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This section includes 434 Mcqs, each offering curated multiple-choice questions to sharpen your Civil Engineering knowledge and support exam preparation. Choose a topic below to get started.
101. |
How much global fund has been allocated for malaria treatment by United Nations in 45 African countries? |
A. | 30 Million US$ |
B. | 33Million US$ |
C. | 34 Million US$ |
D. | 32 Million US$ |
Answer» B. 33Million US$ | |
102. |
Why the roots of the savanna trees are long tap roots? |
A. | Store water |
B. | Absorb nutrients |
C. | to support the tree |
D. | All of these |
Answer» B. Absorb nutrients | |
103. |
Where the pressure is greatest? |
A. | Sea Level |
B. | Coastal Areas |
C. | land Surface |
D. | High Altitudes |
Answer» B. Coastal Areas | |
104. |
Which one of the following is the national animal for two countries and also the endangered species of India? |
A. | Fennec fox |
B. | Baird’s tapir |
C. | Bengal tiger |
D. | Komodo dragon |
Answer» D. Komodo dragon | |
105. |
Contamination of soil system by considerable quantities of chemicals and substance is known as |
A. | Water pollution |
B. | Soil Pollution |
C. | Air pollution |
D. | Noise Pollution |
Answer» C. Air pollution | |
106. |
Ocean currents are of two types, namely |
A. | Warm |
B. | Cold |
C. | Warm and Cold |
D. | Cool |
Answer» D. Cool | |
107. |
Which bacteria's increase the soil fertility by making nitrogen available for the plants? |
A. | Nitrifying Bacteria |
B. | Acido Bacteria |
C. | Chemo bacteria |
D. | Microorganism |
Answer» B. Acido Bacteria | |
108. |
Which biome has a long dry season? |
A. | Tundra |
B. | Cool Temperate |
C. | Tropical Rain Forest |
D. | Savanna |
Answer» E. | |
109. |
Which toxic is used to protect plants from the insects? |
A. | Blue Green Bacteria |
B. | Bacterium Bacillus thuringiensis |
C. | Acidobacteria |
D. | Proteobacteria |
Answer» C. Acidobacteria | |
110. |
In low pressure, the air |
A. | Falls |
B. | Rises |
C. | Neutral |
D. | Fall and rise |
Answer» C. Neutral | |
111. |
In which farming the cash crop is only grown for export? |
A. | Plantation Farming |
B. | Shifting cultivation |
C. | Padi Cultivation |
D. | Nomadic Grazing |
Answer» B. Shifting cultivation | |
112. |
What is the loss of topsoil from wind and water? |
A. | Eutrophication |
B. | Soil erosion |
C. | Desertification |
D. | Urbanization |
Answer» C. Desertification | |
113. |
Which layer of soil is the darkest part of the soil profile? |
A. | Topsoil |
B. | Subsoil |
C. | horizon A |
D. | Horizon C |
Answer» B. Subsoil | |
114. |
What is the most suitable soil for farming? |
A. | Sandy soils |
B. | loamy soil |
C. | Sand and Silts |
D. | Subsoil |
Answer» C. Sand and Silts | |
115. |
Plates move away from each other, in the |
A. | Transform fault boundary |
B. | Convergent plate boundary |
C. | Divergent plate boundary |
D. | Tectonic plates |
Answer» C. Divergent plate boundary | |
116. |
The worlds wettest and driest places are in |
A. | equator |
B. | tropical latitude |
C. | tropical longititude |
D. | All of these |
Answer» C. tropical longititude | |
117. |
Monsoon rain forest has how much annual precipitation? |
A. | 1000-3000mm |
B. | 2000-4000mm |
C. | 100-200mm |
D. | 300-400mm |
Answer» B. 2000-4000mm | |
118. |
First trophic level is known as |
A. | Primary producers |
B. | Secondary Consumers |
C. | Tertiary Consumers |
D. | Quaternary Consumers |
Answer» B. Secondary Consumers | |
119. |
95% of total forest is included in |
A. | Natural Forest |
B. | Artificial Forests |
C. | Tropical Forests |
D. | Sub Tropical Forests |
Answer» C. Tropical Forests | |
120. |
In oceans, first microscopic animal includes: |
A. | Zooplankton |
B. | Planktonic algae |
C. | Herbivores |
D. | Omnivores |
Answer» C. Herbivores | |
121. |
How do invasive species affect the biodiversity? |
A. | It helps the native species to survive furthermore |
B. | It forms a close bond with the native species and protects the biodiversity |
C. | It threaten the survival of the native species |
D. | It stays for few days without harming the biodiversity |
Answer» D. It stays for few days without harming the biodiversity | |
122. |
Green plants belong to |
A. | Biological System |
B. | Trophic level |
C. | Carnivores |
D. | Omnivores |
Answer» C. Carnivores | |
123. |
Process involved in genetic modification, repetition, or copying something, known as |
A. | DNA Replication |
B. | RNA Translation |
C. | Replication Biology |
D. | Cell Division |
Answer» B. RNA Translation | |
124. |
What is the effect of deforestation on environment? |
A. | Soil erosion, silting,air pollution |
B. | Pollution |
C. | Reduced biodiversity and biomass |
D. | Conflicts |
