Science Class 7th
181. An _________can be defined as the basic functional unit of an environment.
A) Ecosystem
B) Global warming
C) Both a & b
182. _______ is the study of relationship of living organisms with their environment.
A) Ecosystem
B) Global warming
C) Ecology
183. Each ecosystem has ______ component.
A) Two
B) Three
C) Four
184. _______ are animals feeding on producers and other animals for their food.
A) Consumer
B) Producer
C) Both a & b
185. _______are primary consumers and depend directly on plants for their survival.
A) Herbivores
B) Carnivore
C) Omnivores
186. _________ are secondary consumers feeding on primary consumers.
A) Herbivores
B) Carnivore
C) Omnivores
187. _________ depend on both plants and animals for their food.
A) Herbivores
B) Carnivore
C) Omnivores
188. ______ include saprophytes that convert the dead animals and plants into fertilizers, nitrogen and carbon dioxide.
A) Herbivores
B) Carnivore
C) Decomposers
189. The natural home of an organism is called its _______.
A) Habitat
B) Water land
C) Tundra
190. A ______ is a place which gets enough rainfall and has warm temperature for lots of trees to grow.
A) Forest
B) Water land
C) Tundra
191. The animals which live in desert ,sleep during the day time because it is too hot and they come out at night to eat. They are called ________.
A) Omnivores
B) Herbivores
C) Nocturnal
192. An ________ is a way through which an animal’s body helps it to survive or live in its environment.
A) Adaptation
B) Defiance
C) Denial
193. __________ is a state of inactivity in animals during winter season, in which animals go into a deep sleep and use very little energy.
A) Hibernation
B) Aestivation
C) Camouflage
194. ________ is a state of inactivity in animals during summer season, in which animals go into a deep sleep and use very little energy.
A) Hibernation
B) Aestivation
C) Camouflage
195. __________ is a way of concealing when an animal blends with its surrounding environment to help it to hide.
A) Hibernation
B) Aestivation
C) Camouflage
196. _____ is a period of inactivity in plants
A) Hibernation
B) Aestivation
C) Dormancy
197. _______ is the basis of relationship between plants and animals
A) Water
B) Air
C) Soil
198. Plants are the only living thing that can make their own food. They are called _______.
A) Consumers
B) Producers
C) Camouflage
199. Living place of an organism is called:
A) Habitat
B) Environment
C) Ecosystem
D) Species
200. Many food chains unite to make a:
A) Food cycle
B) Food web
C) Food pyramid
D) Mega food chain