22339 + Interview Questions in Biology in Class 11 Page 179 InterviewSolution

8901.	Question : Virchow stated that cells arise from pre-existing cells. A. TrueB. False
Answer» ANSWER :1

Discussion

8902.	Question : Vineet observes the gardener removing the shoot tips of plants for hedge making. He asks his brother the reason for this. His brother explains it to him. List two values you observed in Vinnet’s brother
Answer» SOLUTION :Awareness, KNOWLEDGE of life SCIENCES, helping.

Discussion

8903.	Question : Vineet observes the gardener removing the shoot tips of plants for hedge making. He asks his brother the reason for this. His brother explains it to him. What does Vineet brother tell him. Explain (give two points)
Answer» Solution : Growing APICAL BUD inhibits the GROWTH of lateral buds, called apical dominance. REMOVAL of shoot TIPS results in the growth of lateral buds.

Discussion

8904.	Question : Vinegar is prepared from alcohol with the help of
Answer» Rhizopus Mucor Acetobacter Both (2) & (3) ANSWER :C

Discussion

8905.	Question :Villi are not found in the intestine of cockroach.
Answer» ANSWER :TRUE

Discussion

8906.	Question : Villi in ileum have infoldings the surface called ______that increase the surface Area.
Answer» SOLUTION :MICROVILLI

Discussion

8907.	Question : Villi are concerned with …………..
Answer» SECRETION of ENZYMES secretion of mucus digestion of food ABSORPTION of DIGESTED food Solution :N/A

Discussion

8908.	Question :Vexillary aestivation is not found in the flowers of
Answer» Dolichos Indigofera Cassia Trigonella Answer :C

Discussion

8909.	Question :Vexillary aestivation is characteristic of the family
Answer» SOLANACEAE BRASSICACEAE FABACEAE Asteraceae Answer :C

Discussion

8910.	Question : Anastral mitosis is the chracteristic feature of
Answer» Ssolanaceae Brassicaceae Fabaceae Asteraceae Answer :C

Discussion

8911.	Question : Vexillary aestivation is characteristic of the family
Answer» Solanaceae Brassicaceae FABACEAE Asteraceae Answer :C

Discussion

8912.	Question : Select the correct biological term.Cardiac muscle, atria, tricuspid valve, systole, auricles, arteries, diastole, ventricles, bicuspid valve, pulmonary artery, cardiac cycle, semi lunar valve, veins, pulmonary vein, capillaries, vena cava, aortaVessels which carry blood away from the heart.
Answer» SOLUTION :ARTERIES

Discussion

8913.	Question : Vessels occur in the following gymnosperm plant
Answer» Ginkgo Taxus Gneturn All the above Answer :C

Discussion

8914.	Question : Vessels are seen in ……..
Answer» EQUISETUM SELAGINELLA MARSILEA Pteris Answer :B

Discussion

8915.	Question : Vessels are present in ........... .
Answer» ANSWER :ANGIOSPERMS

Discussion

8916.	Question : Vessels are not found in :
Answer» SAL WOOD CHIR wood teak wood SHISHAM wood Solution :chir wood

Discussion

8917.	Question : Vessels and companion cells occur in
Answer» ANGIOSPERMS Gymnosperms Pteridophytes VIRUSES ANSWER :A

Discussion

8918.	Question : Vesselless angiosperms is/are
Answer» Drimys TROCHODENDRON Tetracentron All of these Answer :D

Discussion

8919.	Question : Vesicular Arbuscular Mycorrhizae are
Answer» Certain SYMBIOTIC FUNGI whcih live only on the surface of root of higher plants. Mycorrhizae which are found within the roots Endomycorrhizae which live between the CELLS of root cortex and SEND special branches into the cells All of the above ANSWER :C

Discussion

8920.	Question :Vesicles from the smooth ER most likely are on their way tothe:
Answer» rough ER PLANT CELL VACUOLE only LYSOSOMES Golgi apparatus Solution :lysosomes

