Pick the correct option about Drosophila.

NUMS 2015
Biology
Variation and Genetics
Elimination Tool:

Most of the marine invertebrates are

An Rh negative woman is married to an Rh positive man whose father was also Rh negative. What are the chances that their child will be affected?

NTS 2016 SMBBMC
Biology
Variation and Genetics
Elimination Tool:

The chemical nature of an antibody is:

NUMS 2016
Biology
Transport
Elimination Tool:

Lungs are spongy due to the presence of million of

The process of recombination in prokaryotes takes place in which of the following ways?

PMC Sample 2
Biology
Kingdom Prokaryote
Elimination Tool:

The idea that opposed the idea of abiogenesis was proposed by?

NUMS Mock 4
Biology
Cell Structure and Function

A pea plant with yellow seed was crossed to a plant having green seeds. What will happen in F1; if plants are true breeding

Photosynthesis is process in which ________ compounds of carbon (CO2) and hydrogen (H2O) are reduced to carbohydrate like (glucose) using light energy.

Oxygen contents per liter of air is

The condition due to loss of appetite for food is termed as:

NTS 2016 DUHS & JSMU
Biology
Growth and Development
Elimination Tool:

Translocation of organic solutes in plants takes place through:

NUMS 2020
Biology
Nutrition
Elimination Tool:

Phenylmethyl ketone can be converted into ethyl benzene in one step by using:

NUMS Mock 4
Chemistry
Aldehydes and Ketones

Brown algae are also known as

A trait whose alleles are present in both males and females but prominent more in one sex than other is a:

NUMS 2016
Biology
Variation and Genetics
Elimination Tool:

The excretion of hypertonic urine in humans is associated best with the:

NUMS Mock 1
Biology
Homeostasis

Histones have abundance of amino acids

An association in which fungal hyphae penetrate the outer cells of the plant root forming coils swellings and minute branches and also extend out into surrounding soil is called:

Which of the following is NOT a viral disease?

NTS 2018
Biology
Bio-diversity | Variety of Life
Elimination Tool:

Change in frequency of alleles that occurs by chance Is called as:

UHS 2019
Biology
Evolution
Elimination Tool:

Which of the light is mainly absorbed by the plants:

Purple non-sulphur bacteria is an example of which of the following?

PMC Practice 2
Biology
Kingdom Prokaryote
Elimination Tool:

First step of viral replication is:

NUMS 2017
Biology
Bio-diversity | Variety of Life
Elimination Tool:

In mosquitoes, the plasmodium is found in?

NTS 2015 SMBBMC
Biology
Kingdom Animalia
Elimination Tool:

Such inflorescence in which the main axis is elongated and bears sessile flowers is called:

NUMS 2015
Biology
Kingdom Plantae
Elimination Tool:

Neurons are cells adapted for the rapid transmission of electrical impulses. To do this, they have long thin processes called:

PMC 2020
Biology
Coordination and Control
Elimination Tool:

Coelom is lined by

An anticodon is the sequence of the nitrogenous bases on the:

NTS 2014
Biology
Chromosomes and DNA
Elimination Tool:

Which statement is correct?

The oxidation of PGAL during glycolysis yields ____ molecules.

NUMS 2019 Reconduct
Biology
Bioenergetics
Elimination Tool:

As an essential element in living organisms, _______ ion is playing an important role in insulin secretion, the release of neurotransmitters, muscle contraction, and heartbeat regulation.

NUMS Mock 2
Biology
Coordination and Control

When both the alleles of a gene pair are same, the organism is said to be:

NUMS Mock 3
Biology
Variation and Genetics

Menstrual cycle can be divided into:

NUMS 2015
Biology
Reproduction
Elimination Tool:

In Pakistan, the furniture wood is mainly obtained from the members of family:

UHS 2010
Biology
Kingdom Plantae
Elimination Tool:

Which of the following is not secreted by thyroid gland?

NTS 2015 SMBBMC
Biology
Coordination and Control
Elimination Tool:

In semi-conservative replication

Parasitic fungi absorbs nutrients directly from the living host with the help of special hyphae tips called _______.

NTS 2012
Biology
Kingdom Fungi
Elimination Tool:

The ecological role of fungi as decomposers is paralleled only by

UHS 2010
Biology
Kingdom Fungi
Elimination Tool:

Which of the following are found in both arteries and capillaries?

NTS 2015 SMBBMC
Biology
Transport
Elimination Tool:

Mating with non-relatives is known as?

PMC Sample 2
Biology
Evolution
Elimination Tool:

Parabronchi are open at ______ end/s

Which one of the following is made up of radioactively labelled nucleotides?

UHS 2015
Biology
Biotechnology
Elimination Tool:

In humans, the temperature regulation control center is located in:

PMC 2020
Biology
Homeostasis
Elimination Tool:

Which characteristic led to the evolution of seed?

NUMS 2020
Biology
Kingdom Plantae
Elimination Tool:

Which of the following has the ability to develop ester linkage with the OH group of Pentose sugar?

NUMS 2015
Biology
Biological Molecules
Elimination Tool:

Who discovered the bacteria causing tuberculosis and also developed various techniques of media preparation and maintenance of pure culture?

In which stage of meiotic division centromere divides?

