Forestry MCQ || Agroforestry and Social Forestry -Tree Seed Technology -Forest Hydrology and Watershed Management || Set 2

Question21:-One among the following is not a division of Social Forestry.

        A)Farm forestry

        B)Extension forestry

        C)Community forestry

        D)Conservation forestry

        Answer:Option-D

Question22:-The type of flow which is predominant in small watersheds is

        A)Groundwater flow

        B)Overland flow

        C)Channel flow

        D)Inter flow

        Answer:Option-B

Question23:-A hydrograph is plotted against

        A)Stream discharge against duration of flow

        B)Rainfall intensity against duration of rainfall

        C)Cumulative stream discharge against duration of flow

        D)Accumulated rainfall against duration of rainfall

        Answer:Option-A

Question24:-In areas having water shortage which method of irrigation is preferred

        A)Surface

        B)Subsurface

        C)Sprinkler

        D)Drip

        Answer:Option-D

Question25:-An aquifer that occurs above the regional water table is known as

        A)Perched aquifer

        B)Confined aquifer

        C)Aquitard

        D)Aquifuge

        Answer:Option-A

Question26:-The monthly rainfall for a place in Kerala during the month of August2018 was recorded as 122mm above normal rainfall. The term 'normal' means

        A)Rainfall received during the month of August 2017

        B)Average monthly rainfall for August computed from past 12 year's record

        C)Average annual rainfall for the place computed from past specific 30 year's record

        D)Average monthly rainfall for August computed from past specific 30 year's record

        Answer:Option-D

Question27:-Contour bunds are recommended as a soil and water conservation measure for areas having

        A)Low rainfall and land slope more than 10 per cent

        B)Low rainfall and land slope less than 6 per cent

        C)High rainfall and land slope more than 10 per cent

        D)High rainfall and land slope less than 10 per cent

        Answer:Option-B

Question28:-Large-scale forest cutting generally lead to

        A)Decreases stream flow permanently

        B)Increases stream flow initially

        C)Brings about no change in net stream flow

        D)Increases evapotranspiration

        Answer:Option-B

Question29:-Which of the following statement is/are correct about seed collection in forest?

(i)     Seeds collection from the isolated trees of naturally cross-pollinating species are avoided.

(ii)    Seed trees to be less than 50 mtrs. apart for seed collection.

(iii)   Collections from superior phenotypes if made should be kept separately.

        A)Only (i) and (ii)

        B)Only (ii) and (iii)

        C)Only (i) and (iii)

        D)All of the above

        Answer:Option-C

Question30:-Smallest seed in forest trees of Kerala given below is

        A)Anogeissus latifolia

        B)Adina cordifolia

        C)Neolamarkia cadamba

        D)Bridelia retusa

        Answer:Option-B

Question31:-Seed processing involves all the processes beginning from

        A)Fruit harvesting to long term storage

        B)Seed extraction to seed sowing

        C)Fruit harvesting to seed grading

        D)None

        Answer:Option-A

Question32:-Physiological dormancy in seeds is mostly observed in which type of the trees?

        A)Tropical deciduous trees

        B)Mangrove trees

        C)Temperate trees

        D)Desert trees

        Answer:Option-C

Question33:-Which of the following statement is/are correct about long term seed storage of orthodox species?

(i)     Low initial moisture content

(ii)    Sub-freezing temperature

(iii)   Sealed storage

(iv)   Between 10°C to 16°C

        A)Only (i), (ii) and (iv)

        B)Only (i) and (ii)

        C)Only (i), (ii) and (iii)

        D)Only (i), (iii) and (iv)

        Answer:Option-C

Question34:-Which of the following statement is/are correct about Central Seed Committee under THE SEEDS ACT, 1966?

(i)     A Chairman to be nominated by the Central Government

(ii)    Five persons to be nominated by the Central Government

(iii)   One person to be nominated by the Government of each of the States.

        A)Only (i) and (ii)

        B)Only (i) and (iii)

        C)Only (ii) and (iii)

        D)All of the above

        Answer:Option-B

Question35:-Which among the following is useful in determining the border line trees during point sampling?

        A)Calibration distance factor

        B)Tree factor

        C)Basal area factor

        D)Point radius factor

        Answer:Option-D

Question36:-According to the Metzger's theory the shape of the tree bole is given by

        A)Cubic paraboloid

        B)Neiloid

        C)Paraboloid

        D)Cone

        Answer:Option-A

Question37:-Multiple yield table is adopted for which species in India

        A)Cedrus deodara

        B)Shorea robusta

        C)Pinus wallichiana

        D)Pinus roxbourghii

        Answer:Option-A

Question38:-Sampling intensity adopted for tropical moist deciduous forest is_________%.

        A)1.0%

        B)2.5%

        C)5.0%

        D)10.0%

        Answer:Option-B

Question 39:-Which of the following statement is/are correct about the mean annual increment (M.A.I.) and current annual increment (C.A.I.) of a tree or stand?

(i)     C.A.I. can be negative but M.A.I. cannot be negative.

(ii)    C.A.I. continues to rise to the maximum even after the M.A.I. has started falling.

(iii)   After attaining maximum value for the M.A.I. the drop is not as rapid as C.A.I.

        A)Only (i) and (ii)

        B)Only (ii) and (iii)

        C)Only (i) and (iii)

        D)All of the above

        Answer:Option-C

Question 40:-Which band is not used in Spiegel relaskop?

        A)Band 1

        B)Band 3

        C)Band 2

        D)Band 4

        Answer:Option-B