1. Man share 99% of the genetic traits with ........... .

cows

Chimpanzees

rabbits

cats

2. Nightmares are more likely to be seen in a dream when sleeping in .............. .

hot place

cool place

rainy place

freezing place

3. The human heart is shaped like a ............. .

strawberry

banana

pear

orange

4. heart beats at .............. times per minute.

50

60

70

30

5. Sneezing may cause a blood vessel to explode in the ............... .

neck or head

hand or leg

mouth or heart

hair or ears

6. Some scientists have researched the average of normal human eating is ............. tons of bread.

50

30

20

40