Description : Bamboo plant is growing in a fir forest then what will be the trophic level of it? (a) First trophic level (T1) (b) Second trophic level (T2) (c) Third trophic level (T3) (d) Fourth trophic level (T4)
Last Answer : a) First trophic level (T1)
Description : What digital carrier transmits a digital signal at 274.176 Mbps? A. T1 B. T3 C. T2 D. T4
Last Answer : D. T4
Description : A digital carrier facility used to transmit a DSI-formatted signal at 1.544. Mbps. A. T2 B. T1 C. T4 D. T3
Last Answer : B. T1
Description : The trophic level of lion in a forest ecosystem is:
Last Answer : The trophic level of lion in a forest ecosystem is: A. `T_(3)` B. `T_(2)` C. `T_(4)` D. `T_(1)`
Description : High level of T3 and T4 and low TSH in serum indicates (A) Hyperthyroidism of pituitary origin (B) Hypothyroidism of pituitary origin (C) Hyperthyroidism of thyroid origin (D) Hypothyroidism of thyroid origin
Last Answer : Answer : C
Description : All the following statements about thyrotropin releasing hormone are true except (A) It is secreted by hypothalamus (B) It is a pentapeptide (C) It increases the secretion of TSH (D) Its secretion is inhibited by high level of T3 and T4 in blood
Last Answer : Answer : B
Description : What is the function of thyroxine (T4) and triiodothyronine (T3)? -Biology
Last Answer : answer:
Description : Reverse T3 is (A) A synthetic compound given counter the effects of T3 (B) Formed from T4 but has no hormone function (C) Formed by isomerisation of T3 (D) Formed from T4 and has hormone function
Description : One of the following does not bind T3 and T4: (A) Albumin (B) TBG (C) TBPA (D) Haptoglobin
Last Answer : Answer : D
Description : Administration of TSH increases serum T3 and T4 in (A) Hyperthyroidism of pituitary origin (B) Hyperthyroidism of thyroid origin (C) Hypothyroidism of pituitary origin (D) Hypothyroidism of thyroid origin
Description : The most abundant thyroid hormone in blood is (A) Free T3 (B) T3 bound to TBG (C) Free T4 (D) T4 bound to TBG
Description : The most powerful thyroid hormone is (A) Reverse T3 (B) DIT (C) T3 (D) T4
Description : When iodine supplies are sufficient the T3 and T4 ratio in thyroglobulin is (A) 1 : 2 (B) 1 : 4 (C) 1 : 7 (D) 1 : 10
Description : In primary hypothyroidism the useful estimation is of (A) T3 (B) T4 (C) TBG (D) Autoantibodies
Description : Insufficient free T3 and T4 results in (A) Grave’s disease (B) Mysoedema (C) Cushing syndrome(D) Gigantism
Description : Iodine is the constituent of (A) T3 and T4 (B) PTH (C) Insulin (D) Adrenaline
Last Answer : Answer : A
Description : The following are true: a. thyroxine is formed by iodination of tyrosine b. the ratio of T3 :T4 secreted by the thyroid gland is 1:5 c. about 99.5% of thyroxines is protein bound d. T3 is more active than T4
Last Answer : T3 is more active than T4
Description : The following are true about the thyroid hormone a. iodide ions enter the follicle cells by passive diffusion b .T4 and T3 bind to the receptors in nuclei c. thyroxine, once ... thyroglobulin until released d. a greater proportion of tri-iodothyronine is formed when iodine is deficient
Last Answer : T4 and T3 bind to the receptors in nuclei
Description : Which phage always carries a small piece of E.coli genome? A.Lambda B.Mu C.T4 D.T3
Last Answer : B.Mu
Description : Which phage always carries a small piece of E.coli genome? A- Lambda B- .Mu C- T4 D- T3
Last Answer : .Mu
Description : Which of the following is the most common cause of Hypothyroidism in iodine sufficient area? Options: 1) Iatrogenic hypothyroidism 2) Post-partum thyroiditis 3) Autoimmune thyroiditis 4) Thyroid aplasia
Last Answer : Correct Answer: 3) Autoimmune thyroiditis
Description : A 20 yr. old female patient presents with pain in thyroid region of the neck since few days. She gives recent history of mumps. On palpation thyroid is tender and her thyroid function ... 1) de Quervain's thyroiditis 2) Silent thyroiditis 3) Primary thyrotoxicosis 4) Hashimoto's thyroiditis
Last Answer : Correct Answer: 1) de Quervain’s thyroiditis
Description : What carrier system multiplexes 96 voice band channels into a single 6.312 Mbps data signal? A. T1 carrier system B. T2 carrier system C. T1C carrier system D. T3 carrier system
Last Answer : B. T2 carrier system
Description : Which of the following high-speed circuits is the fastest? A) T1 B) T2 C) T3 D) DS3
Last Answer : DS3
Description : The clock period is denoted by: a. T p b. T1+T2+T3-------+T n c. Pt d. None of these
Last Answer : a. T p
Description : Will the impact of removing all the organisms in a trophic level be different for different trophic levels? Can the organisms of any trophic level be removed without causing any damage to the ecosystem? -Biology
Last Answer : Yes, the impact Of removing all the Organisms in a trophic level will be different for different trophic levels. It will not be possible to remove any organism in any trophic level without causing damage to the ecosystem.