Discussion

8921.	Question : Select the correct biological term. Cardiac muscle, atria, tricuspid valve, systole, auricles, arteries, diastole, ventricles, bicuspid valve, pulmonary artery, cardiac cycle, semi lunar valve, veins, pulmonary vein, capillaries, vena cava, aorta.Very narrow blood vessels
Answer» SOLUTION :CAPILLARIES

Discussion

8922.	Question : Very briefly explain the following : (z) Polytypic genus (ii) Hoiotype specimen (iii) Neotype specimen (iv) Taxon (v) Categories (vi) Artificial classification (vii) Phylogenetic classification (viii) Systematics (ix) Biological classification (x) Nomenclature. (x) Herbarium (xii) Zoological park (xiii) lnsectaria (xiv) Zoological museum.
Answer» Solution :(i) A genus containing more than one species is called polytypic genus e.g. Panthera, So,lanum. (ii) Original specimen is called holotype specimen. (iii) A new specimen when the original one is lost is referred to as neotype specimen. (iv) A natural ·taxon refers to a group of similar GENETICALLY related individuals having certain characters distinct from those of other groups e.g. All insects form a taxon, so. do the fishes, FROGS, birdis etc. (v) THT various grouping levels or ranks in classification are known as categories. There are own as categones. There are seven major categones - kingdom, phylum, class, order, family, genus and species. (vi) It is based on one or a few superficial resemblances rather than on natural or evolutionary relationships. (vii) The classification reflecting the evolutionary relationships of organisms is called the phylogenetic classification. ( viii) Systematics is the scientific study that attempts to recognize, describe, name and arrange the diverse orgarusms accordmg to an organized plan based on the unique features of species and groups. (ix) Biological classification is the scientific ordering of organisms in a hierarchical series of groups on thebasis of their relationships. (x) It is the method of NAMING of organisms. (xi) It is a collection of pressed, dried and preserved plants mounted on paper sheets, properly labelled, systematically arranged and available for reference or study. (xii) An ENCLOSED place where live 'wild' animals are kept for public exhibition is called a zoological park or zoo or zoological garden. · (xiii) These are special insect areas where flowering plants are grown and visitors can see butterflies, moths etc. (xiv) A zoological museum is a building used for the preservation, storage and exhibition of inanimate objects which illustrate the human or 'natural history'. The term 'natural history' includes all natural objects such as animals, plants and minerals.

Discussion

8923.	Question : Very briefly explain the following : (i) Polytypic genus (ii) Bolotype speciman (iii) Neotype specimen.
Answer» SOLUTION :(i) A genus containing more than ONE species is -called polytypic genus. e.g., PANTHERA. (ii) ORIGINAL SPECIMEN is called holotype specimen. (iii) A new specimen when the original one is lost is referred to as neotype specimen.

Discussion

8924.	Question : Vertebrates differ from other chordates in having ....... replaced in adults by a ......
Answer» SOLUTION :NOTOCHORD , VERTEBRAL COLUMN

Discussion

8925.	Question : Vernalisation is done at(A) lower temperature(B) low light intensity(C) higher temperaure(D) high light intensity
Answer» LOWER temperature low LIGHT INTENSITY higher temperaure high light intensity

Discussion

8926.	Question : Vernalisation is perceived by "____________" part of the mature plant.
Answer» ANSWER :SHOOT APEX

Discussion

8927.	Question : Vernalisation – Define.
Answer» Solution :MANY species of biennials and PERENNIALS are induced to flower by low temperature EXPOSURE `(0^@ C " to" 5^@C)`. This process is called Vernalization.

