Description : What is the process of growth of a plant toward a light stimulus is called? a. Geotropism b. Chemotropism c. Phototropism d. Hydrotropism Q.1083 Which Indian state is
Last Answer : c. Phototropism
Description : Name the stimulus involved in each of the following phenomenon: (i) Phototropism (ii) Geotropism. -Science
Last Answer : (i) Light (ii) Gravity.
Description : Cholodny-Went theory is connected with: (1) Photo morphogenesis (2) Phototropism (3) Nastic movement (4) Geotropism
Last Answer : Ans. ((c))
Description : What are auxins? What is affect of auxins on phototropism and geotropism?
Last Answer : Auxins are plants hormones. Geotropism and phototropism are caused by unequal growth of plant parts and controlled by auxins. Effect on phototropism: - From shoot, auxins pass down to the growing ... of root towards force of gravity. So roots grow in earth and show positive geotropic response.
Description : Phytochrome is involved in (a) phototropism (b) photorespiration (c) photoperiodism (d) geotropism
Last Answer : (c) photoperiodism
Description : The tendency of a plant to grow toward light is called: a) photosynthesis b) photoinduction c) phototropism (pron: fo-tot-row-piz-em) d) photolysis (pron: fo-tol-eh-sis)
Last Answer : ANSWER: C -- PHOTOTROPISM
Description : Growth of plant towards light is called? (A)Phototropism (B) Photorespiration (C) Photocromatism (D) Photoperiodism
Last Answer : (D) Photoperiodism
Description : Design an experiment to demonstrate hydrotropism. -Biology-10
Last Answer : Take two glass troughs A and B and fill each one of them two-thirds with soil. In trough A plant a tiny seedling. In trough B plant a similar seedling and place a c/ay pot inside the soil. ... shows that the root of a plant grows towards water. In other words, the root of a plant is hydrotropism.
Description : What part of the plant show positive geotropism? -Biology
Last Answer : answer:
Description : Bending of plants towards light is called— (A) Phototropism (B) Vernalisation (C) Photo-respiration (D) None of these
Last Answer : (A) Phototropism
Description : The response of different organisms to the environmental rhythms of light and darkness is called (a) vernalization (b) photoperiodism (c) phototaxis (d) phototropism.
Last Answer : b) photoperiodism
Description : The science concerned with processes, functions, plant responses to external stimulus and growth and development of plant.
Last Answer : Ans. Plant Physiology
Description : Which plant hormone is related to phototropism? -Biology
Description : In plant cells, peroxisomes are associated with (a) photorespiration (b) phototropism (c) photoperiodism (d) photosynthesis.
Last Answer : (a) photorespiration
Description : $ Chlorosis means destruction or the loss of chlorophyll pigments. Chlorosis cause geotropism
Last Answer : $ Chlorosis means destruction or the loss of chlorophyll pigments. Chlorosis cause geotropism A. If both As and ... D. If both As and R are wrong.
Description : Concerning the stimulus checks that some get, wouldn't it be better to offer investment money?
Last Answer : answer:Isn't matching investments the same as handing out free money? The fact is most of the people that need help don't invest money. My mom is broke as fuck and gets 700 bucks a month from ... The point is you give the extra to people that you know will put it directly back into the economy.
Description : Growth movements in response to the stimulus of heat or cold is called?
Last Answer : thermotropism
Description : Growth movements in response to the stimulus of contact are called?
Last Answer : Thigmotropism
Description : Which of the following statements are true? 1. Cytokinins promote stomatal opening 2. Sprays of indole -3 acetic acid can inhibit premature fruit fall 3. The growth movements caused by a unilateral stimulus are known as nastic movements 4. The ... 4 (b) 2 and 4 (c) 1, 2, and 4 (d) 1, 2, 3, and 4
Last Answer : Ans:(a)
Description : How does phototropism occur in plants? -Biology-10
Last Answer : Phototropism is a growth movement induced by a light stimulus. Growth towards a source of light is called positive phototropism, that away from the source is termed negative phototropism. The tips of shoots ... that the tip was, in some way, communicating with the cells of the region of elongation.
Description : How does phototropism occur in plants ? -Biology-10
Last Answer : The movement in any part of a plant due to light is called phototropism. The shoot of plant shows positive phototropism and roots show negative phototropism. Phototropism in plants occurs due to the hormone ... in length of the cells in shady part. So, the plant appears to bend towards light.
Description : Which hormones are responsible for phototropism? -Biology
Last Answer : Growth curvature response of plants towards light is known as phototropism which is mediated by auxins in plants.
Description : What is Negative Phototropism ?
Last Answer : : Phototropism is a type of curvature of plants. The stems and branches of the plant always move towards the ala and the roots always move in the opposite direction to the ala. In contrast to Ala, the movement of the root is called negative phototropic pism .
Description : Define the following. a) Phototropism
Last Answer : a) Phototropism - The response of plants towards light b) Geotropism - The response of plants towards gravity c) Hydrotropism - The response of plants towards water d) Thigmotropism - The ... The response of plants towards temperature/heat f) Chemotropism - The response of plants towards chemicals
Description : Which of the following statement(s) is/are true concerning the antibody response to an invading antigen? a. All antibodies are composed of one type of heavy and one type of light protein chain b. ... stimulus d. Immunoglobulins A, D, and E play an active role in the circulating humoral response
Last Answer : Answer: a Humoral defenses consist of antibody (immunoglobulin; Ig) and complement. All Ig classes (IgM, IgG, IgA, IgE, IgD) and IgG subclasses are composed of one type (M, G, A, E, D ... exist in smaller amounts in the circulation and do not appear to play a major role as host defense components
Description : The following are true about spectral sensitivity of the retina: a. in scotopic conditions, the peak sensitivity of the eye is near 500 nm b. under photopic conditions the peak sensitivity is near 555 nm c ... light the retina has a peak sensitivity near 440 nm to a 25-Hz stimulus d. all above
Last Answer : all above
Description : The following methods can be used to test solely the rod ERG: a. a rapidly flickering light b. red light stimulus c. low-density blue light in dark adapted eye d. focal ERG
Last Answer : low-density blue light in dark adapted eye
Description : Choose the correct statement. (a) Nociceptors respond to changes in pressure. (b) Meissner's corpuscles are thermoreceptors. (c) Photoreceptors in the human eye are depolarised during darkness and ... hyperpolarised in response to the light stimulus. (d) Receptors do not produce graded potentials.