NUMS 2017
Biology
Cell Cycle
Elimination Tool:

Exoskeleton of a marine snail is composed of

Haemoglobin exhibits a:

NUMS 2016
Biology
Biological Molecules
Elimination Tool:

Hinge joint occurs in:

NTS 2015 SMBBMC
Biology
Support and Movement
Elimination Tool:

A special area of centromere with specific base arrangement and specific proteins where spindle fibers are attached is called

Lamarck is best known for his theory of:

NUMS 2016
Biology
Evolution
Elimination Tool:

The function of respiratory passage, Cilia is to keep the airways clear of:

NTS 2019
Biology
Gaseous Exchange
Elimination Tool:

Which of the following X – linked recessive trait that is more common in human males than in human females?

NUMS 2019 Cancelled
Biology
Variation and Genetics
Elimination Tool:

Deficiency of K+ causes:

In some cases, the blastomere can produce complete embryo so, the cleavage will be:

PMC Practice 1
Biology
Growth and Development
Elimination Tool:

During which stage of meiosis do centromeres divide?

NTS 2016 DUHS & JSMU
Biology
Cell Cycle
Elimination Tool:

Regarding structure of the human heart, Chordae Tendinae are present in:

PMC 2020
Biology
Transport
Elimination Tool:

Haemophilia occurs because of:

PMC 2020
Biology
Variation and Genetics
Elimination Tool:

Disease in living organisms caused by parasites is called

If more substrate to already occurring enzymatic reaction is added more enzyme activity is seen because:

The nerve center for sight is located in the

NUMS 2014
Biology
Coordination and Control
Elimination Tool:

HIV is a:

NUMS Mock 3
Biology
Bio-diversity | Variety of Life

______ alleles both have an effect on the phenotype of a heterozygous organism:

PMC 2020
Biology
Variation and Genetics
Elimination Tool:

Which of the protozoa has a striking resemblance to collar cells in sponges?

Coelom that develops from the archenteron as outpouching is

Certain types of whales are also ______ feeder.

The disease in which patients passed urine that rapidly turned black on exposure to air is called:

NTS 2011
Biology
Homeostasis
Elimination Tool:

Ammonia is chief excretory product in:

NUMS 2014
Biology
Homeostasis
Elimination Tool:

Lysosomes function in:

NTS 2011
Biology
Cell Structure and Function
Elimination Tool:

Chance of a cross over between two loci is directly proportional to their

UHS 2018
Biology
Cell Cycle
Elimination Tool:

The excretion of hypertonic urine in humans is associated best with the:

PMC 2020
Biology
Homeostasis
Elimination Tool:

The smaller (40S) of ribosome combines with larger subunit (60S) in the presence of Mg2+ ion to form _____ particle.

NUMS Mock 3
Biology
Cell Structure and Function

Choose the correct combination:

NUMS 2019 Cancelled
Biology
Evolution
Elimination Tool:

Enzymes work by lowering the ______ of the reactions they catalyse:

NUMS Mock 4
Biology
Enzymes

Which of the following statements about the systemic effect of bacterial cells is true?

PMC Practice 3
Biology
Kingdom Prokaryote
Elimination Tool:

Which of the following condition is hybrid A. TT B. Tt C. tt D. All of these

Which process takes place during the movement of glucose from the body fluid to the blood?

NUMS 2016
Biology
Nutrition
Elimination Tool:

Pharynx leads air into _____ through glottis.

NTS 2012
Biology
Gaseous Exchange
Elimination Tool:

Four events in the transmission of nerve impulses across synapses are:

I. depolarisation of the presynaptic membrane

II. propagation of postsynaptic action potential

III. reabsorption of the transmitter substance

IV. release of transmitter substance into the synaptic cleft

In which sequence do these events occur?

FIRST -> LAST

NUMS Mock 3
Biology
Coordination and Control

Which of the following is the best desciption of bacteriophage?

PMC Practice 32
Biology
Kingdom Protista
Elimination Tool:

The number of base pairs in a complete helical turn is/are:

NUMS 2020
Biology
Chromosomes and DNA
Elimination Tool:

Meiosis occurs at the time of

Which of the following are animals with pointed ends and a tube like digestive tract?

NTS 2016 DUHS & JSMU
Biology
Nutrition
Elimination Tool:

A sponge of Antarctica which is more than a meter tall is known as?

PMC Sample 3
Biology
Kingdom Plantae
Elimination Tool:

The cells that play a vital role in the differentiation of various body parts are called:

NUMS 2014
Biology
Growth and Development
Elimination Tool:

Pancreas produces secretory granules that help in digestion. These granules after passing through endoplasmic reticulum are pinched off from ______ surface of Golgi apparatus:

Secondary cell wall of sclerenchyma cells is impregnated with

What type of virus is the smallpox virus?

PMC Sample 1
Biology
Bio-diversity | Variety of Life
Elimination Tool:

The type of plastids found in roots of plants are _____.

NUMS Mock 4
Biology
Cell Structure and Function

In which type of cells, cell wall is not present?

PMC 2020
Biology
Cell Structure and Function
Elimination Tool:

In which of the following growth phases, the number of bacteria increases the most rapidly?

NTS 2018
Biology
Kingdom Protista
Elimination Tool:

The causing agent of the tuberculosis that grows very well in poor living conditions and malnutrition is:

NUMS 2019 Cancelled
Biology
Kingdom Prokaryote
Elimination Tool:

Study of environmental relations is called:

NUMS 2018
Biology
Man and His Environment
Elimination Tool:

The Porifera are pore – bearing animals, commonly called:

NUMS 2018
Biology
Kingdom Animalia
Elimination Tool: