Natural Vegetation - Part II

Question 1

Trees found in Dry deciduous forests?

Answer 1

T - Teak
A - Axlewood
R - Rosewood
B - Bel
A - Amaltas
S - Sal

Question 2

Large tracts of ………………………………… forests have been cleared for agricultural purposes

Answer 2

dry deciduous

Question 3

Tropical Desert forests are also known as

Answer 3

Tropical Thorn Forests

Question 4

Tropical Desert forests are found in areas which receive rainfall less than …………cm

Answer 4

50cm

Question 5

the mean annual temperature of tropical dessert forests ranges between ……… to …………

Answer 5

25 degree C to 27 degree C

Question 6

Humidity of tropical dessert forests?

Answer 6

less than 47%

Question 7

Chief distribution of tropical dessert forests?

Answer 7

Punjab, Haryana, Uttar Pradesh, central and eastern Rajasthan

Question 8

Tropical desert forests have ……………. type of vegetation

Answer 8

Xerophytic

Question 9

Acacia and babool have …………….

Answer 9

long tap roots

Question 10

The acacia trees have a ……………………. relationship with stinging ants

Answer 10

symbiotic

Question 11

The acacia trees have a symbiotic relationship with …………………

Answer 11

sting ants

Question 12

In …………….. forests, trees remain leafless for most of the year

Answer 12

Tropical Desert Forest

Question 13

…………………………. are the lands between terrestrial and aquatic system

Answer 13

wetlands

Question 14

What are breathing roots called?

Answer 14

pneumatophores

Question 15

The roots of the trees in Tidal forests are deprived of oxygen during …………………………..

Answer 15

high tides

Question 16

Important trees of the Tidal forests?

Answer 16

S - Screw Pines
K - keora
A - Amur
R - rhizophora
P - Palms
C - Canes
B - Bhara

Question 17

Sundari trees are found in ……………………… forests

Answer 17

Tidal forests

Question 18

the mean annual temperature of mountain forests ranges between ……… to …………

Answer 18

12 degree to 13 degree CC

Question 19

Mountain forests are found in areas which receive ………….. to ………..cm rainfall

Answer 19

100 to 300cm

Question 20

At what altitude are mountain forests found

Answer 20

between 1000m to 400m

Question 21

Areas where mountain forests are chiefly distributed?

Answer 21

Himalayan zone, peninsular region, nilgiris, vindhyas, western ghats

Question 22

Why are Tropical Deciduous forests most commercially exploited?

Answer 22

Because trees are found in pure strands and it contains valuable timbers like sandalwood and teak