R both are CORRECT and R is correct EXPLANATION of A. A and R are correct but R is not explanation of A. A is correct and R is false. A and R are false Answer :B

Discussion

21660.	Question : (a) Oxygen evolving complex (b) Core complex (c) ATPase complex (d) Antenna complex
Answer» Solution :Reason : The process of Photolysis is associated with Oxygen Evolving Complex, others are the COMPLEXE of ..Electron transport CHAIN.. in each PHOTOSYSTEM.

Discussion

21661.	Question : A : Our body secretes adrenaline in intense cold. R : Adrenaline reise metabolic rate.
Answer» A and R both are CORRECT and R is correct EXPLANATION of A. A and R are correct but R is not explanation of A. A is correct and R is FALSE. A and R are false. Answer :A

Discussion

21662.	Question : A -Ovulation is the release of ovum fromthe Graafian follicle. R -It occurs during the follicular phase of the menstrual cycle.
Answer» A and R are TRUE R is the correct explanationof A A and R are true ,R is the correct explanation of A A is true ,R is FALSE Both A and R are false Answer :C

Discussion

21663.	Question : (a) Observe the given figure and give the answers of the following :- (a) Identify the process occurring in (I), (II) and (III). (b) Differentiate between the process II and III. (c) How many types of aquaporins from the water channels in the cell membrane.
Answer» Solution :(a) (i) Uniport (ii) ANTIPORT (iii) Symport (b)Refer ‘POINTS to REMEMBER’. (c ) 8 types of AQUAPORINS. (d)Transpiration (e)Uniport (F)Guttation

Discussion

21664.	Question : A number of proteins synthesised by ribosomes present on the ER are transferred to
Answer» Vacuoles Lysosomes Plastids Golgi APPARATUS ANSWER :D

Discussion

21665.	Question : A nuclear stain haematoxylin is extracted form the _________ of Haematoxylon
Answer» Sapwood Bark Periderm Heart wood Answer :D

Discussion

21666.	Question : A non- medullated nerve fibre does not have
Answer» schwann cells NEURILEMMA NISSL's GRANULES nodes of ranvier Answer :D

Discussion

21667.	Question : A nitrogenous base is present in RNA but absent in DNA . Identify it .
Answer» SOLUTION :URACIL (U) .

Discussion

21668.	Question : A neuron receives a nerve impulse through ......... and transmits it through …………….
Answer» SOLUTION :DENDRONS , AXON

Discussion

21669.	Question : A network of filamentous proteinaceous structures present in the cytoplasm is
Answer» Endoplasmic RETICULUM POLYSOME CYTOSKELETON None Answer :C

Discussion

21670.	Question : A nerve is a bundle of
Answer» GANGLIA Dendrites Synapse Axons ANSWER :D

Discussion

21671.	Question : A nerve fibre during resting stage is
Answer» more PERMEABLE to `NA^+` more permeable to `K^+` equally permeable for `Na^+and K^+` less permeable to `K^+` SOLUTION :When a neuron is not conducting any IMPULSE, i.e., resting, the axonal membrane is comparatively more permeable to potassium ions `(K^+)` and nearly impermeable to sodium ions `(Na^+)`.

Discussion

21672.	Question : A nephron does not have loop of Henle in:
Answer» FROG MAN RABBIT Dog Answer :A

Discussion

21673.	Question :A natural sequence of developmental stages in the life cycle of an angiosperm is
Answer» Cleavage `to` Fertilizatin `to` Differentiation `to` Fruit POLLINATION `to` Fertilization `to` SEED `to` Germination Germination `to` DOUBLE fertilization `to` Endosperm `to` Seed dispersal Maturation `to` MITOSIS `to` EMBRYO `to` Fertilization Answer :B

Discussion

21674.	Question : A national level approach to build up a reproductively healthy society was taken up in our country in
Answer» 1950S 1960S 1980s 1990s ANSWER :D

