22339 + Interview Questions in Biology in Class 11 Page 282 InterviewSolution

14051.	Question : Name the protein filaments presents in the muscle.
Answer» SOLUTION :ACTIN and MYOSIN.

Discussion

14052.	Question : Name the projection seen on the surface of Pineapple and Jackfruit.
Answer» Solution :In Pineapple the small PROJECTIONS present on the SURFACE of the FRUIT REPRESENT persistent bracts. Pineapple is a multiple fruit developing from a spike.

Discussion

14053.	Question : Name the process that occurs in the plant when root pressure is high and the transpiration is low.
Answer» SOLUTION :GUTTATION

Discussion

14054.	Question : Name the process of formation of erythrocytes?
Answer» SOLUTION :HAEMOPOIESIS.

Discussion

14055.	Question : Name the process carried out by the hydathodes of herbaceous plants
Answer» SOLUTION :GUTTATION

Discussion

14056.	Question : Name the process by which water from plants is lost in liquid form
Answer» SOLUTION :GUTTATION

Discussion

14057.	Question : Name the process by which a tadpole develop into an adult frog.
Answer» Solution :In FROG, TADPOLE is TRANSFORMED to obtain ADULT FORM.

Discussion

14058.	Question : Name the principal excretory organs of cockroach.
Answer» SOLUTION :MALPIGHIAN TUBULES.

Discussion

14059.	Question : Name the primary pigment molecules of PS I and PS II.
Answer» Solution :PS I has` P_(700)`and `P_(680)`has Posc as PRIMARY PIGMENT molecules.

Discussion

14060.	Question : Name the primary and secondary hosts of tapeworm and liver fluke.
Answer» Solution :Tape WORM- primary HOST is man and secondary host is pig. Liver fluke-primary host is SHEEP and secondary host is snail.

Discussion

14061.	Question : Name the plant with lightest seeds.
Answer» SOLUTION :Orchids (each SEED WEIGHS 'about `0 CDOT 004` gm).

Discussion

14062.	Question : Name the plant part modified for food storage in thefollowing: (a) Carrot, (b) Colocasia, (c) Sweet potato, (d) Radish, (e) Dahlia, (f) Ginger, (g) Turmeric, (h) Potato
Answer» Solution :(a) Conical ROOT, (b) Corm, (C) Tuberous root,(d) Fusiform root, (E) Fasciculated root, (f) Rhizome,(g) Nodulose root, (H) Tuber.

Discussion

14063.	Question : Name the plant in which cystolith is found :
Answer» FICUS MAIZE MANGO TEAK SOLUTION :Ficus

Discussion

14064.	Question :Name the plant in which bicollateral vascular bundles arefound.
Answer» SOLUTION :CUCURBITA

Discussion

14065.	Question : Name the plant growing regulator which is synthesised by ripening fruits.
Answer» SOLUTION :ETHYLENE

Discussion

14066.	Question : Name the plant hormone that causes bolting in cabbage plants.
Answer» ANSWER :GIBBERELLINS `( GA_(3))`

Discussion

14067.	Question : Name the plant from which an important pigment of commercial importance.
Answer» Solution :ACACIA CATECHU, tannin (Catechu) obtained fromheartwood USED with paan, and for DYEING CLOTH.

Discussion

14068.	Question : Name the places from which adventitious roots arise.
Answer» SOLUTION :Adventitious ROOTS MAY RISE from base of stem, NODES or internodes.

Discussion

14069.	Question : Name the pigments that appear to be yellow orange or red in colour?
Answer» SOLUTION :CAROTENOIDS.

Discussion

14070.	Question : Name the pigments present in red algae.
Answer» SOLUTION :Chlorophyll-a d and `ALPHA, beta` CAROTENES xanthophylls and BILIPROTEINS.

Discussion

14071.	Question : Which type of pigments are found in red algae?
Answer» SOLUTION :Chlorophyll-a d and `BETA, ALPHA` CAROTENES and XANTHOPHYLLS.

Discussion

14072.	Question : Name the pigment present in the urine.
Answer» Solution :The YELLOW colour of the urine is DUE to the presence of PIGMENT UROCHROME.

Discussion

14073.	Question : Name the pigment found in tomato, carrots, chillies etc. which gives red colour to them. Is it a photosynthetic pigment ?
Answer» Solution :Carotenoid : Itis an accessory photosynthetic PIGMENT which takes part in harvesting LIGHT energy only if CHLOROPHYLL is PRESENT.

