List of practice Questions

Which one of the following statements is not true regarding gel electrophoresis technique?


Which part of the fruit, labelled in the given figure makes it a false fruit?
Exoskeleton of arthropods is composed of:
Which one of the following plants shows vexillary aestivation and diadelphous stamens?
Which one of the following will accelerate phosphorus cycle?
Which of the following is a correct statement?
Given below are two statements:
Statement I: Decomposition is a process in which the detritus is degraded into simpler substances by microbes.
Statement II: Decomposition is faster if the detritus is rich in lignin and chitin.
In the light of the above statements, choose the correct answer from the options given below
A dehydration reaction links two glucose molecules to produce maltose. If the formula for glucose is \(\text{C}_6\text{H}_{12}\text{O}_6\) then what is the formula for maltose?
Which of the following is not a method of ex situ conservation?
Which of the following functions is not performed by secretions from salivary glands?
Given below are two statements:
Statement I: In a scrubber, exhaust from the thermal plant is passed through the electric wires to charge the dust particles.
Statement II: Particular matter (PM 2.5) can not be removed by scrubber but can be removed by an electrostatic precipitator.
In the light of the above statements, choose the most appropriate answer from the options given below: 
Given below are two statements:
Statement I: Fatty acids and glycerols cannot be absorbed into blood.
Statement II: Specialized lymphatic capillaries called lacteals carry chylomicrons into lymphatic vessels and ultimately into the blood.
In the light of the above statements, choose the most appropriate answer from the options given below:
Which of the following is not observed during an apoplastic pathway?
The device which can remove particulate matter present in the exhaust from a thermal power plant is:
Nitrogenous waste is excreted in the form of pellet or paste by:
Which one of the following statements is correct?
Which of the following statements is not true?
Given below are two statements:
Statement I: Autoimmune disorder is a condition where the body defense mechanism recognizes its own cells as foreign bodies.
Statement II: Rheumatoid arthritis is a condition where the body does not attack self cells.
In the light of the above statements, choose the most appropriate answer from the options given below:
Hydrocolloid carrageen is obtained from

The anatomy of springwood shows some peculiar features. Identify the correct set of statements about springwood.

  1. It is also called early wood.
  2. In the spring season cambium produces xylem elements with narrow vessels.
  3. It is lighter in colour.
  4. The springwood along with autumnwood shows alternate concentric rings forming annual rings.
  5. It has lower density

Choose the correct answer from the options given below:

The recombination frequency between the genes a & c is 5%, b & c is 15%, b & d is 9%, a & b is 20%, c & d is 24% and a & d is 29%. What will be the sequence of these genes on a linear chromosome?
The process of translation of mRNA to proteins begins as soon as:
Given below are two statements:
Statement I: The primary CO2 acceptor in C4 plants is phosphoenolpyruvate and is found in the mesophyll cells.
Statement II: Mesophyll cells of C4 plants lack \(RuBisCO\) enzyme.
In the light of the above statements, choose the correct answer from the options given below:
Addition of more solutes in a given solution will:
Tegmina in cockroach arises from