Discussion

21675.	Question : (a) Name the type of fruit in the bold word and mention the character asked in the question: Aggregate, Composite, Drupe, Pome, Pepo, Berry, Cypsela, Schizocarp, Follicle, Hesperidium (i) Coconut, Edible part, (ii) Orange, Placentation, (iii) Coriander, Inflorescence. (b) Name the type of inflorescence in the bold words and mention the character asked in the question : Umble, Corymb, Verticillaster, Capitulum, Spike, Cyathium, Capitate, Spadix (i) Marigold, Fruit, (ii) Euphorbia, Fruit.
Answer» SOLUTION :(a) (i) Coconut : TYPE of fruit : DRUPE, Edible part : Endosperm (II) Orange : Hesperidium, Placentation : Axile (iii) Coriander : Cremocarp, inflorescence : Compound umbel (b) (i) Marigold : Capitulum, Fruit : Cypsela (ii) Euphorbia : Cyathium, Fruit : REGMA (Schizocarpic).

Discussion

21676.	Question : (a) Name the type of fruit in the bold word and mention the character asked in the question : Aggregate, Composite, Drupe, Pome, Pepo, Berry, Cypsela, Schizocarp, Follicle, Hesperidium (i) Coconut, Edible part, (ii) Orange, Placentation, (iii) Coriander, Inflorescence. (b) Name the type of inflorescence in the bold words and mention the character asked in the question : Umble, Corymb, Verticillaster, Capitulum, Spike, Cyathium, Capitate, Spadix (i) Marigold, Fruit, (ii) Euphorbia, Fruit.
Answer» Solution :(a) (i) Coconut : Type of fruit : Drupe, Edible PART : Endosperm (II) Orange : Hesperidium, Placentation : Axile (iii) Coriander : Cremocarp, inflorescence : COMPOUND umbel (b) (i) Marigold : Capitulum, Fruit : Cypsela (ii) EUPHORBIA : CYATHIUM, Fruit : Regma (Schizocarpic).

Discussion

21677.	Question : (a) Name the part of the chloroplast where the dark reaction of photosynthesis takes place. (b) Give the technical term for A colourless plastid, in the cytoplasm of plant cells around which starch collects.
Answer» SOLUTION :(a) Stroma REGION of chloroplast. (B) LEUCOPLAST.

Discussion

21678.	Question : A nail was driven into the trunk of a tree at a point 1.5meters above the soil level. After three years, the nail will:
Answer» REMAIN where it was MOVE SIDE WAYS move up move down Solution :remain where it was

Discussion

21679.	Question : A nail is driven into the trunk of a 30 years old tree at a point I in above the soil level. The tree grows in height at the rate of0.5 m a year.After 3 year nail will be
Answer» 1M above the soil 1.5 m above the soil 2m above the soil 2.5 m above the soil Answer :A

Discussion

21680.	Question : (a) NADP reductase enzyme is located on …. (B) Breakdown of proton gradient leads to release of ….
Answer» Solution :(a) NADP reductase enzyme is located in outer LAYER of Thylakoid. It is associated with Thylakoid MEMBRANE in light and is released in stroma in darkness. (b) When ATP MOLECULES,proton `(H^(+))` ion pass from membrane at that time ATP is synthesized with the help of ATP synthetase enzyme.

Discussion

21681.	Question : A : Mushrooms are not regarded plants. R : Unlike plants mushrooms are heterotrophic. (A) A and R both are correct and R is correct explanation of A. (B) A and R are correct but R is not explanation of A. (C) A is correct and R is false. (D) A and R are false
Answer» A and R both are CORRECT and R is correct EXPLANATION of A. A and R are correct but R is not explanation of A. A is correct and R is FALSE. A and R are false ANSWER :A

Discussion

21682.	Question : A mutagen colchicin is obtained from
Answer» Sarasaparilla SPANISH DAGGER Glory lily Medow SAFFRON ANSWER :D

Discussion

21683.	Question : A muscular fiber having no striations and tapers at both ends. Name it.
Answer» SOLUTION :SMOOTH or NON striated muscle fibre.

Discussion

21684.	Question : A multicellular green algae is
Answer» CHONDRUS LAMINARIA CHLAMYDOMONAS ULVA

Discussion

21685.	Question : A muscle fibre tapers at both ends and does not show striations. Name the muscle fibre
Answer» Solution :SMOOTH muscle FIBRE (non-striated muscle) become pointed at both the ENDS. They do not show striations. They are INVOLUNTARY in nature.

