171. Study of current and past landscapes formation is known as_______?
A: Aero logy
B: Morphology
C: Geo-morphology
D: Biology
172. The most dense substance on Earth is _.
A: Copper
B: Platinum
C: Steel
D: Osmium
173. To measure the specific gravity of milk, the instrument used is:
A: Hygrometer
B: Barometer
C: Lactometer
D: Hydrometer
174. One of the fundamental characteristics of living organisms is called as:
A: Photosynthesis
B: Digestion
C: Excretion
D: Metabolism
175. Plants growing on other plants are called as:
A: Saprophytes
B: Parasites
C: Epiphytes
D: Pathogens
176. As per eating habit, squirrels are:
A: Frugivorous (Fruit eater)
B: Herbivorous (Plant eater)
C: Carnivorous (Animal eater)
D: Omnivorous (Plant and animal eater)
177. Water loss from leaves through stomata is called:
A: Evaporation
B: Transpiration
C: Respiration
D: None of the above
178. The study of how plants and animals interact with one another with the non-living environment is called as:
A: Ecosystem
B: Sociology
C: Ecology
D: Habitat
179. The number of bones in the human body is:
A: 200
B: 202
C: 204
D: 206
180. Nervous system in the human body consists of:
A: Brain and spinal cord
B: Brain and nerves
C: Spinal cord and nerves
D: Brain, spinal cord, and nerves
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