A. Temperate grasslands
B. Tropical grasslands
C. Prairie grasslands
D. Steppes grasslands
Related Mcqs:
- When a plant of hot climate is transferred to colder regions, it gets an injury called:
A. Chilling
B. Thermal death
C. Desiccation
D. Freezing - Plants grow sparsely in arid regions of the world:
A. Only because of high temperature
B. Because no seeds fall near the soil
C. Because of several environmental factors combining together
D. Because the soil is sandy - Many forested regions of today were once barren rock areas. Mot likely this change involved the following sequence of stages:
A. Lichens-mosses-annual herbs-wood shrubs
B. Annual herb-weedy shrubs-lichens-mosses
C. Woody shrubs-mosses-lichens-annual herbs
D. Mosses-annual herbs-woody shrubs-lichens - Main watershed regions and their problems are:
A. The northern mountain region
B. The uplands of northern Punjab
C. The western mountain region
D. The southwest Boluchistan plateau
E. All of the above - Watershed regions of Pakistan is/are:
A. Which are sufficiently homogeneous in themselves
B. But distinct from each other in two major characteristics i.e., land form and climate, the factors which mainly determine the framework for watershed management
C. Both (a) & (b)
D. None of these - Sometimes sound and uninjured seeds may fail to germinate due to reduced activity of the seed or seed parts resulting in blockade of the growth. This may be due to:
A. External effects of environment
B. Internal conditions within the plant itself, i.e. Embryo dormancy or seed coat dormancy
C. Both (a) & (b)
D. None of these - Soil in the humid-subhumid parts is:
A. In general
B. Brown fertile light sandy
C. Both (a) & (b)
D. None of these - Whole of the country, outside the main Himalayan Range, receives a low variable rainfall from 50 mm in western parts of Boluchistan highlands to about 1500 mm in the _____
A. Himalayan region
B. Hindu Kush region
C. Karakoram region
D. None of these - How many parts of bark?
A. Outer part – dead
B. Inner part – living (Cortext)
C. Both (a) & (b)
D. None of these - In natural ecosystem, decomposers include:
A. Only two types of organisms
B. Only two types of organisms plus macroscopic animals
C. Only microscopic animals
D. Only bacteria and fungi