Description : If high-altitude birds become rare or extinct, the plants which may disappear along with them are
Last Answer : If high-altitude birds become rare or extinct, the plants which may disappear along with them are A. Pine B. Oak C. Orchids D. Rhododrons
Description : A ball bounces higher at high altitudes than in plains. This is because (a) the pressure on higher altitudes is lower than that in plains (b) Downward pull due to gravity is less at higher altitudes ... ball (d) You become more energetic at hills, so greater the force applied, higher goes the ball.
Last Answer : Ans:(a)
Description : How different are reptiles and birds concerning the maintenance of body temperature? Are birds rare in polar regions?
Last Answer : Reptiles are heterothermic, i.e., they do not control their body temperature. Birds however are the first homeothermic animals, they are able to maintain their body temperature constant. There are many birds that live in intense cold regions. Penguins are examples of birds that live in polar region.
Description : Why is density and quality of road relatively better in plains as compared to roads in high altitudes, rainy and forested areas of India? Explain. -Geography
Last Answer : The density and quality of roads are better in plains compared to high altitudes, rainy and forested areas because: (i) Nature of terrain and the level of economic development are the ... up to construct and develop important roads along the northern and north-eastern boundary in high altitudes.
Description : In high mountain regions bleeding through nose occurs because (a) The pressure of the blood capillaries is higher than the outside pressure (b) The pressure at high altitudes is greater than ... c) The blood pressure increases at high altitudes (d) The blood pressure decreases at high altitudes
Description : At high altitudes it is difficult to cook eggs or vegetables properly because of (a) High boiling point of water and low atmospheric pressure (b) Low boiling point of water and low atmospheric ... Low value of acceleration due to gravity (d) High atmospheric pressure and low billing point of water
Last Answer : Ans:(b)
Description : In high altitudes is it necessary for the blood to have more or less hemoglobin?
Last Answer : In high altitudes the air is rarefied and oxygen concentration is lower than in low altitudes. In this situation the efficiency of the respiratory system must be greater and thus the ... affected by the effects of the low atmospheric oxygen concentration (fatigue, reduced muscular strength).
Description : Why does bleeding occur through the nose in high mountainous regions? (1) The pressure of blood in capillaries is greater than the outside pressure (2) The pressure at high altitudes is ... of a person increases at high altitudes (4) The blood pressure fluctuates and finally decreases drastically
Last Answer : (3) The blood pressure of a person increases at high altitudes Explanation: Nose bleeds can occur at high altitudes. The bleeding may be caused by the change in air pressure associated with the ... of blood from the nostrils. Stress and anxiety raises the blood pressure, complicating the nose bleed.
Description : The boiling point of water decreases at higher altitudes is due to – (1) low temperature (2) low atmospheric pressure (3) high temperature (4) high atmospheric pressure
Last Answer : (2) low atmospheric pressure Explanation: At higher altitudes, the air pressure is decreased, which forces water's boiling point to lower. The air pressure decreases with altitude because of the ... of air. The lowered boiling point of water requires an increase in cooking times or temperature.
Description : Why is it difficult to breathe at higher altitudes? (1) Due to low air pressure (2) Due to low temperature (3) Due to ozone (4) Due to high humidity
Last Answer : (1) Due to low air pressure Explanation: Low air pressure is usually the most significant limiting factor in high mountain regions. The percentage of oxygen in the air at 3.2 km is ... high altitudes, the lower air pressure makes it more difficult for oxygen to enter our vascular systems.
Description : People living in high altitudes (like mountains) usually have a -----? A. smaller number of Red Blood Cells B. larger number of Red Blood Cells (Answer) C. smaller number of White Blood Cells D. larger number of White Blood Cells
Last Answer : B. larger number of Red Blood Cells (Answer)
Description : Which two of the following changes (i -iv) usually tend to occur in the plain dwellers when they move to high altitudes (3,500 m or more)? (i) Increase in red blood cell size (ii) Increase in red blood cell production (iii) ... and (iii) (b) (iii) and (iv) (c) (i) and (iv) (d) (i) and (ii).
