Assertion: Diversity observed in the entire geographical area is called gamma diversity. Reason: Biodiversity decreases from high altitude to low alti

Assertion: Diversity observed in the entire geographical area is called gamma diversity. Reason: Biodiversity decreases from high altitude to low alti
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Assertion: Diversity observed in the entire geographical area is called gamma diversity. Reason: ... If both assertion and reason are false.
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Assertion: Western Ghats are included among the hot spots of biodiversity. Reason: Western Ghats have greater amphibian diversity than Eastern Ghats

Description : Assertion: Western Ghats are included among the hot spots of biodiversity. Reason: Western Ghats have greater amphibian diversity than Eastern Ghats

Last Answer : Assertion: Western Ghats are included among the hot spots of biodiversity. Reason: Western Ghats have greater ... and Reason are false, then mark (4).

Biodiversity of a geographical region represents (a) endangered species found in the region (b) the diversity in the organisms living in the region (c) genetic diversity in the dominant species of the region (d) species endemic to the region.

Description : Biodiversity of a geographical region represents (a) endangered species found in the region (b) the diversity in the organisms living in the region (c) genetic diversity in the dominant species of the region (d) species endemic to the region.

Last Answer : (b) the diversity in the organisms living in the

The Himalayan Range is very rich in species diversity. Which one among the following is the most appropriate reason -for this phenomenon? [CSAT 2011] (a) It has a high rainfall that supports luxuriant vegetative growth (b) It is a confluence of different bio-geographical zones (c) Exotic and invasive species have not been introduced in this region (d) It has less human interference

Description : The Himalayan Range is very rich in species diversity. Which one among the following is the most appropriate reason -for this phenomenon? [CSAT 2011] (a) It has a high rainfall that supports ... Exotic and invasive species have not been introduced in this region (d) It has less human interference

Last Answer : Ans: (b)

Assertion: Habitat destruction is the main reason of loss of biodiversity. Reason: This actually causes the increase in edge area and reduction in cor

Description : Assertion: Habitat destruction is the main reason of loss of biodiversity. Reason: This actually causes the increase in edge area and reduction in cor

Last Answer : Assertion: Habitat destruction is the main reason of loss of biodiversity. Reason: This actually causes the ... and Reason are false, then mark (4).

Which pair of geographical area shows maximum diversity in our country?

Description : Which pair of geographical area shows maximum diversity in our country?

Last Answer : Which pair of geographical area shows maximum diversity in our country? A. Sunderbans and Rann of ... Himalayas and Western Ghats D. Kerala and Punjab

Diversity of habitat over a geographical area is

Description : Diversity of habitat over a geographical area is

Last Answer : Diversity of habitat over a geographical area is A. Alpha diversity B. Beta diversity C. Gamma diversity D. Delta diversity

Assertion. Snakes exposed to gamma rays become non- poisonous. Reason. Poisonous snakes have poison glands and a pair of fangs. They are affected by g

Description : Assertion. Snakes exposed to gamma rays become non- poisonous. Reason. Poisonous snakes have poison glands and a pair of fangs. They are affected by g

Last Answer : Assertion. Snakes exposed to gamma rays become non- poisonous. Reason. Poisonous snakes have poison ... . If both Assertion and Reason are false.

Assertion (A) : `beta`-particles have greater penetrating power than `alpha`-rays but less than `gamma`-rays Reason (R ) : `beta`-particles are lighte

Description : Assertion (A) : `beta`-particles have greater penetrating power than `alpha`-rays but less than `gamma`-rays Reason (R ) : `beta`-particles are lighte

Last Answer : Assertion (A) : `beta`-particles have greater penetrating power than `alpha`-rays but less than `gamma`-rays ... . If both (A) and (R ) are incorrect.

Match the following: List-I List-II (Crops) (Geographical conditions) A. Barley 1. Hot and dry climate with poor soil B. Rice 2. Cool climate with poorer soil C. Millets 3. Warm and moist climate with high altitude D. Tea 4. Hot and moist climate with rich soil Codes: A B C D (a) 2 4 1 3 (b) 3 4 1 2 (c) 2 1 4 3 (d) 3 2 4 1

Description : Match the following: List-I List-II (Crops) (Geographical conditions) A. Barley 1. Hot and dry climate with poor soil B. Rice 2. Cool climate with poorer soil C. Millets 3. Warm and moist climate with high altitude D. Tea 4. Hot and moist ... C D (a) 2 4 1 3 (b) 3 4 1 2 (c) 2 1 4 3 (d) 3 2 4 1

Last Answer : Ans: (a)

