Download SGBAU BSc 2019 Summer 1st Sem Environmental Science Concepts Of Environmental Science Question Paper

Download SGBAU (Sant Gadge Baba Amravati university) BSc 2019 Summer (Bachelor of Science) 1st Sem Environmental Science Concepts Of Environmental Science Previous Question Paper

Time :
AW-l 627
B.Sc. (Part?I) Semestcr?I Examination
ENVIRONM ENTAL SCI ENCE
(Concepts of Environmental Science)
Three Hours] [Maximum Marks : 80
Note :?(1) All questions are compulsory.
1.
5
1?.
(A)
(2) Draw well labelled diagram wherever necessary.
Fill in the blanks with appropriate words and rewrite the sentences :
(i) Lower most layer of atmosphere is _ _
(iii) In atmosphere the vapour condenses normally into liquid at a point called _7_
V:
(iii) The rocks formed from cooling of Lava are called __. 1/:
(iv) The up dwelling molten rocks that comes out through the vent 0f volcano is called
I 1
. /2
(B) Choose the correct altemativcs from the given choices :
(i) Which clouds are dangerous for air crafts ?? 5?:
(a) Stratus (b) Cumulonimbus
(c) Altostralus (d) Stratocumulus
(ii) 'l?ropical savannah is dominated by : ?1';
(a) Conifers (b) Grasses
(c) Mosscs (d) Ferns
(iii) Which of the following is not the physical property of marine environment ?
?x?;
(a) Viscosity (b) Light penetration
(c) 'l?cmperalurc (d) Salinity
(iv) _ ? is the unit of atmospheric humidity. 1/;
(a) % percentage (b) Lux
(C) Simens (d) ?C
(C) Answer in one sentence :
(1) De?ne lapse rate. 1
(ii) What are doldrums ? 1
(iii) Give any 3-marinc medicinal resources. 1
(iv) What is cyclonic precipitation ? 1
Describe with diagram hydrological cycle. 12
OR
What are rocks ? Describe Igneous rocks. 12
YBC?ISZOI l (Comdi)

6.
YBC
Write on the following :
(a) Types of fresh water rcsuur'c?cs.
(b) Strategies for the conservation of forcsts.
(c) Humus and its signi?cance.
()R
((1) Types of minera' resoxmms
(e) Demand and utilization of water resources
(t) Process of soil formaton.
42-4:
4:;
4
4
4
What is tcnt?pcrature '? Mention lumizontal Lcmperature distribution. Add a note on temperature
inversion.
()R
12
De?ne wind. Give the factors at?:cting m?nd motion. Describe different global wind patterns.
Write on the followirg :
(g) Concept of fog.
(h) Low c'ouds.
(i) Arabian sea branch of nmnsoon.
OR
(j) Mechanism of EI-Ninc.
(k) Orographic prccipilalk n.
(1) Rain as a form of prca ipitaLion.
Write on the following :
(m) Distribution of tropical ruinlbrests.
(n) Vegetation of savanna.
(0) Consec uences of ?oods.
0R
(p) Consequences of cyclones.
(q) Causes of earthquakes.
(r) Climatu of taiga.
Write on 1h: following :
(5) Physical properties of marine environment.
(0 Effects of Tsunami.
(1]) Mineral resources fro? mauinc environment.
0R
(v) Oceanic currents.
(w) l?clrole'Jm deposits in marir-e environment.
(x) Chemical properties of mannc environment.
1530]
12