Discussion

8928.	Question : Vermiwash is obtained from .......... formed by earthworms.
Answer» SOLUTION :burrows/drilospheres

Discussion

8929.	Question : What is vermicasting
Answer» Solution :The PROCESS of increasing FERTILITY of soil by EARTHWORMS.

Discussion

8930.	Question : Ventralmouth is seen in
Answer» SCOLIODON PETROMYZON CATLA SALAMANDRA ANSWER :A

Discussion

8931.	Question : Venation is a term used to describe the pattern of arrangement of
Answer» Floral organs FLOWER in infloresence VEINS and VEINLETS in a lamina All of them Solution :Venation, veins are parts of leaves. That possess VASCULAR tissues. e.g. Xylem and phloem. It is for conduction of water and minerals to leaves and conduction of food from leaf to other parts of the plant . The specific arrangement of veins in leaf is called venation. for diagram see section-A, Q. No. 8

Discussion

8932.	Question : Vena cava drain the blood into the _________ atrium while pulmonary veins drain the blood into the _____
Answer» Solution : RIGHT, LEFT the BASE of PULMONARY ARTERY and aorta

Discussion

8933.	Question : Velamen tissue is present in the roots of :
Answer» ORCHIDS all epiphytes parasites SAPROPHYTES SOLUTION :orchids

Discussion

8934.	Question : Vein has
Answer» THICK TUNICA MEDIA THIN tunica media Thick tunica interna Thick tunica externa ANSWER :B

Discussion

8935.	Question : Vegetative reproduction results in
Answer» the OFFSPRINGS are IDENTICAL in all CHARACTERS with RESPECT to the mother plant the offsprings differ in all characters with respect to the mother plant there is no RELATION between mother and offsprings genetically none of the above Answer :A

Discussion

8936.	Question : Vegetative reproduction in fungus is with the help of all except
Answer» FRAGMENTATION FISSION Budding Bulbils ANSWER :D

Discussion

8937.	Question : Vegetative reproduction in mosses is by fragmentation and budding in the
Answer» `1^(@)` protonema Leafy stage `2^(@)` protonema Both A and C Solution :Vegetative REPRODUCTION in mosses is by FRAGMENTATION and budding in `2^(@)` protonema.

Discussion

8938.	Question : Vegetative propagation through offset is common in :
Answer» ANTIGONON EICHHORNIA ELODEA AMORPHOPHALLUS SOLUTION :Eichhornia

Discussion

8939.	Question : Vegetative propagation by Gemma occurs in
Answer» Riccia Marchanita Sphagnum Funaria Solution :VEGETATIVE PROPAGATION by GEMMA OCCURS in MARCHANTIA.

Discussion

8940.	Question : Vasopressin stimulates reabsorption of water and reduction in uring output. So vasopressin is called
Answer» SYNOVIAL fluid neurotransmitter antidiuretic hormone growth REGULATING SUBSTANCE

Discussion

8941.	Question : Vasopressin and ................ are involved in the regulation of the kidneys results in vasoconstriction
Answer» SOLUTION :ANGIOTENSIN II

Discussion

8942.	Question : Vascular tissues are also called complex tissue.
Answer» Solution :In the STRUCTURE of vascular tissue, structural and functional characteristics of various TYPES of cells are combined. So it is called COMPLEX tissue. In xylem tissue, tracheilds, VESSELS, xylem, parenchyma and xylem sclenenchyma are included. In phleom tissue sieve cells, sieve tube, companion cells, phleom parenchyma and phleom sclerenchyma (fibres) are included. Thus it can be SAID that vascular tissues are comploex tissues.

Discussion

8943.	Question : Vascular tissues from
Answer» periblem dermatogens phellogen plerome Answer :D

Discussion

8944.	Question : Vascular plants lacking vessels and companion cells are
Answer» Angiosperm Thallophyte Bryophytes Gymnosperms Solution :VASCULAR plants LACKING vessels and companion CELLS are gymnosperms and PTERIDOPHYTES.

