Question # 1

During exercise or other hard physical works the breathing rate may increase up to.

30-40 times per minute

50-60 times per minute

60-70 times per minute

70-80 times per minute

Flowers of wind pollination produce.

Petals

Nectar

No nectar

Do not reproduce

Genes consist of:

DNA

RNA

mRNA

Protein

Seed is formed form:

ovary

ovule

radicle

plumule

After fertilization on plants, the fruit develops from:

Ovule wall

Ovary wall

Petals

Anther

Human skeleton contain number of bones:

106

206

306

406

Biology Life Science Test Easy Mode MCQs With Answers