Discussion

21686.	Question : A multicellular, filamentous alga exhibits a type of sexual life cycle in which the meiotic division occurs after the formation of zygote. The adult filament of this alga has
Answer» HAPLOID VEGETATIVE CELLS and DIPLOID gametangia diploid vegetative cells and diploid gametangia diploid vegetative cells and haploid gametangia haploid vegetative cells and haploid gametangia Answer :D

Discussion

21687.	Question : A: Most of the red algae are marine. R : Red algae contain pigment anthocyanin.
Answer» A and R both are CORRECT and R is correct EXPLANATION of A. A and R are correct but R is not explanation of A. A is correct and R is FALSE. A and R are false. ANSWER :C

Discussion

21688.	Question : A: Mosses are evolved from algae R : Protonema of masses is similar to some green algae
Answer» A and R both are correct and R is correct explanation of A. A and R are correct but R is not explanation of A. A is correct and R is false. A and R are false. Answer :B

Discussion

21689.	Question : A: Most mammals are viviparous R : They feed their young ones with their milk(A) A and R both are correct and R is correct explanation of A.(B) A and R are correct but R is not explanation of A.(C) A is correct and R is false.(D) A and R are false
Answer» A and R both are CORRECT and R is correct EXPLANATION of A. A and R are correct but R is not explanation of A. A is correct and R is FALSE. A and R are false Answer :B

Discussion

21690.	Question : A: Moss protenema resembles green algae. R: It develops unicellular sex organs.
Answer» A and R both are CORRECT and R is correct explanation of A. A and R are correct but R is not explanation of A. A is correct and R is FALSE. A and R are false. ANSWER :C

Discussion

21691.	Question : A moss used as packing material for trans shipment of living material is
Answer» Funaria Marchantia SPHAGNUM Polytrichum Answer :C

Discussion

21692.	Question : A moss differs from a fern in having
Answer» SWIMMING sperms alternation of generation dependent GAMETOPHYTE INDEPENDENT gametophyte

Discussion

21693.	Question : A monocot angiosperm has
Answer» TAP root corolla in sets of 5 scattered vascular BUNDLES 6 groups of XYLEM

Discussion

21694.	Question : A molecule of haemoglobin carries how many oxygen molecule
Answer» 1 2 3 4 Solution :4

Discussion

21695.	Question : A mixture of more cytokine and less auxin when sprayed on culture cells induces the formation of (a) shoot(b) root(c) both shoot and root(d) callus
Answer» SHOOT root both shoot and root callus

Discussion

21696.	Question : A mixtureof ........... and potassium permanganate is used for fumigation.
Answer» Acetaldehyde Calcium oxide Formalin Vinegar Answer :A::C

Discussion

21697.	Question : A mineral deficiency is likely to affect older leaves more than younger leaves if:
Answer» mineral is a MICRONUTRIENT mineral is very mobile WITHIN the plant deficiency persists for a long PERIOD of time mineral is required for chlorophyll synthesis Answer :B

Discussion

21698.	Question : A microspore mother cell would be located in the :
Answer» OVARY STIGMA ANTHER FILAMENT SOLUTION :anther

Discussion

21699.	Question : A microspore develops into a :
Answer» SEED SPOROPHYTE MICROGAMETOPHYTE MEGAGAMETOPHYTE SOLUTION :microgametophyte

Discussion

21700.	Question : A microorganism, when viewed under a compound microscope with an objective lens of 40X and an eye piece of 10X magnification measured 4000 mu in length. The same microorganism when observed under a dissection microscope with a lens of 10X magnification would measure
Answer» 40 `mu` 100 `mu` 10 `mu` 400 `mu` Answer :B

Discussion

Explore topic-wise InterviewSolutions in .

Question :A patient's chart reveals that he has a cardiac output of 7500mL per minute and a stroke volume of 50 mL. What is his pulse rate? (in beats / min)

Question : A patient brought to a hospital with myo -cardial infarction is normally immediately given

Question : A patch stop carrier is a part of …………

Question : A particular cell has half as much DNA as some of the other cells in a mitotically active tissue. The cell in question could be in:

Question : A parenchymatous cell has 20 units of DNA It starts to divide mitotically: How many units of DNA would it have: (a) during late prophase, (b) during anaphase, and (c) during very late telophase.

