NDA Biology 2018/2019 Past Questions

The axial skeleton comprises of __.

When a cell is placed in solution and the size of the cell increases, the concentration of solution is said to be __

The process of shedding the exo-skeleton of an arthropod is known as __.

Coordination and regulation of body activities in mammals are achieved by the __.

The male reproductive organ of a flower is the ___.

Which of these is not a class of vertebrate?

Which of the following is NOT a characteristic feature of a wind-dispersed fruit?

A constituent of exhaust gases of motor vehicles which causes serious air pollution is __.

The aspect of photosynthesis that does not require light is known as ___.

The supporting tissues of xylem is most poorly developed in __.

A non-parasitic plant that grows attached to another plant is known as ___.

The process involved in the formation of urine are as follows except ___.

The four elements that form 99% of the protoplasm are __.

The animals that move by means of flagella include:

One of the following is not a feature of a monocotyledon plant.

The pH value of human blood is __.

In sexual reproduction, male and female gametes fused in the process known as __.

The study of the microscopic appearance of tissue is known as __.

In a field experiment, the frequency of waterleaf was observed to be 48 after 20 tosses of a 2m² quadrant. What is the density of the plant?

The most common means of transmitting the Acquired Immune Deficiency Syndrome (AIDS) is __.

Darwin is considered the first scientist who correctly explained the theory of __

To control transpiration, a plant may not __.

Flame cells are found in __.

Both aerobic phases of respiration have a common pathway called __.

What activity in meiosis actually initiates the production of Haploid cell?

One of the following cannot be described as parenting organ.

In which of the following food substance are carbon, oxygen, hydrogen and nitrogen present?

In bryophytes, sex organs are produced in the __.

Which of these diseases cannot be controlled by killing the vectors?

One of the following statements is not true of the viruses.

Which of the following organs produces bile?

In anaerobic respiration, glucose is converted to one of the following ___.

What of the following animal is cold-blooded?

Which of the following does not cause cancer?

In a diploid somatic cell that has not undergone DNA, replication the copies of each chromosome are __.

Which of the following is not true of cross over?

Synthesis of RNA by DNA is called __.

Part of a DNA sequence that codes for the amino acid in a protein is called ___.

The movement of spermatozoa towards chemical substances secreted by the egg is __.

Another name for the resting stage of cell division is __.