Discussion

14074.	Question : Name the pigment which occurs in all photosyntheticprotists.
Answer» SOLUTION :CHLOROPHYLL

Discussion

14075.	Question : Name the pigment that carries oxygen in blood.
Answer» ANSWER :HAEMOGLOBIN

Discussion

14076.	Question : Name the pigment that gives brown colour to brown algae.
Answer» SOLUTION :PIGMENT FUCOXANTHIN.

Discussion

14077.	Question : Name the pigment found in root nodules of leguminous plants.
Answer» SOLUTION :LEGHAEMOGLOBIN

Discussion

14078.	Question : Name the phyla in which the following cells/structures/ organs are present.a) Radula b) Cnidoblast c) Pneumatic bone d) Proboscis gland
Answer» SOLUTION :Mollusca cnidaria/Coelenterata Chordata/Aves-Birds Hemichordata

Discussion

14079.	Question : Name the phylum in which adults exhibit radial symmetryand larva exhibit bilateral symmetry.
Answer» SOLUTION :PHYLUM ECHINODERMATA.

Discussion

14080.	Question : Name the photosynthetic pigments present in higher plants.
Answer» Solution :CHLOROPHYLL a, chlorophyll B, and carotenoids (CAROTENES and xanthophyll).

Discussion

14081.	Question : Name the photoreceptor cells present in retina
Answer» Solution :There are TWO TYPES of photoreceptor cells, namely RODS and CONES.

Discussion

14082.	Question : Name the photosyntheticapparatusof bacteria .
Answer» SOLUTION :Bacteriahas SPECIAL TYPE ofphotosynthetic APPARATUS calledchlorosoes and CHROMATOPHORES.

Discussion

14083.	Question : Name the phenomenon in which drops of water coze out from the margins or tips of leaves
Answer» SOLUTION :GUTTATION

Discussion

14084.	Question : name the phases which comprises the interphase.
Answer» SOLUTION :`G_(1)` PHASE, S Phase and `G_(2)` Phase.

Discussion

14085.	Question : Name the periods of Mesozoic era.
Answer» SOLUTION :MESOZOIC ERA is divided into THREE periods namely Triassic, JURASSIC and cretaceous.

Discussion

14086.	Question : Name the peculiar cell type found in Porifera and Coelonterata.
Answer» SOLUTION :COLLER CELL, CNIDOBLASTS

Discussion

14087.	Question : Name the pathway in which waterflows along and between the cell walls of adjacent cells and through theintercellular spaces.
Answer» SOLUTION :APOPLAST PATHWAY.

Discussion

14088.	Question : Name the pathological condition when uncontrolled cell division occurs.
Answer» Solution :Uncontrolled cell DIVISION & abnormal growth of cells LEADS to the PATHOLOGICAL condition called TUMOR or cancer.

Discussion

14089.	Question : Name the parts of the organ of equilibrium involved in the following functions. (a) Linear movement of the body. (b) Changes in the body position. (c ) Rotational movement of the head.
Answer» Solution : (a) The UTRICLE and saccule are two membranous sacs, FOUND nearest the cochlea and contain equilibrium receptor REGIONS called MACULAE that are involved in detecting the linear movement of the head. (b) Two fluids, perilymph and endolymph, respond to the mechanical forces, during changes occurring in body position and ACCELERATION. (c) The anterior, posterior and lateral canals detects the rotational movement of the head.

Discussion

14090.	Question : Name the parts of the ear ossicles are attached to
Answer» Solution :The MALLEUS is attached to the tympanic MEMBRANE and the stapes is aatached to the oval window of the COCHLEA. The ear ossicles increase the efficiency of transmission of sound waves of the inner ear.

Discussion

14091.	Question : Name the parts of that form autonomic nervous system.
Answer» SOLUTION :PARASYMPATHETIC and SYMPATHETIC SYSTEM

Discussion

14092.	Question : Name the parts of adrenal gland that are endocrine in nature.
Answer» Solution :Adernal CORTEX (INTER REGION) and adernal medulla (central part).

Discussion

14093.	Question : Name the particular kind of tissue which lines the innersurfaces of fallopian tubes and the bronchioles.
Answer» Solution :CILIATED pseudostratified epithelial CELLS,columnar EPITHELIUM.

Discussion

14094.	Question : Name the part of the alimentary canal where major of absorption of digested food takes place. What are the absorbed forms of different kinds of food materials ?
Answer» SOLUTION :Ileum (in small intestine) is the MAIN place for ABSORPTION for digested nutrients. The process of digestion completes here only and end products of digestion are absorbed by mucosa and MIXES with blood flow.

