Tropical Deserts Flashcards

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1
Q

What are the latitudinal co-ordinates of Tropical Deserts?

A

The latitudinal co-ordinate range is about 15 degrees North to 30 Degrees South.

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2
Q

What is the humidity of Tropical Deserts

A

The humidity is very low

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3
Q

What is the average annual rainfall in Tropical Deserts

A

The range is about 0 - 250 mm which is very low compared to some other biomes

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4
Q

What is the average temperature of Tropical Deserts

A

The range of the temperatures is pretty big while the morning can get up to 40 degrees celcius but the nights can drop below 0 degrees

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5
Q

What are 5 animal adaptations of the Tropical Deserts

A

No sweat glands, Smaller size, Fat storage, Large hind legs and Big ears.

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6
Q

Why is having no sweat glands a good animal adaptation in Tropical Deserts.

A

I helps keeping as much water as you can because the desert doesn’t have much water

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7
Q

Why is a smaller size a good animal adaptation in tropical deserts.

A

I makes it so were you don’t have to eat or drink that much, and you can hide in small spaces away from the sun and large predators

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8
Q

Why is fat storage a good animal adaptation in tropical deserts?

A

Fat makes it so where you have lots of heat, and because it is so hot in the desert you don’t want any extra heat. So some animals place their fat in a specific place instead of their whole body so they only feel super hot in one place.

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9
Q

Why are large hind legs a good animal adaptation in Tropical Deserts?

A

They help prey and predator alike run away or catch something. The large hind legs allow animals to jump much higher than normal.

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10
Q

Why are big ears a good animal adaptation in Tropical deserts?

A

Big ears means hearing better and releasing much more heat so the animals don’t burn up.

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11
Q

True or False. All of the following are adaptations of the cactus plant.

  1. thick, waxy skin to reduce loss of water and to reflect heat
  2. large, fleshy stems to store water
  3. thorns and thin, spiky spines or glossy leaves to reduce water loss
A

True

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11
Q

True or False. All of the following are adaptations of the cactus plant.

  1. thick, waxy skin to reduce loss of water and to reflect heat
  2. large, fleshy stems to store water
  3. thorns and thin, spiky spines or glossy leaves to reduce water loss
A

True

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12
Q

The hump on the stores water for the camels journey.

A

No, it doesn’t store water, it stores fat

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13
Q

True or false. Camels have small surface area to volume ratio - to maximise heat loss

A

False

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14
Q

An extremely dry area with little water and few plants

A

A desert

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15
Q

Baobab tree thrives in the arid tropical deserts of Africa because;

A

it stores water in it’s thick trunks

16
Q

Where there is water and therefore plants and trees found in a desert.

A

Oasis

17
Q

Atacama, Namib, Congo and Sahara
All of the following are examples of Tropical Desert except;

A

Congo

18
Q

Choose the correct option. In the tropical deserts, one may find some plants which have developed ___________.

Adaptations to deal with rapid decomposition; leaves with drip tips; buttress roots to support their height; small leaves to reduce water loss

A

Small leaves to reduce water loss

19
Q

True or false. Camels have large, flat feet - to spread their weight on the sand.

A

True

20
Q

What is the name of the largest desert?

A

Sahara

21
Q

What are 5 plant adaptations in tropical deserts?

A

Waxy skin, deep roots, drought resistance, poisonous parts and spines

22
Q

Why is Waxy skin a good plant adaptation in Tropical Deserts?

A

If you have waxy skin you won’t transpire as much, this is good because in the desert you need to save as much water as possible

23
Q

Why are deep roots a good plant adaptation in Tropical Deserts?

A

If the roots are deep then the plants will be able to pick up ground water found deep in the ground

24
Q

Why is drought resistance a good plant adaptation in Tropical Deserts

A

Because there is not much water or rainfall, the plants have adapted to not use much water and to store most of the water they get

25
Q

Why are poisonous parts a good plant adaptation in Tropical Deserts.

A

If you are a poisonous plant then lots of animals will realize this and try not to eat you

26
Q

Why are spines a good plant adaptation in the Tropical Desert.

A

Because if animals that want to eat you see that you have spines then they won’t attack you.