Zoology Scope and Origin of Life MCQs Test 05 Preparation Online

1. Which of the following planets has conditions essential for life?

A. Venus

B. Japiter

C. Mars

D. Mercury

2. Prokaryotic Genetic System contains?

A. Neither DNA nor histones

B. DNA or histones

C. DNA and histones

D. Only DNA and no histones

3. A Virion is?

A. Inactive particle - like form of virus

B. Outer covering of the virus

C. DNA complex of the virus

D. None of these

4. Genetic system in prokaryotes and eukaryotes?

A. Differ in the fact that prokaryotes system lack histones

B. Dissimilar but enclosed in nuclei

C. Are similar and enclosed in the nuclei

D. Differ in several respects

5. A Cell devoid of nuclear membrane and mitochondria will belong to?

A. Protozoans

B. Bacteria

C. None of these

D. Sponges

6. Which of the following statement is true for viruses?

A. They always have RNA

B. They are only bacteriophage

C. They multiply in host cells

D. They always have DNA

7. Viruses are?

A. Unicellular

B. Bicellular

C. None of these

D. Multicellular

8. Virion of a virus consists of?

A. Caspid and RNA

B. Caspid and both nucleic acids

C. None of these

D. Caspid and DNA

9. Chemosynthetic bacteria are able to?

A. Utilize radiant energy for preparation of food

B. Synthesize all their food

C. Perform both these functions

D. Perform none of these functions

10. Miller synthesized?

A. Carbohydrates

B. Aminoacid

C. Vitamins

D. Proteins

Zoology Scope and Origin of Life MCQs Test 05 Preparation Online

Leave a Reply Cancel reply