Description : Will the impact of removing all the organisms in a trophic level be different for different trophic levels ? Can the organisms of any trophic level be removed without causing any damage to the ecosystem ? -Biology
Last Answer : Yes, the impact of removing all the organisms in a trophic level will be different for different trophic levels. For example, on removing producers; herbivores would not be able to survive or ... to maintain the balance of the ecosystem the presence of organisms is necessary at each trophic level.
Description : Which one of the following types of organisms occupy more than one trophic level in a pond ecosystem?
Last Answer : Which one of the following types of organisms occupy more than one trophic level in a pond ecosystem? A. Frog B. Phytoplankton C. Fish D. Zooplankton
Description : Write a note on trophic level in an ecosystem?
Last Answer : Different feeding level of organisms in an ecosystem are called trophic level. 1st Trophic Level: - Producers make up first trophic level as they prepare food. They are called autotrophs. ... trophic level because they cannot prepare their own food. They obtain their food from other organisms.
Description : Match the trophic levels with their correct species examples in grassland ecosystem. (A) Fourth trophic level (i) Crow (B) Second trophic level (ii) Vulture (C) First trophic level (iii) Rabbit (D) Third trophic level (iv) Grass Select the ... i) (iv) (c) (iv) (iii) (ii) (i) (d) (i) (ii) (iii) (iv)
Last Answer : (a) (ii) (iii) (iv) (i)
Description : The dominant second trophic level, in a lake ecosystem, is (a) phytoplankton (b) zooplankton (c) benthos (d) plankton.
Last Answer : (b) zooplankton
Description : Which one of the following types of organisms occupy more than one trophic level in a pond ecosystem? (a) Fish (b) Zooplankton (c) Frog (d) Phytoplankton
Last Answer : (a) Fish
Description : A bamboo plant is growing in a forest. What will be its trophic level?
Last Answer : A bamboo plant is growing in a forest. What will be its trophic level? A. First trophic level `(T_(1))` ... T_(3))` D. Fourth trophic level `(T_(4))`
Description : Which one of the following animals may occupy more than one trophic levels in the same ecosystem at the same time? (a) Sparrow (b) Lion (c) Goat (d) Frog
Last Answer : (a) Sparrow
Description : Which climatic factor which has the least effect upon a terrestrial ecosystem? -Do You Know?
Description : Given below is a simplified model of phosphorus cycling in a terrestrial ecosystem with four blanks (A-D). Identify the blanks.
Last Answer : Given below is a simplified model of phosphorus cycling in a terrestrial ecosystem with four blanks (A- ... fall","Rock minerals","Detritus"):}`
Description : Which climate factor has the least effect upon terrestrial ecosystem?
Last Answer : Wind
Description : Which climatic factor which has the least effect upon a terrestrial ecosystem?
Description : Given below is a simplified model of phosphorus cycling in a terrestrial ecosystem with four blanks (A-D). Identify the blanks. Consumers A D C Uptake Run off Soil solution B A B ... minerals Detritus (c) Detritus Rock minerals Producers Litter fall (d) Producers Litter fall Rock minerals Detritus
Last Answer : (c) Detritus Rock minerals Producers Litter fall
Description : The term Landscape stands for a. A group of interacting ecosystems b. Independent units of the biosphere c. Different ecosystems d. Terrestrial ecosystem
Last Answer : a. A group of interacting ecosystems
Description : 1. In which year was Railway Budget in India separated from general budget? 2. What is the connecting link between Annelida and Arthropoda? 3. Which High Court has jurisdiction over the State of ... 20. Who was the first Indian ruler to organise Haj pilgrimage at the expense of the state?
Last Answer : Answer : 1. 1924-25 2. Peripatus 3. Mumbai 4. Wind 5. Poetry form 6. Force, Impulse 7. Dr. Nagendra Singh 8. Chinese and Arabic 9. 8: 26 A.M. 10. Pushyamitra 11. Gastrin 12. 1971 13. ... the South Atlantic Ocean 15. Babar 16. Fixed cost 17. Arnartya Sen 18. Gambusia fish 19. Fresh water 20. Akbar
Description : Which ecosystem has the maximum biomass? (a) Grassland ecosystem (b) Pond ecosystem (c) Lake ecosystem (d) Forest ecosystem
Last Answer : (d) Forest ecosystem
Description : Which ecosystem has the maximum biomass ? (1) Grassland ecosystem (2) Pond ecosystem (3) Lake ecosystem (4) Forest ecosystem
Last Answer : (4) Forest ecosystem
Description : The following is an example of Terrestrial Biome A. Tropical rain forest B. Rivers C. Streams D. All of the above
Last Answer : A. Tropical rain forest
Description : Largest terrestrial ecological unit is called a. Forest b. Desert c. Biome d. Tundra
Last Answer : d. Tundra
Description : Assertion: Pyramid of energy may be upright or inverted. Reason :Only 20% of energy goes to next trophic level.
Last Answer : Assertion: Pyramid of energy may be upright or inverted. Reason :Only 20% of energy goes to next ... . D. If both assertion and reason are false.
Description : Percentage energy transferred to higher trophic level in food chain is
Last Answer : Percentage energy transferred to higher trophic level in food chain is A. `1%` B. `10%` C. `90%` D. `100%`
Description : Energy requirement for the maintenance of body with successively higher trophic level
Last Answer : Energy requirement for the maintenance of body with successively higher trophic level A. Decreases B. Increases C. Remains same D. Is always 10%
Description : If 575250 calories of energy are available at the first trophic level calculate the number of calories available to the second third fourth trophic levels?
Last Answer : 2nd lvl - 57,5253rd lvl- 5,752.54th lvl- 575.25