Description : At maturity, which of the following is non-nucleated? (a) Palisade cell (b) Cortical cell (c) Sieve cell (d) Companion cel
Last Answer : (c) Sieve cell
Description : Identify the two components of Phloem tissue that help in transportation of food in plants (a) Phloem parenchyma & sieve tubes (b) Sieve tubes & companion cell. (c) Phloem parenchyma & companion cell. (d) Phloem fibres and sieve tubes
Last Answer : (b) Sieve tubes & companion cell.
Description : State the function of a) sieve tubes b) sieve plate c) companion cells d) phloem fibres.
Last Answer : a) Sieve tubes: They play an important role in the conduction of food. b) Sieve plate: It allows the food to pass through the pores. c) Companion cells: They control the passage of food through the phloem. d) Phloem fibres: They provide tensile strength to the plant body.
Description : Bordered pits are found in (a) sieve cells (b) vessel wall (c) companion cells (d) sieve tube wall.
Last Answer : (b) vessel wall
Description : Transport of food material in higher plants takes place through (a) companion cells (b) transfusion tissue (c) tracheids (d) sieve elements.
Last Answer : (d) sieve elements.
Description : Function of companion cells is (a) providing energy to sieve elements for active transport (b) providing water to phloem (c) loading of sucrose into sieve elements by passive transport (d) loading of sucrose into sieve elements.
Last Answer : (d) loading of sucrose into sieve elements.
Description : Companion cells are closely associated with (a) sieve elements (b) vessel elements (c) trichomes (d) guard cells.
Last Answer : a) sieve elements
Description : Phloem in gymnosperms lacks (a) both sieve tubes and companion cells (b) albuminous cells and sieve cells (c) sieve tubes only (d) companion cells only.
Last Answer : (a) both sieve tubes and companion cells
Description : Bordered pits are found in (a) sieve cells (b) vessel wall (c) companion cells (d) sieve tube wall
Last Answer : d) sieve elements.
Last Answer : (a) sieve elements
Description : Phloem in gymnosperms lacks (a) both sieve tubes and companion cells (b) albuminous cells and sieve cells (c) sieve tubes only (d) companion cells only
Description : Companion cells are closely associated with (1) Guard cells (2) Sieve elements (3) Vessel elements (4) Trichomes
Last Answer : (2) Sieve elements
Description : Assertion :- Yeast can progress through the cell cycle in only about 90 minutes. Reason :- Duration of cel cycle can vary from organism to organism
Last Answer : Assertion :- Yeast can progress through the cell cycle in only about 90 minutes. Reason :- Duration of ... . D. If both Assertion & Reason are false.
Description : A cell supplies a current `i_(1)` trhough a resistnace `R_(1)` and a current `i_(2)` through a resistance `R_(2)`. The internal resistance of this cel
Last Answer : A cell supplies a current `i_(1)` trhough a resistnace `R_(1)` and a current `i_(2)` through a resistance `R_(2 ... ))/(i_(1)-i_(2)))sqrt(R_(1)R_(2))`
Description : In which process does the cell use a vesicle to move molecules into the cel?
Last Answer : What is the answer ?
Description : If you are asked to classify the various algae into distinct groups, which of the following characters you should choose? (a) Nature of stored food materials in the cell (b) Structural organization of thallus (c) Chemical composition of the cell wall (d) Types of pigments present in the cel
Last Answer : (d) Types of pigments present in the cel
Description : Which statement is true for WBC? (a) Non-nucleated (b) In deficiency, cancer is caused (c) Manufactured in thymus (d) Can squeeze through blood capillaries
Last Answer : (d) Can squeeze through blood capillaries
Description : How about a cel phone signal booster?
Last Answer : I’ve heard cell phone repeater antenna systems work, but have no first-hand experience with them.
Description : $ Seive tubes in plants are formed of enucleated cells called seive members. ! All the activities of a seive cell are controlled by nucleated parenchy
Last Answer : $ Seive tubes in plants are formed of enucleated cells called seive members. ! All the activities of a seive ... wrong D. If both As and R are wrong.
Description : Is a llma have red nucleated cell?
Last Answer : llamas are camelids. Camelids can have a small number of nucleated red blood cells. But their red blood cells are elliptical rather than round.
Description : Why do palisade mesophyll cell contains high density in a plant cell?
Last Answer : Need answer
Description : Which is the smallest cortical nerve ?
Last Answer : The strongest carotid nerve abscess
Description : Assertion `:-` In cortical nephrone, the loop of Henle is too short and extends only very little into medulla. Reason `:-` Vasa recta is absent or hig
Last Answer : Assertion `:-` In cortical nephrone, the loop of Henle is too short and extends only very little into ... . D. If both Assertion & Reason are false.
