ExamAdept

Oxyreductases, transferases, hydrolases, lyases, isomerases and ligases are all classes of

A:

hormones

B:

enzymes

C:

proteins

D:

vitamins

Answer: B

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Plants that grow under average temperature and moisture are called

A:

halophytes

B:

hydrophytes

C:

mesophytes

D:

xerophytes

Answer: C

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One day you wake with a sore throat and a runny nose. Your doctor takes a swab from your throat, sends it to a lab, and telephones you the next day to say that antibiotic will not help you get better. Which of the following is the most likely reason for the doctor's statement?

A:

Having waited a day, it is too late to take an antibiotic

B:

You need an antiseptic, not an antibiotic

C:

You need to be vaccinated instead of taking an antibiotic

D:

You are infected by a virus

Answer: D

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Nymph is the name of young one of

A:

butterfly

B:

beetle

C:

housefly

D:

cockroach

Answer: D

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Oxygen in our blood is transported by a protein named

A:

haemoglobin

B:

keratin

C:

collagen

D:

myoglobin

Answer: A

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Questions for: Biology