Match the following [IAS 1997] Crops Geographical conditions A. Barley 1. Hot and dry climate with poor soil B. Rice 2. Cool climate with poorer soil C. Millets 3. Warm and Moist climate with high altitude D. Tea 4. Hot and Moist climate with rich soil A B C D (a) 2 4 1 3 (b) 3 4 1 2 (c) 2 1 4 3 (d) 3 2 4 1

Description : Match the following [IAS 1997] Crops Geographical conditions A. Barley 1. Hot and dry climate with poor soil B. Rice 2. Cool climate with poorer soil C. Millets 3. Warm and Moist climate with high altitude D. Tea 4. Hot and Moist climate with ... D (a) 2 4 1 3 (b) 3 4 1 2 (c) 2 1 4 3 (d) 3 2 4 1

Last Answer : Ans: (a)

Assertion: Tropical regions are more diversity-rich in comparison to temperate areas. Reason: Availability of more solar energy directly affects the p

Description : Assertion: Tropical regions are more diversity-rich in comparison to temperate areas. Reason: Availability of more solar energy directly affects the p

Last Answer : Assertion: Tropical regions are more diversity-rich in comparison to temperate areas. Reason: Availability of ... Reason are false, then mark (4).

Assertion: Insects contribute the maximum to the total diversity of animals. Reason: Angiosperms and insects are coevolved to perform as plant-pollina

Description : Assertion: Insects contribute the maximum to the total diversity of animals. Reason: Angiosperms and insects are coevolved to perform as plant-pollina

Last Answer : Assertion: Insects contribute the maximum to the total diversity of animals. Reason: Angiosperms and insects ... and Reason are false, then mark (4).

What is gamma diversity?

Description : What is gamma diversity? 

Last Answer : It is the diversity of organisms / habitats over a large geographical area. 

Why should we conserve biodiversity? Because A. We should preserve the biodiversity we have inherited B. A loss of diversity may lead to a loss of ecological stability C. Both (a) and (b) D. None of the above.

Description : Why should we conserve biodiversity? Because A. We should preserve the biodiversity we have inherited B. A loss of diversity may lead to a loss of ecological stability C. Both (a) and (b) D. None of the above.

Last Answer : C. Both (a) and (b)

Why should we conserve biodiversity? Because A. We should preserve the biodiversity we have inherited B. A loss of diversity may lead to a loss of ecological stability C. Both (a) and (b) D. None of the above.

Description : Why should we conserve biodiversity? Because A. We should preserve the biodiversity we have inherited B. A loss of diversity may lead to a loss of ecological stability C. Both (a) and (b) D. None of the above.

Last Answer : Both (a) and (b)

Why should we conserve biodiversity? Because A. We should preserve the biodiversity we have inherited B. A loss of diversity may lead to a loss of ecological stability C. Both (a) and (b) D. None of the above.

Description : Why should we conserve biodiversity? Because A. We should preserve the biodiversity we have inherited B. A loss of diversity may lead to a loss of ecological stability C. Both (a) and (b) D. None of the above.

Last Answer : C. Both (a) and (b)

Which one of the following pairs of geographical areas shows maximum biodiversity in our country?

Description : Which one of the following pairs of geographical areas shows maximum biodiversity in our country?

Last Answer : Which one of the following pairs of geographical areas shows maximum biodiversity in our country? ... Himalaya and Western Ghats D. Kerala and Punjab

Assertion:- Smooth endoplasmic reticulum is frequently observed in protein secretory cells. Reason:- Lumen of smooth endoplasmic reticulum is the only

Description : Assertion:- Smooth endoplasmic reticulum is frequently observed in protein secretory cells. Reason:- Lumen of smooth endoplasmic reticulum is the only

Last Answer : Assertion:- Smooth endoplasmic reticulum is frequently observed in protein secretory cells. Reason:- Lumen ... If both Assertion & Reason are false.

Which one of the following is not observed in biodiversity hotspots

Description : Which one of the following is not observed in biodiversity hotspots

Last Answer : Which one of the following is not observed in biodiversity hotspots A. Lesser inter-specific ... richness C. Endemism D. Accelerated species loss

Which one of the following is not observed in biodiversity hotspots

Description : Which one of the following is not observed in biodiversity hotspots

Last Answer : Which one of the following is not observed in biodiversity hotspots A. Lesser inter-specific ... richness C. Endenism D. Accelerated species loss

Which one of the following is not observed in biodiversity hotspots? (a) Lesser inter-specific competition (b) Species richness (c) Endemism (d) Accelerated species loss

Description : Which one of the following is not observed in biodiversity hotspots? (a) Lesser inter-specific competition (b) Species richness (c) Endemism (d) Accelerated species loss

Last Answer : (a) Lesser inter-specific competition

What location will the highest altitude of the star Polaris be observed?