Answer» B. Pollution | |
125. |
Large variety of flora and fauna on earth is known as: |
A. | Biodiversity |
B. | Diversity |
C. | Biome |
D. | Ecosystem |
Answer» B. Diversity | |
126. |
What are the effects of deforestation on biosphere? |
A. | Arisen of conflicts |
B. | Reduced biodiversity and biomass |
C. | Pollution |
D. | soil erosion |
Answer» C. Pollution | |
127. |
In high pressure, the air |
A. | Sinks |
B. | Remains Neutral |
C. | Rises |
D. | Sinks and Rises |
Answer» B. Remains Neutral | |
128. |
When the nutrients dissolved in the water and it seeps down through the soil is known as |
A. | Leaching |
B. | Eutrophication |
C. | Photosynthesis |
D. | Infiltration |
Answer» B. Eutrophication | |
129. |
Which trees are flexible and bend at the strong wind? |
A. | Coniferous Trees |
B. | Tundra trees |
C. | Mosoon trees |
D. | Tropical rain forest trees |
Answer» B. Tundra trees | |
130. |
Rain fall decreases from the |
A. | plain areas |
B. | tropical areas |
C. | deserts |
D. | equator |
Answer» E. | |
131. |
Which climates are cold in every season and very cold in winter? |
A. | Tundra and cool temperate interior |
B. | Savanna and monsoon |
C. | Tundra and Desert |
D. | Equatorial and Savanna |
Answer» B. Savanna and monsoon | |
132. |
What is the largest portion in soil? |
A. | Mineral matter |
B. | organic matter |
C. | water |
D. | Air |
Answer» B. organic matter | |
133. |
How many mega diverse countries are there in the world? |
A. | 11 |
B. | 17 |
C. | 25 |
D. | 34 |
Answer» C. 25 | |
134. |
India is one of the mega diverse countries among 17 nations. |
A. | True |
B. | False |
C. | May be True or False |
D. | Can't say |
Answer» B. False | |
135. |
How can we say India as one of the bio-rich nations? |
A. | Because of its great variety of plants and animals |
B. | Because of its low variety of planets and animals |
C. | Because of the more population of humans |
D. | Because of more pollution |
Answer» B. Because of its low variety of planets and animals | |
136. |
33% of worldwide forests consists of: |
A. | Boreal Forests |
B. | Sub Tropical Forest |
C. | Tropical Forests |
D. | Temperate Forest |
Answer» B. Sub Tropical Forest | |
137. |
Which organ can hold large amount water in a camel? |
A. | Stomach |
B. | Hump |
C. | Skin |
D. | All of these |
Answer» B. Hump | |
138. |
'DNA' stands for |
A. | Denucleic acid |
B. | Detoxiribonucleic acid |
C. | Deoxyribonucleic acid |
D. | Deoxyrinonucleic acid |
Answer» D. Deoxyrinonucleic acid | |
139. |
The use of living organisms or biological processes for industrial, agricultural and medical purposes is known as |
A. | Genetic Engineering |
B. | Biotechnology |
C. | Genes |
D. | Gene Pool |
Answer» C. Genes | |
140. |
In which areas forests are used for fuel? |
A. | Savanna |
B. | Cool Temperate |
C. | Tundra |
D. | Deserts |
Answer» B. Cool Temperate | |
141. |
Co-existence of species is known as |
A. | Biological Diversity |
B. | Niche |
C. | Resources |
D. | Species Richness |
Answer» C. Resources | |
142. |
How much thicker is lithosphere ? |
A. | 100km |
B. | 120km |
C. | 110km |
D. | 130km |
Answer» B. 120km | |
143. |
The cold water currents move water from the older areas of the |
A. | Oceans |
B. | Equator |
C. | Tropics |
D. | Poles |
Answer» B. Equator | |
144. |
Which one of the following is the way for conservation of biodiversity? |
A. | Increase in the pollution level in the ecosystem |
B. | Converting forest land into agricultural land in rapid way |
C. | Removal of exotic species |
D. | Overexploitation |
Answer» D. Overexploitation | |
145. |
In oceans, food web is involved in more species, than |
A. | The Terrestrial Ecosystem |
B. | The Estuaries |
C. | The Mangroves |
D. | All of Above |
Answer» B. The Estuaries | |
146. |
Coniferous so named because |
A. | They produce from cones |
B. | They are cone like structure |
C. | Have cone charcteristics |
D. | All of these |
Answer» B. They are cone like structure | |
147. |
When green plants transforms light energy in to chemical energy; this process is known as |
A. | photosynthesis |
B. | osmosis |
C. | electrolysis |
D. | Evapo-transpiration |
Answer» B. osmosis | |
148. |
A large number of biomass in desert is below the |
A. | Trees |
B. | Ground |
C. | forests |
D. | Upper soil |
Answer» C. forests | |
149. |
Which one of the following endemic species of tarantula found only in a small area in India? |
A. | Gooty tarantula |
B. | Cobalt blue tarantula |
C. | Pink toe tarantula |
D. | Chilean rose tarantula |
Answer» B. Cobalt blue tarantula | |
150. |
Most of the tundra land is covered by |
A. | Fertile top Soil |
B. | Hardy grasses,sedges and Rushes |
C. | Deserts |
D. | Rocky surfaces and hilly Areas |
Answer» C. Deserts | |