Question : A part from water, what are the substrates that are transported through aquaporins ?

Question : A parasitic green alga is

Question : A: Oyster produce pearls R : They are cultured for this purpose(A) A and R both are correct and R is correct explanation of A.(B) A and R are correct but R is not explanation of A.(C) A is correct and R is false.(D) A and R are false

Question : (a) Oxygen evolving complex (b) Core complex (c) ATPase complex (d) Antenna complex

Question : A : Our body secretes adrenaline in intense cold. R : Adrenaline reise metabolic rate.

Question : A -Ovulation is the release of ovum fromthe Graafian follicle. R -It occurs during the follicular phase of the menstrual cycle.

Question : (a) Observe the given figure and give the answers of the following :- (a) Identify the process occurring in (I), (II) and (III). (b) Differentiate between the process II and III. (c) How many types of aquaporins from the water channels in the cell membrane.

Question : A number of proteins synthesised by ribosomes present on the ER are transferred to

Question : A nuclear stain haematoxylin is extracted form the ­­­­­­_________ of Haematoxylon

Question : A non- medullated nerve fibre does not have

Question : A nitrogenous base is present in RNA but absent in DNA . Identify it .

Question : A neuron receives a nerve impulse through ......... and transmits it through …………….

Question : A network of filamentous proteinaceous structures present in the cytoplasm is

Question : A nerve is a bundle of

Question : A nerve fibre during resting stage is

Question : A nephron does not have loop of Henle in:

Question :A natural sequence of developmental stages in the life cycle of an angiosperm is

Question : A national level approach to build up a reproductively healthy society was taken up in our country in

Question : (a) Name the part of the chloroplast where the dark reaction of photosynthesis takes place. (b) Give the technical term for A colourless plastid, in the cytoplasm of plant cells around which starch collects.

Question : A nail was driven into the trunk of a tree at a point 1.5meters above the soil level. After three years, the nail will:

Question : A nail is driven into the trunk of a 30 years old tree at a point I in above the soil level. The tree grows in height at the rate of0.5 m a year.After 3 year nail will be

Question : (a) NADP reductase enzyme is located on …. (B) Breakdown of proton gradient leads to release of ….

Question : A : Mushrooms are not regarded plants. R : Unlike plants mushrooms are heterotrophic. (A) A and R both are correct and R is correct explanation of A. (B) A and R are correct but R is not explanation of A. (C) A is correct and R is false. (D) A and R are false

Question : A mutagen colchicin is obtained from

Question : A muscular fiber having no striations and tapers at both ends. Name it.

Question : A multicellular green algae is

Question : A muscle fibre tapers at both ends and does not show striations. Name the muscle fibre

Question : A multicellular, filamentous alga exhibits a type of sexual life cycle in which the meiotic division occurs after the formation of zygote. The adult filament of this alga has

Question : A: Most of the red algae are marine. R : Red algae contain pigment anthocyanin.

Question : A: Mosses are evolved from algae R : Protonema of masses is similar to some green algae

Question : A: Most mammals are viviparous R : They feed their young ones with their milk(A) A and R both are correct and R is correct explanation of A.(B) A and R are correct but R is not explanation of A.(C) A is correct and R is false.(D) A and R are false

Question : A: Moss protenema resembles green algae. R: It develops unicellular sex organs.

Question : A moss used as packing material for trans shipment of living material is

Question : A moss differs from a fern in having

Question : A monocot angiosperm has

Question : A molecule of haemoglobin carries how many oxygen molecule

Question : A mixture of more cytokine and less auxin when sprayed on culture cells induces the formation of (a) shoot(b) root(c) both shoot and root(d) callus

Question : A mixtureof ........... and potassium permanganate is used for fumigation.

Question : A mineral deficiency is likely to affect older leaves more than younger leaves if:

Question : A microspore mother cell would be located in the :

Question : A microspore develops into a :

Question : A microorganism, when viewed under a compound microscope with an objective lens of 40X and an eye piece of 10X magnification measured 4000 mu in length. The same microorganism when observed under a dissection microscope with a lens of 10X magnification would measure

Question : A nuclear stain haematoxylin is extracted form the _________ of Haematoxylon