Description : What location will the highest altitude of the star Polaris be observed?

Last Answer : If you are at the North Pole, you'll see the star Polaris nearthe zenit (altitude almost 90 degrees).

What happens to its potential energy when an object is taken to high altitude? (1) Its potential energy increases (2) Its potential energy decreases (3) Its potential energy remain same (4) None of the above

Description : What happens to its potential energy when an object is taken to high altitude? (1) Its potential energy increases (2) Its potential energy decreases (3) Its potential energy remain same (4) None of the above

Last Answer : (1) Its potential energy increases Explanation: When an object is taken to high altitude its potential energy increases.

If the spring mass system with m and spring stiffness k is taken to very high altitude, the natural frequency of longitudinal vibrations * 1 point (A) increases (B) decreases (C) remain unchanged (D) may increase or decrease depending upon the value of the mass

Description : If the spring mass system with m and spring stiffness k is taken to very high altitude, the natural frequency of longitudinal vibrations * 1 point (A) increases (B) decreases (C) remain unchanged (D) may increase or decrease depending upon the value of the mass

Last Answer : (C) remain unchanged

If the spring mass system with m and spring stiffness k is taken to very high altitude , the natural frequency of longitudinal vibrations A) Increases B) Decreases C) Remain unchanged D) May be increase or decrease depending upon the value of the mass

Description : If the spring mass system with m and spring stiffness k is taken to very high altitude , the natural frequency of longitudinal vibrations A) Increases B) Decreases C) Remain unchanged D) May be increase or decrease depending upon the value of the mass

Last Answer : C) Remain unchanged

Assertion `:-` Emphysema is a chornnic disorder in which alveolar walls are damaged due to which respiratory surface decreases. Reason `:-` One of the

Description : Assertion `:-` Emphysema is a chornnic disorder in which alveolar walls are damaged due to which respiratory surface decreases. Reason `:-` One of the

Last Answer : Assertion `:-` Emphysema is a chornnic disorder in which alveolar walls are damaged due to which ... D. If both Assertion & Reason are false.

Assertion `:-` While ascending up a mountain , one gets less oxygen resulting in hypoxia. Reason `:-` Percentage of oxygen decreases in the air at hig

Description : Assertion `:-` While ascending up a mountain , one gets less oxygen resulting in hypoxia. Reason `:-` Percentage of oxygen decreases in the air at hig

Last Answer : Assertion `:-` While ascending up a mountain , one gets less oxygen resulting in hypoxia. Reason `:- ... . D. If both Assertion & Reason are false.

Assertion :- Metallic character increases on going down the group Reason :- I.E. decreases on going down the group

Description : Assertion :- Metallic character increases on going down the group Reason :- I.E. decreases on going down the group

Last Answer : Assertion :- Metallic character increases on going down the group Reason :- I.E. decreases on going ... . D. If both Assertion & Reason are false

Assertion :- Entropy of system increases for a spontaneous reactions. Reason :- Enthalpy of reaction always decreases for spontaneous reaction.

Description : Assertion :- Entropy of system increases for a spontaneous reactions. Reason :- Enthalpy of reaction always decreases for spontaneous reaction.

Last Answer : Assertion :- Entropy of system increases for a spontaneous reactions. Reason :- Enthalpy of reaction ... D. If both Assertion & Reason are false.

Assertion :- In a redox reaction, the oxidation number of the oxidant decreases while that of reductant increases. Reason :- Oxidant gains electron(s)

Description : Assertion :- In a redox reaction, the oxidation number of the oxidant decreases while that of reductant increases. Reason :- Oxidant gains electron(s)

Last Answer : Assertion :- In a redox reaction, the oxidation number of the oxidant decreases while that of reductant ... D. If both Assertion & Reason are False.

Assertion : Nucleocytoplasmic ratio decreases in cleavage . Reason : During cleavage , cytoplasmic synthesis is faster than DNA synthesis.

Description : Assertion : Nucleocytoplasmic ratio decreases in cleavage . Reason : During cleavage , cytoplasmic synthesis is faster than DNA synthesis.

Last Answer : Assertion : Nucleocytoplasmic ratio decreases in cleavage . Reason : During cleavage , cytoplasmic synthesis ... If both Assertion & Reason are False.

Assertion: ADH reduces chloride loss in Urine. Reason: ADH decreases water absorption.

