Science Practice Test with Rationalization 10

Which of the following is not considered as useful function of bacteria?

What stage in chicken pox is considered very contagious?

Some genetic orders are caused by the damage to DNA which cannot be repaired. This shows __________.

What term is used to describe an organism which depends its subsistence on others?

Of the following organisms listed below, which one will likely survive in the tindra biome?

What term is given to the state of inactivity of an organism such as a frog when passing winter or cold season?

A duckbilled platypus shows the characteristic of a mammal and not a bird because _________.

Organisms, like ants, behave under specific conditions such as storing food during summer, defending themselves by stinging enemies or even invading other ant colonies. The term used to describe the behaviour of the organism is called __________.

Which is true about dominant genes?

Hemophilia is a common sex-linked disorder that is X-linked recessive trait. If a man is hemophiliac, this means that __________.