Description : Adrneal cortical response is poor in (A) Kwashiorkor (B) Marasmus (C) Fatty liver (D) Atherosclerosis HORMONE METABOLISM 229
Last Answer : Answer : A
Description : Which of the following anatomical considerations is correct: A. optic chiasm lesions characteristically produce a bitemporal hemianopia B. central scotoma occurs early in papilloedema C. in ... hemianopia E. opticokinetic nystagmus is found with bilateral infarction of the parieto-occipital lobes
Last Answer : Ans: A
Description : In binocular vision: a. only points on the horopter fall on the corresponding retinal point b. points in front of the horopter will stimulate binasal retina c. points outside the horopter ... the periphery e. sensory fusion refers to the cortical integration of images perceived by the two eyes
Last Answer : only points on the horopter fall on the corresponding retinal point
Description : Bowman’s glands are found in (a) juxtamedullary nephrons (b) olfactory epithelium (c) external auditory canal (d) cortical nephrons only
Last Answer : (b) olfactory epithelium
Description : You are given a fairly old piece of dicot stem and a dicot root. Which of the following anatomical structures will you use to distinguish between the two? (a) Secondary xylem (b) Secondary phloem (c) Protoxylem (d) Cortical cells
Last Answer : (c) Protoxylem
Description : In the dicot root the vascular cambium originates from (a) tissue located below the phloem bundles and a portion of pericycle tissue above protoxylem (b) cortical region (c) parenchyma between endodermis and pericycle (d) intrafascicular and interfascicular tissue in a ring.
Last Answer : (a) tissue located below the phloem bundles and a portion of pericycle tissue above protoxylem
Description : Which of the following terms refers to the shaft of the long bone? a) Diaphysis The diaphysis is primarily cortical bone. b) Epiphysis An epiphysis is an end of a long bone. c) Lordosis ... an increase in lumbar curvature of spine. d) Scoliosis Scoliosis refers to lateral curving of the spine.
Last Answer : a) Diaphysis The diaphysis is primarily cortical bone.
Description : Lamina dura is actually: A. Cortical bone B. Spongy bone C. Immature bone D. Cribriform plate perforated by nutrition canals
Last Answer : D. Cribriform plate perforated by nutrition canals
Description : The primary site of action of thiazide diuretics is: A. Proximal tubule B. Ascending limb of loop of Henle C. Cortical diluting segment D. Collecting ducts
Last Answer : C. Cortical diluting segment
Description : The Na+ retaining action of aldosterone is exerted on the: A. Proximal convoluted tubule B. Ascending limb of loop of Henle C. Cortical diluting segment D. Distal convoluted tubul
Last Answer : D. Distal convoluted tubule
Description : Inverted cortical vascular bundles are found in
Last Answer : Inverted cortical vascular bundles are found in – Nyctanthes stem
Description : Topical steroids are contraindicated in a case of viral corneal ulcer for fear of: a. Secondary glaucoma b. Cortical cataract. c. Corneal perforation d. Secondary viral infection.
Last Answer : ANSWER: C
Description : Write the important features of Nucleated settlements. -Geography
Last Answer : Nucleated settlements: (i) These settlements are those in which large number of houses are built very close to each other. (ii) These settlements develop along river valleys and in fertile plains. (iii) Here, communities are closely knit and share common occupation.
Description : Examination of blood of a person suspected of having anaemia, shows large, immature, nucleated erythrocytes without haemoglobin. Supplementing his die
Last Answer : Examination of blood of a person suspected of having anaemia, shows large, immature, nucleated ... and cobalamine C. Riboflavin D. Iron compounds
Description : RBCs are nucleated in
Last Answer : RBCs are nucleated in A. Man B. Rabbit C. Rat D. Frog
Description : Are camel red blood cells nucleated?
Last Answer : The red blood cells of all mammals, without exception, are anucleated (lacking a nucleus). Mammal RBCs are nucleated only during embryonic stages. The red blood cells of camels are oval instead of round so they can withstand the effects of water deprivation better.
Description : The appearance of markedly vacuolated, nucleated red cells in the marrow, anemia, and reticulocytopenia are characteristic dose-dependent side effects of (a) Azithromycin (b) Chloramphenicol (c) Clindamycin (d) Doxycycline (e) Linezolid
Last Answer : Ans: C
Description : With regard to HLA class 1 antigen: a. they are expressed on all nucleated cells b. they are essential for viral antigen recognition by cytotoxic cells c. the genes for HLA class 1 molecules are located on chromosome 6 and 15 d. all above
Last Answer : all above
Description : Eight nucleated embryo sac is (a) only monosporic (b) only bisporic (c) only tetrasporic (d) any of these.
Last Answer : (d) any of these.
Description : Which one of the following characteristics is common both in humans and adult frogs? (a) Four chambered heart (b) Internal fertilisation (c) Nucleated RBCs (d) Ureotelic mode of excretion
Last Answer : (c) Nucleated RBCs
Description : Examination of blood of a person suspected of having anaemia shows large, immature, nucleated erythrocytes without haemoglobin. Supplementing his diet with which of the following is likely to alleviate his symptoms? (a) Iron compounds (b) Thiamine (c) Folic acid and cobalamine (d) Riboflavin
Last Answer : (c) Folic acid and cobalamine
Description : Frogs differ from humans in possessing (a) paired cerebral hemispheres (b) hepatic portal system (c) nucleated red blood cells (d) thyroid as well as parathyroid
Last Answer : (c) nucleated red blood cells
Description : Compared to those of humans, the erythrocytes in frog are (a) without nucleus but with haemoglobin (b) nucleated and with haemoglobin (c) very much smaller and fewer (d) nucleated and without haemoglobin.
Last Answer : (b) nucleated and with haemoglobin