Description : Assertion: ADH reduces chloride loss in Urine. Reason: ADH decreases water absorption.

Last Answer : Assertion: ADH reduces chloride loss in Urine. Reason: ADH decreases water absorption. A. If both ... false D. If both Assertion and Reason are false

What is the reason for India being a major producer of different varieties of fruits and vegetables? a. Its large populations size b. Its large land area c. Variation in its agro-climatic conditions d. Diversity in socio-cultural phenomenon

Description : What is the reason for India being a major producer of different varieties of fruits and vegetables? a. Its large populations size b. Its large land area c. Variation in its agro-climatic conditions d. Diversity in socio-cultural phenomenon

Last Answer : c. Variation in its agro-climatic conditions

The density of the gases (present in air) decreases with increasing altitude to such an extent, that about 70% of the mass of atmospheric air is found in the lower 5 km. of the atmosphere. This lower region of atmosphere is called the (A) Ionosphere (B) Troposphere (C) Stratosphere (D) None of these

Description : The density of the gases (present in air) decreases with increasing altitude to such an extent, that about 70% of the mass of atmospheric air is found in the lower 5 km. of the atmosphere. This lower region of atmosphere is called the (A) Ionosphere (B) Troposphere (C) Stratosphere (D) None of these

Last Answer : (B) Troposphere

When load factor and diversity factor increases ___________ a) cost of electricity decreases b) cost of electricity also increases c) cost of electricity remains same d) cost of electricity increases exponential

Description : When load factor and diversity factor increases ___________ a) cost of electricity decreases b) cost of electricity also increases c) cost of electricity remains same d) cost of electricity increases exponential

Last Answer : Ans: A

Match List I with List II and select the correct answer by using the codes gives below the lists: List-I (Climatic conditions) List-II (Resons) A. Chennai is warmer than Kolkata 1. North-East Monsoon B. Snowfall in Himalayas 2. Altitude C. Rainfall decreases from West Bengal to Punjab 3. Western depressions D. Sutlej-Ganga Plain gets some rain in winter 4. Distance from sea 5. Latitude Codes: A B C D (a) 1 2 4 5 (b) 4 5 1 3 (c) 5 2 4 3 (d) 5 1 3 4

Description : Match List I with List II and select the correct answer by using the codes gives below the lists: List-I (Climatic conditions) List-II (Resons) A. Chennai is warmer than Kolkata 1. North-East Monsoon B. Snowfall in Himalayas 2. Altitude C. ... (a) 1 2 4 5 (b) 4 5 1 3 (c) 5 2 4 3 (d) 5 1 3 4

Last Answer : Ans: (c)

Match the following: [IAS 1997] Climatic Conditions Reasons A. Madras is warmer than Calcutta 1. North-East Monsoon B. Snowfall in Himalayas 2. Altitude C. Rainfall decreases from West Bengal to Punjab 3. Western depressions D. Sutlej-Ganga Plain gets some rain in winter 4. Distance from sea 5. Latitude A B C D (a) 1 2 4 5 (b) 4 5 1 3 (c) 5 2 4 3 (d) 5 1 3 4

Description : Match the following: [IAS 1997] Climatic Conditions Reasons A. Madras is warmer than Calcutta 1. North-East Monsoon B. Snowfall in Himalayas 2. Altitude C. Rainfall decreases from West Bengal to Punjab 3. Western depressions D. Sutlej-Ganga Plain gets ... 1 2 4 5 (b) 4 5 1 3 (c) 5 2 4 3 (d) 5 1 3 4

Last Answer : Ans: (c)

The mirage is seen in a hot desert because of (a) The density of the layer of air increases with altitude (b) The density of the layer of air decreases with altitude (c) The reflection of light from the layers of sand (d) The total internal reflection from sand

Description : The mirage is seen in a hot desert because of (a) The density of the layer of air increases with altitude (b) The density of the layer of air decreases with altitude (c) The reflection of light from the layers of sand (d) The total internal reflection from sand

Last Answer : Ans:(a)

A hydrogen filled balloon rises in air because (a) The atmospheric pressure decreases with altitude (b) The acceleration due to gravity decreases with altitude (c) The density of air decreases with altitude (d) The buoyant force exerted by the air on the balloon is greater than the weight of the balloon

Description : A hydrogen filled balloon rises in air because (a) The atmospheric pressure decreases with altitude (b) The acceleration due to gravity decreases with altitude (c) The density of air decreases with ... The buoyant force exerted by the air on the balloon is greater than the weight of the balloon

Last Answer : Ans:(d)

What happens to atmospheric pressure with increase in altitude? (1) It remains constant (2) It decreases (3) It increases (4) It constantly fluctuates

Description : What happens to atmospheric pressure with increase in altitude? (1) It remains constant (2) It decreases (3) It increases (4) It constantly fluctuates

Last Answer : (2) It decreases Explanation: In most circumstances atmospheric pressure is closely approximated by the hydrostatic pressure caused by the mass of air above the measurement point. Low- ... increases, there is less overlying atmospheric mass, so that pressure decreases with increasing elevation.