Last Answer : (a) (ii) and (iii)
Description : Basophilic prokaryotes (a) grow and multiply in very deep marine sediments (b) occur in water containing high concentrations of barium hydroxide (c) readily grow and divide in sea water enriched in any soluble salt of barium (d) grow slowly in highly alkaline frozen lakes at high altitudes.
Last Answer : (a) grow and multiply in very deep marine sediments
Description : Boiling point of water gets lowered at high altitudes (e.g., hills), because (A) Temperature is low (B) Atmospheric pressure is low (C) Atmospheric pressure is high (D) None of these
Last Answer : Option B
Description : The boiling point of water decreases at higher altitudes is due to (1) low temperature (2) low atmospheric pressure (3) high temprature (4) high atmospheric pressure
Last Answer : low atmospheric pressure
Last Answer : Due to low air pressure
Description : Why does bleeding occur through the nose in high mountainous regions ? (1) The pressure of blood in capillaries is greater than the outside pressure (2) The pressure at high altitudes is ... of a person increases at high altitudes (4) The blood pressure fluctuates and finally decreases drastically
Last Answer : The blood pressure of a person increases at high altitudes
Description : I make what science believes to be fantasy become reality in the blink of an eye. Doctors consider me a cause of insanity if to much of me in your life is applied. When most age I began to disappear for ... to their thoughts. My biggest fear is to not get used and to be forgot. What am I? -Riddles
Last Answer : Your Imagination.
Description : In Newton’s rings experiment, if we reduce the radius of curvature of Plano Convex lens to zero, what will be effect on Newton’s rings? (a)They will become more bright (b)They will become more dark ( c)They will disappear (d) They will be more dense
Last Answer : ( c)They will disappear
Description : In Newton’s rings experiment, if we reduce the radius of curvature of Plano convex lens to zero, what will be effect on Newton’s rings? A. They will become brighter B. They will become darker C. They will disappear D. They will be more dense
Last Answer : C. They will disappear
Description : plants that look like hosta leaves on them, then they disappear and up shoots this stem with fire balls type of flowers
Last Answer : Need Answer
Description : What would happen if all the green plants disappear from the earth ? -Science
Last Answer : If all green plants will disappear from earth then it will cause a decrease in the concentration of the oxygen to such a low level, and high carbon dioxide concentration that it would not be possible for all the living organisms for breathing. Thus, it will result in their death.
Description : What is a product (that has come out in the past year or two) that will become ‘rare’ or ‘hard-to-come-by’ in the future?
Last Answer : Beach front properties
Description : The angle between two altitudes of a parallelogram through the vertex of an obtuse angle of the parallelogram is 60°. -Maths 9th
Last Answer : Let the parallelogram be ABCD, in which ∠ADC and ∠ABC are obtuse angles. Now, DE and DF are two altitudes of parallelogram and angle between them is 60°.
Description : ABC is an isosceles triangle in which altitude BE and CF are drawn to equal sides AC and AB respectively (Fig. 7.15). Show that these altitudes are equal. -Maths 9th
Last Answer : In △ABE and △ACF, we have ∠BEA=∠CFA (Each 90 0 ) ∠A=∠A (Common angle) AB=AC (Given) ∴△ABE≅△ACF (By SAS congruence criteria) ∴BF=CF [C.P.C.T]
Description : In parallelogram PQRS, PQ = 10cm. The altitudes corresponding to the sides PQ and SP are respectively 6cm and 8cm. Find SP. -Maths 9th
Last Answer : Solution :-
Description : People usually form certain altitudes and opinions about others who Eire not them. -Social Science
Last Answer : People usually form certain altitudes and opinions about others who Eire not them like is the answer
Description : The altitudes of heavenly bodies appear to be greater than they actually are -General Knowledge
Last Answer : The answer is 'Nimbus'
Description : The altitudes of heavenly bodies appear to be greater than they actually are. Why is this? -General Knowledge
Last Answer : answer:
Description : Which is the point of concurrency of the altitudes of a triangle?
