wayground logo

Free Printable Worksheets

NEW

Font size

S
M
L
XL
Worksheets

1.Heredity and evolution .10thScience and Technology part 2

Total questions: 10

Worksheet time: 2mins

Name
Class
Date
1.

Protein synthesized by DNA through RNA is called as.....

a)

Internal dogma

b)

Transition

c)

Central dogma

d)

Transcription

2.

The code for each amino acids consisting of three nucleotides is called as....

a)

Duplicate codon

b)

Singlet codon

c)

Triplet codon

d)

None of the above

3.

Who discovered the triplet codon for 20 amino acids.

a)

Dr.Har Govind Khorana.

b)

Albert Einstein

c)

Charles Darwin

d)

Marie Curie

4.

Identify the part labelled as 'x'

a)

Large intestine

b)

Small intestine

c)

Appendix

d)

Cecum

5.

Odd one out.

mRNA,rRNA, qRNA,tRNA,

a)

mRNA

b)

qRNA

c)

rRNA

d)

tRNA

6.

Which of the following nitrogenous base is not present in DNA?

a)

Thymine

b)

Uracil

c)

Adenine

d)

Guanine

7.

Odd one out

Coccyx ,intestine ,wisdom teeth , appendix.

a)

Coccyx

b)

Wisdom teeth

c)

Intestine

d)

Appendix

8.

Say true or false.

Appendix is a fully functional organ in ruminants.

a)

True

b)

False

9.

Identify the molecule labelled as X in the given diagram.

a)

mRNA

b)

rRNA

c)

tRNA

10.

Which of the following is/ are unicellular organism (s)?

a)

Amoeba

b)

Chlorella

c)

Paramecium

d)

All of the above