The sexually transmitted disease, that can affect both the male and the female genitals and may damage the eyes of babies born of infected mothers is:

PMC Sample 1
Biology
Reproduction
Elimination Tool:

Which of the following basic structural level of proteins is indicated by an association of two alpha and two beta chains in the haemoglobin molecule?

NUMS Mock 4
Biology
Biological Molecules

Which of the following is not an infection of the lungs/respiratory tract?

NUMS 2015
Biology
Gaseous Exchange
Elimination Tool:

Malonic acid is an example of:

Thick, waxy & leathery cuticle around leaves is present in which of the following?

PMC Sample 3
Biology
Kingdom Plantae
Elimination Tool:

Numerous opportunistic diseases might attack a person suffering from which of the following diseases?

NUMS 2020
Biology
Bio-diversity | Variety of Life
Elimination Tool:

Which valve action results from an increase in pressure in the ventricles of the heart?

NUMS Mock 3
Biology
Transport

Abscisic acid promotes flowering in short day plants and inhibits in long day plants, which of the following is antagonistic to abscisic acid in terms of flowering:

Resting membrane potential of neurons is _______, while during active membrane potential the inner membrane surface becomes more _____ than the outside.

NUMS 2019 Reconduct
Biology
Coordination and Control
Elimination Tool:

Flow of energy in an ecosystem is:

NUMS 2014
Biology
Man and His Environment
Elimination Tool:

Which of the following have both internal and external digestion?

NUMS 2016
Biology
Nutrition
Elimination Tool:

The number of stomata present per cm2 of leaf is:

PMC Sample 2
Biology
Gaseous Exchange
Elimination Tool:

Which statement correctly describes the transcription of DNA?

PMC 2020
Biology
Chromosomes and DNA
Elimination Tool:

Movement of the Hip joint is which type of synovial joints?

NUMS 2018
Biology
Support and Movement
Elimination Tool:

The cells which play a very important role in developing immunity are:

PMC 2020
Biology
Transport
Elimination Tool:

Which of the following enzymes is used to join DNA fragments?

NTS 2016 DUHS & JSMU
Biology
Chromosomes and DNA
Elimination Tool:

Crossing over takes place during _____ of meiosis.

UHS 2018
Biology
Cell Cycle
Elimination Tool:

Which hormone is chemically a steroid?

NUMS 2020
Biology
Coordination and Control
Elimination Tool:

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

NUMS Mock 4
Biology
Cell Structure and Function

The first cell of the sporophyte generation is

Which of the following cell organelles involved in the synthesis of cell wall and middle lamella?

PMC 2020
Biology
Cell Structure and Function
Elimination Tool:

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

An association between two organisms benefiting both is called

UHS 2010
Biology
Kingdom Fungi
Elimination Tool:

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

UHS 2018
Biology
Cell Cycle
Elimination Tool:

When a fetus is in the uterus, what carries oxygen away from the placenta?

NTS 2013
Biology
Growth and Development
Elimination Tool:

Within the chromosomes, each chromatid contains ______ DNA molecule:

NUMS 2020
Biology
Chromosomes and DNA
Elimination Tool:

Of the following which one is not an energy releasing process?

Which of the following photosystems is involved in cyclic photophosphorylation?

NUMS Mock 2
Biology
Bioenergetics

Biological sciences have a set methodology and it is based on

What is critical in photoperiodism?

Asexual offsprings can be produced by:

PMC 2021 Tested
Biology
Cell Cycle
Elimination Tool:

This theory says that “mitochondria and chloroplasts are, in effect, ancient bacteria which now live inside the larger cells”:

PMC 2020
Biology
Evolution
Elimination Tool:

Read the passage below to answer the question:

Hemophilia is a disorder in which blood fails to clot. Saad, a male hemophiliac, marries Sara, a normal woman and together they have four children, two boys (Ahmed and Ali) and two girls (Alia and Ayesha). None of the children display the symptoms of Hemophilia. Ahmed, Ali, Ayesha, and Ali all marry normal individuals and have children. None of Ahmeds or Ali’s children, male or female, display symptoms of hemophilia, but the sons of Alia and Ayesha display symptoms of hemophilia while the daughters of Alia and Ayesha do not.