Discussion

8945.	Question : Vascular cambium ring of dicot stem is formed by
Answer» PRIMARY MERISTEM only SECONDARY meristem only Both primary and secondary meristem XYLEM and phloem Answer :C

Discussion

8946.	Question : Vascular cambium produces
Answer» PRIMARY and SECONDARY XYLEM primary and secondary PHLOEM Primary xylem and phloem Secondary xylem and phloem Answer :D

Discussion

8947.	Question : Vascular cambium of stem is
Answer» PARTLY PRIMARY and partly SECONDARY MERISTEM primary meristem secondary meristem INTERCALARY meristem Answer :A

Discussion

8948.	Question : Vascular cambium is absent
Answer» DICOT leaf MONOCOT STEM Monocot ROOT All Answer :D

Discussion

8949.	Question : Vascular cambium in dicot roots is
Answer» Partly PRIMARY & partly SECONDARY in origin Completely secondary and formed from CORTEX Completely primary and formed from PERICYCLE Formed partly from pericycle and partly from conjunctive tissue Answer :D

Discussion

8950.	Question : Vascular bundles without bundle sheath are found in
Answer» MONOCOT STEM Monocot ROOT DICOT leaf Monocot leaf Answer :B

Discussion

Explore topic-wise InterviewSolutions in .

Question : Virchow stated that cells arise from pre-existing cells. A. TrueB. False

Question : Vineet observes the gardener removing the shoot tips of plants for hedge making. He asks his brother the reason for this. His brother explains it to him. List two values you observed in Vinnet’s brother

Question : Vineet observes the gardener removing the shoot tips of plants for hedge making. He asks his brother the reason for this. His brother explains it to him. What does Vineet brother tell him. Explain (give two points)

Question : Vinegar is prepared from alcohol with the help of

Question :Villi are not found in the intestine of cockroach.

Question : Villi in ileum have infoldings the surface called ______that increase the surface Area.

Question : Villi are concerned with …………..

Question :Vexillary aestivation is not found in the flowers of

Question :Vexillary aestivation is characteristic of the family

Question : Anastral mitosis is the chracteristic feature of

Question : Vexillary aestivation is characteristic of the family

Question : Vessels occur in the following gymnosperm plant

Question : Vessels are seen in ……..

Question : Vessels are present in ........... .

Question : Vessels are not found in :

Question : Vessels and companion cells occur in

Question : Vesselless angiosperms is/are

Question : Vesicular Arbuscular Mycorrhizae are

Question :Vesicles from the smooth ER most likely are on their way tothe:

Question : Select the correct biological term. Cardiac muscle, atria, tricuspid valve, systole, auricles, arteries, diastole, ventricles, bicuspid valve, pulmonary artery, cardiac cycle, semi lunar valve, veins, pulmonary vein, capillaries, vena cava, aorta.Very narrow blood vessels

Question : Very briefly explain the following : (i) Polytypic genus (ii) Bolotype speciman (iii) Neotype specimen.

Question : Vertebrates differ from other chordates in having ....... replaced in adults by a ......

Question : Vernalisation is done at(A) lower temperature(B) low light intensity(C) higher temperaure(D) high light intensity

Question : Vernalisation is perceived by "____________" part of the mature plant.

Question : Vernalisation – Define.

Question : Vermiwash is obtained from .......... formed by earthworms.

Question : What is vermicasting

Question : Ventralmouth is seen in

Question : Venation is a term used to describe the pattern of arrangement of

Question : Vena cava drain the blood into the _________ atrium while pulmonary veins drain the blood into the _____

Question : Velamen tissue is present in the roots of :

Question : Vein has

Question : Vegetative reproduction results in

Question : Vegetative reproduction in fungus is with the help of all except

Question : Vegetative reproduction in mosses is by fragmentation and budding in the

Question : Vegetative propagation through offset is common in :

Question : Vegetative propagation by Gemma occurs in

Question : Vasopressin stimulates reabsorption of water and reduction in uring output. So vasopressin is called

Question : Vasopressin and ................ are involved in the regulation of the kidneys results in vasoconstriction

Question : Vascular tissues are also called complex tissue.

Question : Vascular tissues from

Question : Vascular plants lacking vessels and companion cells are

Question : Vascular cambium ring of dicot stem is formed by

Question : Vascular cambium produces

Question : Vascular cambium of stem is

Question : Vascular cambium is absent

Question : Vascular cambium in dicot roots is

Question : Vascular bundles without bundle sheath are found in

Question : Vena cava drain the blood into the _____ atrium while pulmonary veins drain the blood into the _