Last Answer : orthocenter
Description : is this statement true or false the altitudes of a triangle intersect at a point that is located 2/3?
Last Answer : If this comment gets the worst review in the whole system i will post my password to my Google account.
Description : What could happen if a person's blood pressure is higher than atmospheric pressure at higher altitudes ?
Last Answer : If the blood pressure of a person is higher than the atmospheric pressure at higher altitudes, blood may flow through the nose.
Description : HOW two locations at the same latitude but different altitudes can have a different climate?
Last Answer : Ocean and air currents.This is because latitude is only part ofwhat determines a climate.
Description : Amritsar and Shimla are almost on the same latitude, but their climate difference is due to [BPSC 2011] (a) the difference in their altitudes (b) their distance from sea (c) snowfall in Shimla (d) pollution in Amritsar
Last Answer : Ans: (a)
Description : Atmospheric temperature increasing at the higher altitudes is called – (1) Radiation (2) Inversion (3) Conduction (4) Convection
Last Answer : (2) Inversion Explanation: The reversal of the normal behaviour of temperature in the troposphere in which a layer of cool air at the surface is overlain by a layer of warmer ... as temperature inversion. Inversions play an important role in determining cloud forms, precipitation, and visibility.
Description : Contours are imaginary lines showing (1) places of equal atmospheric pressure (2) same temperature areas (3) places of equal altitudes (4) equal sunshine areas
Last Answer : (3) places of equal altitudes Explanation: In cartography, a contour line (often just called a "contour") joins points of equal elevation (height) above a given level, such as mean sea ... allows map readers to infer relative gradient of a parameter and estimate that parameter at specific places.
Description : Which instrument is used to measure altitudes in aircraft’s? (1) Audiometer (2) Ammeter (3) Altimeter (4) Anemometer
Last Answer : (3) Altimeter Explanation: Ammeter - Measures strength of electric current. Audiometer - Measures intensity of sound. Anemometer - Measures force and velocity of wind and directions.
Description : The altitudes of heavenly bodies appear to be greater than they actually are. Why is this?
Last Answer : Atmospheric refraction
Description : __________ variety of apple is reported to perform well at lower altitudes. a. Enna b. Amri c. Diana d. Golden Delicious
Last Answer : Enna
Description : The three major personal influences believed to affect the consumer buying decision process are 1. perception, motives, and attitudes 2. personality, learning and perception 3. demographic, ... and altitudes 4. situational, lifestyle and demographic 5. situational, perception and motives
Last Answer : situational, lifestyle and demographic
Description : The center of gravity of a triangle lies at the point of (A) Concurrence of the medians (B) Intersection of its altitudes (C) Intersection of bisector of angles (D) Intersection of diagonals
Last Answer : (A) Concurrence of the medians
Description : Absolute humidity in air (A) Decreases at higher altitudes (B) Increases at higher altitudes (C) Remains constant at all altitudes (D) None of these
Last Answer : Answer: Option A
Description : A supercharger is used in the engines of earthmoving machines at higher altitudes because (a) The ambient atmospheric pressure is less at higher altitudes (b) Four-cycle engines depend on the suction ... rugged enough for higher altitude (d) The ambient temperature is less as the altitude is higher
Last Answer : (a) The ambient atmospheric pressure is less at higher altitudes
Description : MEO satellites are located at altitudes between km.
Last Answer : 5000 and 15000
Description : In the event of an act of unlawful interference, which of the following is the correct procedure to be taken by the pilot in command? a. Squawk 7700 if the situation requires and continue ... the flight plan, climb or descend to altitudes that differ from the normal cruising altitudes by 1000ft
Last Answer : c. Squawk 7500 (or 7700 if required) and broadcast a warning if the situation forces deviation from the cleared flight plan
Description : As a pendulum is raised to higher altitudes, its period: w) increases x) decreases y) remains the same z) decreases, then remains the same
Last Answer : ANSWER: W -- INCREASES
Description : The Beaufort scale is used to measure : (1) Atmospheric pressure (2) Altitudes of mountains (3) Wind velocity (4) Intensity of earthquakes
Last Answer : Wind velocity