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Exercises Question 1: Choose the correct answer: 1. The examples of living organisms that undergoes hibernation is the ................. A. desert snail. B. jerboa. C. frog. D. all the above. 2. Water is stored in the leaves of ................ plant. A. elodea. B. cactus. C. calamagrostis. D. wheat. 3. Leaves are reduced into spines in ................ plant. A. opuntia. B. cactus. C. calamagrostis. D. elodea. 4. There are air chambers in the leaves of ................ plant. A. opuntia. B. cactus. C. calamagrostis. D. elodea.

Question 2: What happens in each of the following cases: 1. Adaptation of living organisms do not take place in the environmental conditions. 2. Ending of camel’s legs with a pad. 3. Rising of camel’s body temperature to 40ºC. 4. Absence of air chambers from elodea stem.

Question 3: Give an example showing each of the following: 1. Camouflage in insects. 2. Hibernation in amphibians. 3. Aestivation in rodents.

First Term

Zamzam Presses

97

Science book prep 1 first term  

science

Science book prep 1 first term  

science

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