A. 5
B. 10
C. 20
D. 25
Related Mcqs:
- Which organelles contain its own DNA?
A. nucleus
B. mitochondria
C. chloroplast
D. All of theseSubmitted by: Kiran Zafar
- Which of the following cell organelles does not contain DNA?
A. Nucleus
B. Lysosomes
C. Chloroplast
D. None of theseSubmitted by: Nayab Idrees
- The main nitrogenous waste formed in the body of earthworm is/are___________?
A. Ammonia
B. Urea
C. Uric acid
D. Trimethylamine oxide - Aquatic animals excrete nitrogenous waste commonly in the form of_____________?
A. Ammonia
B. Urea
C. Uric acid
D. Trimethylamine oxide - Which of the following animal excrete nitrogenous waste mainly as uric acid?
A. Hydra
B. Planaria.
C. Humans
D. Birds. - The elimination of toxic nitrogenous waste and excess water in man is by______?
A. Excretion
B. Circulation
C. Reproduction
D. PollutionSubmitted by: Yousuf Sanjrani
- Bacteria protect themselves from viruses by fragmenting viral DNA with ____________?
A. Ligase
B. Endonuclease
C. Exonuclease
D. GyraseSubmitted by: Maria Aziz
- Genes will not be found in gene pairs in the_____________?
A. Muscle cell of worm
B. Uterine cells of dog
C. Sperm cells of frog
D. Guard cells of leaf - Number of pairs of cranial nerves is__________?
A. 10
B. 11
C. 12
D. 13 - Which of the following pairs of fins in a fish body are paired?
A. Dorsal and ventral.
B. Pectoral and Pelvic.
C. Tail and anal
D. All of these
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