Determining Population Size Answers

Organisms that live in desert and desert-scrub biomes have developed unique adaptations that aid in their survival. The Sahara Desert takes up ten percent of the continent of Africa, and is the largest desert in the world. The species that live in the Sahara are highly adapted to survive in the extreme conditions they live in. What morphological and physiological adaptations might be seen in the organisms that live in the Sahara Desert? a. water absorbing skin, large eyes for hunting at night, webbed feet b. light colored fur or feathers for camouflage, dense layer of fat and fur for warmth, hibernation during cold months c. small bodies and long limbs in warm-blooded organisms, light colored fur or feathers to reflect sunlight, lack of sweat glands in many organisms, hibernation during hot months d. dark colored fur or feathers for heat absorption, large bodies and short limbs, consumption of primarily scrub and short grasses Please select the best answer from the choices provided

Organisms that live in the tundra biome have developed unique adaptations that aid in their survival. Which of the following adaptations is not seen in the tundra bumblebee? a. Its body is covered in dense hairs that help it conserve heat. b. It is active only under warm conditions. c. It can “shiver” to generate heat. d. It is able to keep its body temperature approximately 75ºF above ambient temperature. Please select the best answer from the choices provided

Which factor is not used to define biomes?a.plant structuresb.leaf typec.historical similaritiesd.climate

Desert and desert-scrub biomes are characterized by specific types of plant and animal life. Creosote bushes are found throughout areas such as the Mojave Desert. They are used by roadrunners for nesting, and also provide a home for desert tortoises. Photo by Samulili What type of plant is the creosote bush? a. coniferous tree b. lichen c. shrub d. flowering weed Please select the best answer from the choices provided

Which is not a characteristic of the zones of a deciduous forest? a. herb zone - short plants b. tree stratum zone - trees between 60-100 feet tall c. small tree and sapling zone - young and short trees d. ground zone - decomposing leaves and organic matter Please select the best answer from the choices provided