Cactuses by Mladen Jankovic

Click on the correct answer


1	What do all cactuses have ?
		Leaves.
		Flowers.
		Eyes.



2	How many kinds of cactuses are there ?
		2,000
		10,000
		40,000



3	What height can a giant saguaro reach ?
		16 m
		15 m
		10 m



4	Which birds build their nest in the prickly cholla cactus ?
		Cactus parrots.
		Cactus eagles.
		Cactus wrens.



5	Where do Christmas cactuses grow ?
		In tropical forests.
		In deserts.
		In savannas.



6	Why are cactus spines sharp ?
		To keep birds away.
		To keep insects away.
		To keep hungry animals away.



7	What grows from the cactus flowers ?
		Round, fleshy fruits.
		Spines.
		Bulbs.



8	Which cactus has an edible stem ?
		Christmas cactus.
		Mexican negomesia cactus.
		Prickly pear cactus.



9	Where does a cactus store water ?
		In its spines.
		In its fleshy stem.
		In its roots.



10	What do cactus roots do when it rains ?
		Soak up water.
		Decay.
		Keep out water.