The atmospheric temperature during melting of ice/snow (in the atmosphere) (A) Decreases (B) Increases (C) Remain same (D) May increase or decrease; depends on the altitude where snow melts Answer

Description : The atmospheric temperature during melting of ice/snow (in the atmosphere) (A) Decreases (B) Increases (C) Remain same (D) May increase or decrease; depends on the altitude where snow melts Answer

Last Answer : A) Decreases

The atmospheric pressure with rise in altitude decreases (A) Linearly (B) First slowly and then steeply (C) First steeply and then gradually (D) Unpredictable

Description : The atmospheric pressure with rise in altitude decreases (A) Linearly (B) First slowly and then steeply (C) First steeply and then gradually (D) Unpredictable

Last Answer : Answer: Option B

Generally, as altitude increases: a. Temperature decreases and density increases b. Temperature, pressure and density decreases c. Temperature and pressure increase and density decreases d. Temperature decreases and pressure and density increase

Description : Generally, as altitude increases: a. Temperature decreases and density increases b. Temperature, pressure and density decreases c. Temperature and pressure increase and density decreases d. Temperature decreases and pressure and density increase

Last Answer : b. Temperature, pressure and density decreases

The effects of carbon monoxide: a. Increases with altitude b. Decreases with altitude c. Increases with increase of density d. Decreases with pressure loss

Description : The effects of carbon monoxide: a. Increases with altitude b. Decreases with altitude c. Increases with increase of density d. Decreases with pressure loss

Last Answer : a. Increases with altitude

Shortly after take-off, the altitude of the aeroplane suffers an abrupt pitch-up and IAS rapidly decreases followed quickly by a decrease in altitude. Engine indications are normal. You should suspect what and what should you do? a. Marked temperature drop; apply full power b. Loss of head wind or an increase in tail wind; apply full power c. Incipient engine failure (ignore instruments); lower the nose to gain airspeed d. Local clear air turbulence; reduce speed to VRA and ride it out

Description : Shortly after take-off, the altitude of the aeroplane suffers an abrupt pitch-up and IAS rapidly decreases followed quickly by a decrease in altitude. Engine indications are normal. You should suspect what ... to gain airspeed d. Local clear air turbulence; reduce speed to VRA and ride it out

Last Answer : b. Loss of head wind or an increase in tail wind; apply full power

Generally, as altitude increases: a. Temperature decreases and density increases b. Temperature, pressure and density decreases c. Temperature and pressure increase and density decreases d. Temperature decreases and pressure and density increase

Description : Generally, as altitude increases: a. Temperature decreases and density increases b. Temperature, pressure and density decreases c. Temperature and pressure increase and density decreases d. Temperature decreases and pressure and density increase

Last Answer : b. Temperature, pressure and density decreases

The effects of carbon monoxide: a. Increases with altitude b. Decreases with altitude c. Increases with increase of density d. Decreases with pressure loss

Description : The effects of carbon monoxide: a. Increases with altitude b. Decreases with altitude c. Increases with increase of density d. Decreases with pressure loss

Last Answer : a. Increases with altitude

The volumetric efficiency of the compressor ______ with the increase in altitude of place a) increases b) decreases c) does not change d) None

Description : The volumetric efficiency of the compressor ______ with the increase in altitude of place a) increases b) decreases c) does not change d) None

Last Answer : b) decreases

What happens to atmospheric pressure with increase in altitude ? (1) It remains constant (2) It decreases (3) It increases (4) It constantly fluctuates

Description : What happens to atmospheric pressure with increase in altitude ? (1) It remains constant (2) It decreases (3) It increases (4) It constantly fluctuates

Last Answer :  It decreases

Gamma rays are - (1) High energy electrons (2) Low energy electrons (3) High energy electromagnetic (4) High energy positron waves

Description : Gamma rays are - (1) High energy electrons (2) Low energy electrons (3) High energy electromagnetic (4) High energy positron waves

Last Answer : (3) High energy electromagnetic Explanation: Gamma rays (γ) refer to electromagnetic radiation of an extremely high frequency and therefore consist of high energy photons.