A passive factor which affects formation of soil:? September 4, 2019 BILAL KHATTAK0 A.Nature of parent material B.Annual rainfall C.Wind velocityD.Mean temperatureundefined
The plankton is:? September 2, 2019 BILAL KHATTAK0 A.Red slgae B.Floating fauna C.Passively floating or drifting flora of micro-organismsD.A layer of organic matterundefined
Water holding capacity is highest in? August 31, 2019 BILAL KHATTAK0 A.Clayey soil B.Loamy soil C.Silty soilD.Sandy soilundefined
The lichens show a mutualistic relationship originating from:? August 21, 2019 BILAL KHATTAK0 A.Obligate parasitism B.Facultative parasitism C.HalotismD.None of theseundefined
Which of the following is a malacophyllous xerophyte?? August 21, 2019 BILAL KHATTAK0 A.Prosopis B.Tephrosia C.NeriumD.Aloeundefined
Xerophytes have longer root system:? August 19, 2019 BILAL KHATTAK0 A.To grant mechanical support B.Due to light factor C.To draw water from deeper zonesD.None of the aboveundefined
The term ‘ecard’ refers to:? August 18, 2019 BILAL KHATTAK0 A.Available water B.Unavailable water C.Run off waterD.Total atmospheric precipitationundefined
Solum’ includes:? August 18, 2019 BILAL KHATTAK0 A.Horizons A1 and A2 only B.Horizon A only C.Horizons A2 and B onlyD.Horizons A and Bundefined
Major characteristics of the vegetation of a locality are controlled:? August 18, 2019 BILAL KHATTAK0 A.By man only B.Mainly by climate C.By animals onlyD.By altitude of a place onlyundefined