13.Cloning is said to be unethical if done with multicellular organisms

like animals or humans. However, it is used in plants. What is the

example of cloning in plants?

a. Agriculture

b. Cutting

c. Horticulture

d. Teraculture

14.Which of the following is NOT correct cloning?

a. It is about creating of copies of DNA fragments.

b. It is too unethical that can’t be applied in any organisms.

c. It is the copying of genes to create an exact same organism.

d. Creating a new multicellular organism, identical to another.

15.It is the process of transferring a tissue fragment to artificial

environment to further study the cell.

a. Tissue culture

b. Tissue sectioning

c. Tissue sterilization

d. Tissue fragmentation

16.This is the exchange of genetic material between non-sister chromatids

of homologous chromosomes during meiosis.

a. Chiasmatic

B. Cytokinesis

C. Crossing Over

D. Exchange over

17.This is the process by which pieces of DNA are broken and recombined

to produce new combinations of alleles.

a. Combination

B. Combo Making

C. Recombination

D. Recombined

18.

Under oogenesis, which of the following cells is arrested at

prophase I?

a. Ovum

b. Oogonium

c. Primary oocyte

d. Secondary oocyte

19.Which of the following is NOT true about spermatogenesis? A. It is a

continuous process.

B. It produces non-motile gametes

C. All stages happened and completed in testes

D. There is equal cytokinesis producing 4 sperms.

20.

How meiosis helps in repairing defective chromosomes?

a. Meiosis can change the entire chromosome to a new one from a

healthier parent.

b. Meiosis can alter the chromosomes through separation of sister

chromatids
c. Meiosis can change the chromosome to a healthy one through

recombination.

d. Meiosis cannot help in repairing damage chromosomes since

repairs happen in checkpoints. ​