Description : In five kingdom system, the main basis of classification is (a) structure of nucleus (b) mode of nutrition (c) structure of cell wall (d) asexual reproduction.
Last Answer : (b) mode of nutrition
Description : Give examples of archaebacteria and eubacteria.
Last Answer : Give examples of archaebacteria and eubacteria.
Description : Which of the following are likely to be present in deep sea water? (a) Blue-green algae (b) Saprophytic fungi (c) Archaebacteria (d) Eubacteria
Last Answer : c) Archaebacteria
Description : Methanogens belong to (a) eubacteria (b) archaebacteria (c) dinoflagellates (d) slime moulds.
Last Answer : (b) archaebacteria
Description : Which of the following are found in extreme saline conditions? (a) Eubacteria (b) Cyanobacteria (c) Mycobacteria (d) Archaebacteria
Last Answer : (d) Archaebacteria
Description : Which of the following are found in extreme saline conditions ? (1) Eubacteria (2) Cyanobacteria (3) Mycobacteria (4) Archaebacteria
Last Answer : (4) Archaebacteria
Description : Five kingdom system of classification suggested by R.H. Whittaker is not based on (a) presence or absence of a well defined nucleus (b) mode of reproduction (c) mode of nutrition (d) complexity of body organisation.
Last Answer : (b) mode of reproduction
Description : In eubacteria, a cellular component that resembles eukaryotic cell is (a) plasma membrane (b) nucleus (c) ribosomes (d) cell wall.
Last Answer : (a) plasma membrane
Description : Slime molds differ from the moldy fungi A- in their mode of nutrition: phagocytosis for the slime molds; absorptive heterotroph for moldy fungi B- in that the moldy fungi produce amoeboid or flagellated cells and the slime molds do not C- Both (a) and (b) D- none of the above
Last Answer : in their mode of nutrition: phagocytosis for the slime molds; absorptive heterotroph for moldy fungi
Description : What is the cell structure of eubacteria? -Biology
Last Answer : answer:
Description : The structure which helps in the nutrition of the Embryo is – (1) Yolk sac (2) Amniotic membrane (3) Crypts (4) Placenta
Last Answer : (1) Yolk sac Explanation: The yolk sac is a membranous sac attached to an embryo, providing early nourishment. It functions as the developmental circulatory system of the human embryo, ... It carries out transfer of nutrients in weeks 2 and 3 when the uteroplacental circulation is established
Description : The structure which helps in the nutrition of the Embryo is (1) Yolk sac (2) Amniotic membrane (3) Crypts (4) Placenta
Last Answer : Yolk sac
Description : Pick up the wrong statement. (a) Some fungi are edible. (b) Nuclear membrane is present in Monera. (c) Cell wall is absent in Animalia. (d) Protists have photosynthetic and heterotrophic modes of nutrition.
Last Answer : (b) Nuclear membrane is present in Monera.
Description : Explain kingdom Monera with the help of given points: i. Nucleus ii. Reproduction iii. Nutrition
Last Answer : Explain kingdom Monera with the help of given points: i. Nucleus ii. Reproduction iii. Nutrition
Description : Eyes of potato are useful for - (1) Nutrition (2) Respiration (3) Reproduction (4) Vegetative propagation
Last Answer : (4) Vegetative propagation Explanation: Any potato variety can be propagated vegetatively by planting tubers, pieces of tubers, cut to include at least one or two eyes, or also by cuttings, a ... worms. The tapeworms use their head, called the scolex, to attach themselves to the intestinal wall.
Description : The function of contractile vacuole a) Nutrition b) Reproduction c) Osmoregulation d) Locomotion
Last Answer : c) Osmoregulation
Description : Eyes of potato are useful for (1) Nutrition (2) Respiration (3) Reproduction (4) Vegetative propagation
Last Answer : Vegetative propagation
Description : Which of the following are true archaebacteria? (1) Extreme halophiles (2) Extreme thermophyles (3) Methanogens (4) Presence of peptidoglycan cell wall Ans. (a) 43; Which of the following are ... plants ? (1) Saintpaulia ionantha (2) Ceratozamia hildae (3) Punica granatum (4) Senecio hadrasomum
Last Answer : Ans. ((c))
Description : Select the correct combination of the statements (i-iv) regarding the characteristics of certain organisms. (i) Methanogens are archaebacteria which produce methane in marshy areas. (ii) Nostoc is a filamentous blue-green alga which fixes ... iii) (c) (ii), (iii) and (iv) (d) (i), (ii) and (iv).
