Desert and Desert-Scrub Biomes Answers

Which of the following deserts is characterized by moderately warm to cool temperatures?a.aridb.semi-aridc.coastald.cold

Organisms that live in desert and desert-scrub biomes have developed unique adaptations that aid in their survival. Coyotes are crepuscular desert mammals that grow to be approximately three feet tall and weigh between 20 and 50 pounds when full-grown. How does being crepuscular help enable the coyote to survive the heat of the desert? a. It is only active at dawn and dusk b. It is only active at noon c. It is only active at night d. It is only active in the morning Please select the best answer from the choices provided

During extreme dry periods tortoises will eliminate waste _______.a.as a watery urineb.as a white pastec.only at nightd.only in the morning

The Sahara desert is able to support large populations of grazing herbivores.

Camel humps are an adaptation for _______.a.storing waterb.regulating body heatc.carrying ridersd.all of the above

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

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

The defining characteristic of deserts is _______.a.low rainfallb.high temperaturesc.lizardsd.cacti

What are some adaptations of the kangaroo rat that allow it to survive in the desert biome?a.builds underground burrows, hunts at night, obtains water from its foodb.builds nests inside trunks of large plants, hunts during daylight hours, obtains water from its foodc.builds underground burrows, hunts at night, requires a water source for drinkingd.builds exposed nests under brush and scrub, hunts at night, obtains water from its food

Desert plants are often widely spaced due to competition for rainwater.