Discussion

14095.	Question : Name the part of the alimentary canal of cockroach withouta cuticle-lining
Answer» SOLUTION :MESENTERON

Discussion

14096.	Question : Name the part of root concerned mainly with absorption of water
Answer» SOLUTION : ROOT HAIR

Discussion

14097.	Question : Name the part of plant body which absorbs mineral nutrients
Answer» SOLUTION :EPIBLEMA or EPIDERMIS of YOUNG ROOTS.

Discussion

14098.	Question :Name the part modified for food storage in the following (a) carrot (b) Radish(c) Potato (d) Dahlia (e) Turmeric (f) Sweet potato
Answer» Solution : (a) and (b) FLESHY TAP root (C) Stem tuber (d) root tuber (e) RHIZOME (f) Fleshy root tuber

Discussion

14099.	Question : Name the organisms that are exceptions to cell theory.
Answer» SOLUTION :VIRUSES, VIRIONS and PRIONS.

Discussion

14100.	Question : Name the organism that fixes nitrogen in association with Brazilian grass.
Answer» SOLUTION :AZOSPIRILLUM lipoferum.

Discussion

Explore topic-wise InterviewSolutions in .

Question : Name the protein filaments presents in the muscle.

Question : Name the projection seen on the surface of Pineapple and Jackfruit.

Question : Name the process that occurs in the plant when root pressure is high and the transpiration is low.

Question : Name the process of formation of erythrocytes?

Question : Name the process carried out by the hydathodes of herbaceous plants

Question : Name the process by which water from plants is lost in liquid form

Question : Name the process by which a tadpole develop into an adult frog.

Question : Name the principal excretory organs of cockroach.

Question : Name the primary pigment molecules of PS I and PS II.

Question : Name the primary and secondary hosts of tapeworm and liver fluke.

Question : Name the plant with lightest seeds.

Question : Name the plant part modified for food storage in thefollowing: (a) Carrot, (b) Colocasia, (c) Sweet potato, (d) Radish, (e) Dahlia, (f) Ginger, (g) Turmeric, (h) Potato

Question : Name the plant in which cystolith is found :

Question :Name the plant in which bicollateral vascular bundles arefound.

Question : Name the plant growing regulator which is synthesised by ripening fruits.

Question : Name the plant hormone that causes bolting in cabbage plants.

Question : Name the plant from which an important pigment of commercial importance.

Question : Name the places from which adventitious roots arise.

Question : Name the pigments that appear to be yellow orange or red in colour?

Question : Name the pigments present in red algae.

Question : Which type of pigments are found in red algae?

Question : Name the pigment present in the urine.

Question : Name the pigment found in tomato, carrots, chillies etc. which gives red colour to them. Is it a photosynthetic pigment ?

Question : Name the pigment which occurs in all photosyntheticprotists.

Question : Name the pigment that carries oxygen in blood.

Question : Name the pigment that gives brown colour to brown algae.

Question : Name the pigment found in root nodules of leguminous plants.

Question : Name the phyla in which the following cells/structures/ organs are present.a) Radula b) Cnidoblast c) Pneumatic bone d) Proboscis gland

Question : Name the phylum in which adults exhibit radial symmetryand larva exhibit bilateral symmetry.

Question : Name the photosynthetic pigments present in higher plants.

Question : Name the photoreceptor cells present in retina

Question : Name the photosyntheticapparatusof bacteria .

Question : Name the phenomenon in which drops of water coze out from the margins or tips of leaves

Question : name the phases which comprises the interphase.

Question : Name the periods of Mesozoic era.

Question : Name the peculiar cell type found in Porifera and Coelonterata.

Question : Name the pathway in which waterflows along and between the cell walls of adjacent cells and through theintercellular spaces.

Question : Name the pathological condition when uncontrolled cell division occurs.

Question : Name the parts of the organ of equilibrium involved in the following functions. (a) Linear movement of the body. (b) Changes in the body position. (c ) Rotational movement of the head.

Question : Name the parts of the ear ossicles are attached to

Question : Name the parts of that form autonomic nervous system.

Question : Name the parts of adrenal gland that are endocrine in nature.

Question : Name the particular kind of tissue which lines the innersurfaces of fallopian tubes and the bronchioles.

Question : Name the part of the alimentary canal where major of absorption of digested food takes place. What are the absorbed forms of different kinds of food materials ?

Question : Name the part of the alimentary canal of cockroach withouta cuticle-lining

Question : Name the part of root concerned mainly with absorption of water

Question : Name the part of plant body which absorbs mineral nutrients

Question :Name the part modified for food storage in the following (a) carrot (b) Radish(c) Potato (d) Dahlia (e) Turmeric (f) Sweet potato

Question : Name the organisms that are exceptions to cell theory.

Question : Name the organism that fixes nitrogen in association with Brazilian grass.