GEOGRAPHY MCQS SET 84

GEOGRAPHY MCQS SET 84

831) Statement-I : Zonal system of soil classification is based on assumed origin of soil and thus genetic. Statement-II : USDA system of soil classification is based on observable properties of soil and thus descriptive. Which among above statements is/are true?
A) Only I
B) Only II
C) Both I and II
D) Neither I nor II

Answer: Both I and II
   
832) Match the following
List-I      List-II
(USDA Classification)      (Zonal System)
1. Entisols      A. Alluvial soils
2. Vertisols      B. Grumusol
3. Spodosols      C. Podzols
4. Oxisols      D. Latisols

The below options are given in A B C D order
A) 1 2 3 4
B) 2 3 4 1
C) 3 4 2 1
D) 4 3 2 1

Answer: 1 2 3 4
   
833) Statement-I : Mechanical transfer at minerals from soil horizon e.g., by rain, downwards is called eluviation. Statement-II : Chemical transfer of minerals from soil horizon is called leaching.
A) Statement I is correct, II is wrong
B) Statement II is correct, I is wrong
C) Both the statements I and II are correct
D) Both the statements I and II are wrong

Answer: Both the statements I and II are correct
   
834) Statement-I : Mor, Moder and Mull are different type of soil. Statement-II : Time span acting on humus, alters its chemical property.
A) Statement I is correct, II is wrong
B) Statement II is correct, I is wrong
C) Both the statements I and II are correct
D) Both the statements I and II are wrong

Answer: Statement II is correct, I is wrong
   
835) Statement-I : Munsell colour system is used to describe characteristics of soil. Statement-II : Okta is graphical representation of covering of sky by clouds.
A) Statement I is correct, II is wrong
B) Statement II is correct, I is wrong
C) Both the statements I and II are correct
D) Both the statements I and II are wrong

Answer: Both the statements I and II are correct

836) 1. Clay minerals forming soil colloids are negatively charged and helps in base exchange.
2. Soil colloids are essentially non-organic in nature.
3. Texture determines water retention properties of soil.
4. In clayey soils, pore spaces are lange and water drains rapidly.

Choose the correct statement from the codes given below
A) 1, 2 and 3
B) 1 and 3
C) 1, 3 and 4
D) 2, 3 and 4

Answer: 1 and 3
   
837) Match the following
List-I      List-II
(Team)      (Definition)
A. Vernalisation      1. Heat needed by plants to germinate
B. Aestivation      2. Transitional zone in biomes working overlap rather than boundary
C. Ecotone      3. State of inactively adopted by desert animals during hot season
D. Wilting      4. Moisture loss being more than uptake by the plant roots

The below options are given in A B C D order
A) 1 2 3 4
B) 1 3 2 4
C) 4 3 2 1
D) 2 1 3 4

Answer: 1 3 2 4
   
838) Assertion (A) : The profile of podzol soils is best developed.
Reason (R) : They develop in coniferous forest belt.
A) Both A and R are true and R is the correct explanation of A
B) Both A and R are true, but R is not the correct explanation of A
C) A is true, but R is false
D) A is false, but R is true

Answer: Both A and R are true, but R is not the correct explanation of A
   
839) Assertion (A) : Laterites have a low fertility.
Reason (R) : High rainfall helps in leaching out of minerals.
A) Both A and R are true and R is the correct explanation of A
B) Both A and R are true, but R is not the correct explanation of A
C) A is true, but R is false
D) A is false, but R is true

Answer: Both A and R are true and R is the correct explanation of A
   
840) Assertion (A): Crop rotation helps in pest control.
Reason (R): Crop rotation helps in maintaining soil fertility.
A) Both A and R are true and R is the correct explanation of A
B) Both A and R are true, but R is not the correct explanation of A
C) A is true, but R is false
D) A is false, but R is true

Answer: Both A and R are true, but R is not the correct explanation of A