Last Answer : (d) (i), (ii) and (iv)
Description : In eubacteria, a cellular component that resembles eukaryotic cell is
Last Answer : In eubacteria, a cellular component that resembles eukaryotic cell is A. Plasma membrane B. Nucleus C. Ribosomes D. Cell wall
Description : Which of the following sequences has helped in identifying eukaryotes, eubacteria and archeabacterial cell types? A- Signature sequence B- Signal sequence C- Shine-Dalgarno sequence D- Amino acid sequence
Last Answer : Signature sequence
Description : Active and passive transports across cell membrane differ in (a) passive transport is nonselective (b) passive transport is along the concentration gradient while active transport is due to metabolic ... (d) passive transport is confined to anions while active transport is confined to cations.
Last Answer : (b) passive transport is along the concentration gradient while active transport is due to metabolic energy
Description : Which one of the following does not differ in E.coli and Chlamydomonas? (a) Ribosomes (b) Chromosomal organization (c) Cell wall (d) Cell membrane
Last Answer : (d) Cell membrane
Description : Which of the following terms refers to cells that lack normal cellular characteristics and differ in shape and organization with respect to their cells of origin? a) Anaplasia Usually, anaplastic cells are ... number of cells of a tissue, most often associated with a period of rapid body growth.
Last Answer : a) Anaplasia Usually, anaplastic cells are malignant.
Description : $ Green Algae are considered to be the ancestors of land plants. ! Algae differ from Fungi due to autotrophic nutrition.
Last Answer : $ Green Algae are considered to be the ancestors of land plants. ! Algae differ from Fungi due to ... wrong D. If both As and R are wrong.
Description : The mode of action of paraquat is a). Amino acid synthesis inhibition b). Pigment inhibition c). Cell membrane disruption d). Shoot inhibition
Last Answer : c). Cell membrane disruption
Description : The mode of action of Atrazine is a). Pigment inhibition b). Cell membrane disruption c). Seedling growth inhibition d). Photosynthesis inhibition
Last Answer : d). Photosynthesis inhibition
Description : The mode of action of thiocarbonates is a). Lipid inhibitor b). Cell membrane dispruption c). Pigment inhibitor d). Shoot inhibitor
Last Answer : d). Shoot inhibitor
Description : Answer: Cell Biology is the study of structure and reproduction of cells.
Last Answer : Which philosopher conjectured that if the moon did not move, it would fall upon the earth?
Description : The ________ provides fixed shape and rigidity to plant cell. a) cell wall b)cell membrane c)plasma lemma d)lysosome
Last Answer : a) cell wall
Description : 9.Acrosome is important for ----------- . a)ATP production, b)Dissolving membrane of ovum, c)Motility of sperm, d)Nutrition of sperm
Last Answer : b)Dissolving membrane of ovum,
Description : What is the mode of nutrition in Amoeba known as ? -SST 10th
Last Answer : The mode of nutrition in Amoeba is Holozoic.
Description : The autotrophic mode of nutrition requires (i) carbon dioxide and water (ii) chlorophyll (iii) sunlight (iv) all of the above -Biology
Last Answer : Autotrophic nutrition is the mode of nutrition in which green plants prepare their own food by the process of photosynthesis. It requires carbon dioxide, water, sunlight and chlorophyll. Hence, option (iv) is correct.
Description : Scraping is the mode of nutrition in _____ . -Science-7
Last Answer : Scraping is the mode of nutrition in Snails.
Description : Explain the mode of nutrition in fungi. -Biology
Description : With regard to mode of nutrition, what is common to Nepenthes, utricularia and Drosera? -Biology
Description : What is the mode of nutrition in bacteria? -Biology
Description : name the mode of nutrition in nitrifying bacteria -Biology
Description : Holozoic mode of nutrition is observed in which kingdom?
Last Answer : Holozoic mode of nutrition is observed in which kingdom?
Description : Why do fungi exhibit heterotrophic mode of nutrition?
Last Answer : Why do fungi exhibit heterotrophic mode of nutrition?
Description : Explain how fungi exhibit heteromorphic mode of nutrition?
Last Answer : Explain how fungi exhibit heteromorphic mode of nutrition?
Description : What is Mode of nutrition of anguillula?
Last Answer : Need answer
Description : Which one of the following is common to multicellular fungi, filamentous algae and protonema of mosses? (a) Diplontic life cycle (b) Members of Kingdom Plantae (c) Mode of nutrition (d) Multiplication by fragmentation
Last Answer : (d) Multiplication by fragmentation
Description : 79. Which one of the following is common to multicellular fungi, filamentous algae and protonema of mosses ? (1) Multiplication by fragmentation (2) Diplontic life cycle (3) Members of kingdom Plantae (4) Mode of Nutrition
Last Answer : Multiplication by fragmentation
Description : Identify the mode of reproduction in the figure given below.... -Science-7
Last Answer : This mode of reproduction is called Fragmentation.
Description : which is a better mode of reproduction: sexual or asexual?why? -Biology
Description : Is fragmentation a mode to reproduction or it comes under regeneration? -Biology