Last Answer : (c) Photoreceptors in the human eye are depolarised during darkness and become hyperpolarised in response to the light stimulus.
Description : Plant movement in response to chemical stimulus is called?
Last Answer : Chemotropism
Description : The transport of proteins out of the cell is termed exocytosis. Which of the following statement(s) is/are true concerning this process? a. Secretory vesicles fuse with the plasma membrane b. ... or a neurotransmitter d. A decrease in cytoplasmic calcium occurs as part of the secretion process
Last Answer : Answer: a, b, c Transport vesicles that bud off the Golgi network carry both material to be secreted from the cell and protein destined to become components of the plasma ... but may also involve generation of diacylglycerol or production of cyclic AMP which activate kinases or phosphatases
Description : When Locke spokes of 'Tabula rasa' he referred to his belief that Options: A) The doctrine of innate ideas is essentially correct B) The organism reacts as a whole to stimulus C) The mind starts from scratch in gathering sense data D) The mind itself is a result of the process of evolution
Last Answer : D) The mind itself is a result of the process of evolution
Description : Plant growth regulator used for sucker control in Tobacco is a. IAA b. ABA c. GA d. MH
Last Answer : d. MH
Description : Anyone who has suffered a near death experience claims to remember feeling the sensation of being pulled toward a light.Any theories on exactly what this light may represent?
Last Answer : Onset of brain shutting down due to lack of oxygen? I read somewhere deep sea divers experience the same thing when resurfacing too quickly..
Description : If you screw a light bulb into a socket by turning the bulb toward the right with your right hand, which way would you turn the socket with your left hand in order to unscrew it while holding the bulb stationary? -Riddles
Last Answer : To the right. It's always the same direction.
Description : When the wavelength of a spectral line emitted from an object decreases which end of the visible light spectrum does it move toward and what is the object and motion relative to Earth?
Last Answer : Need answer
Description : Purkinje's shift: a. refers to the transition of retinal sensitivity between photopic and scotopic vision b. refers to the shift in the spectral sensitivity of the human retina toward shorter wavelengths of light c. accounts for blue colour appearing brighter at dusk d. all above
Description : An incident ray can be defined as ∙ A. a light ray reflected from a flat surface ∙ B. a light directed toward a surface ∙ C. a diffused light ray ∙ D. a light ray that happens periodically
Last Answer : ∙ B. a light directed toward a surface
Description : Assume that a ray of light passes from glass into air at an angle of incidence greater than zero degrees. Will the ray of light be bent toward or away from the normal as it passes into the air?
Last Answer : ANSWER: AWAY FROM
Description : A space ship traveling toward Mars at 0.6 times the speed of light c shoots an ELECTRON beam at Mars. If the electrons travel at 0.6 c RELATIVE TO THE SPACE SHIP, at what speed do the electrons impact the surface of Mars? w) 0.6 c x) 0.88 c y) 1.2 c z) 1.34 c
Last Answer : ANSWER: X -- 0.88 c
Description : A small cluster of stars appear, after many decades of observation, to be converging toward a common point in the sky. Does the light from these stars show a: w) red Doppler shift x) blue Doppler shift y) no Doppler shift
Last Answer : ANSWER: W -- RED DOPPLER SHIFT
Description : Is anyone else still waiting for their $1,400 Stimulus (or whatever it is called) check?
Last Answer : You do realize that the bill authorizing those checks was signed into law only eight days ago, right? There were no guarantees before that. Checks and deposits are supposed to come in several waves. Not everyone will ... . I've been there and know what it's like. I do hope you get some relief soon.
Description : The property of being able to react to a stimulus is called. a. conductivity b. Irritability c. contractility d. transmission
Last Answer : Irritability
Description : What is the process called, when cells will move toward attractants and away from danger? a. run and tumble b. chemotaxis c. Brownian movement d. gliding
Last Answer : b. chemotaxis
Description : Are new stimulus checks in the works or not?
Last Answer : I haven’t heard of any new checks.
Description : If you received a stimulus check that you didn't really need, what would you do with it?
Last Answer : Probably to an organization that fights against food scarcity in this country. I see that as one of the many crying needs right now and in the world at large.
Description : For all those in other countries - Is your government issuing anything like US stimulus checks as part of a pandemic relief plan?
Last Answer : Canada has, it was called the cerb it was 2 grand a month for five months, but fully taxable meaning you will pay tax on the money.
Description : Are we still going to get Covid-relief stimulus money?
Last Answer : The $1400 is still in the bill, though it obviously hasn't been passed yet. The income thresholds have not been finalized, but I imagine that anyone who is asking for financial reasons is likely ... married couples. Of course, nothing is certain until the bill has been finalized, passed, and signed.
Description : Do you think we need a stimulus of $1.9 trillion?
Last Answer : All I know is that I could use some extra cash.
Description : What do you think about the proposed beer stimulus in the US?
Last Answer : Beer can do anything! It’s liquid bread! It’s good for you!