If one of Ali’s daughters marries a normal man,what is the probability that one of their children will display symptoms of hemophilia:

NTS 2010
Biology
Variation and Genetics
Elimination Tool:

The term “Loss of appetite” refers to disease:

NUMS Mock 3
Biology
Nutrition

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

Synaptonemal complex helps in:

NUMS 2014
Biology
Cell Cycle
Elimination Tool:

Bac

During interphase of the cell cycle, which of the following stage is for duplication of DNA:

NUMS 2019 Reconduct
Biology
Cell Cycle
Elimination Tool:

Solanum tuberosum is a scientific name of:

What type of virus is the smallpox virus?

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

The size of poxvirus is:

Optimal temperature of enzymes present in human body is

Which is a feature of malignant tumor?

Below the point at which the cotyledons are attached, the embryo axis is called _______.

NUMS Mock 2
Biology
Kingdom Plantae

Mendel concluded that each organism has two hereditary factors for each trait, now called:

NTS 2015 SMBBMC
Biology
Variation and Genetics
Elimination Tool:

In the Hardy – Weinberg principle,p2 + 2pq + q2= ?

NTS 2016 SMBBMC
Biology
Evolution
Elimination Tool:

How does the second meiotic division differ from mitosis? In the second meiotic division:

NTS 2015 SMBBMC
Biology
Cell Cycle
Elimination Tool:

The phase of mitosis in which sister chromatids move towards opposite poles:

UHS 2019
Biology
Cell Cycle
Elimination Tool:

Eukaryotic, multicellular, and consumers belong to ______ kingdom.

NUMS Mock 3
Biology
Bio-diversity | Variety of Life

Which of the following bacteria are without a cell wall?

NUMS 2016
Biology
Kingdom Prokaryote
Elimination Tool:

Evolutionary relationships amongst species are reflected in their:

NUMS 2016
Biology
Evolution
Elimination Tool:

How many ml of blood is pumped by each contraction of the heart?

NUMS Mock 1
Biology
Transport

A plant has a growth pattern called

Which statement about enzyme is incorrect:

Interphase of meiosis lacks

In bryophytes fertilization takes place in

Which of the following concepts is attributed to Lamarck?

NUMS 2014
Biology
Evolution
Elimination Tool:

Which of the following is not the type of cells of gastric gland?

NUMS 2019 Cancelled
Biology
Nutrition
Elimination Tool:

A cross between F1 hybrids and either of parents is called:

NUMS 2014
Biology
Variation and Genetics
Elimination Tool:

HIV is a:

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

Haemoglobin carries more oxygen than plasma by:

NTS 2011
Biology
Gaseous Exchange
Elimination Tool:

The social organization of howling monkeys was studied by:

NUMS 2014
Biology
Bio-diversity | Variety of Life
Elimination Tool:

What is the role of cholesterol in the cell membrane?

NUMS 2020
Biology
Cell Structure and Function
Elimination Tool:

In sexual reproduction, plants have diplohaplontic life cycle with alternating

Thick, waxy & leathery cuticle around leaves is present in

The system responsible for fighting the pathogens is:

NUMS Mock 4
Biology
Transport

Semilunar valves are not present:

NUMS 2015
Biology
Transport
Elimination Tool:

Ribosomes are composed of almost an equal amount of:

NUMS 2018
Biology
Biological Molecules
Elimination Tool:

Developing seeds are rich source of

If another molecule, having a shape very similar to the enzymes substrate, binds to its active site, it would then ____ the enzyme’s function:

NUMS 2020
Biology
Enzymes
Elimination Tool:

The point at which there is no net exchange of gases between leaves and atmosphere is known as

Function of intercalary meristems is

The cell membrane of a bacterial cell often invaginates to produce membranous structures referred to as:

NUMS 2017
Biology
Kingdom Prokaryote
Elimination Tool:

Mutations can occur in:

NUMS 2016
Biology
Chromosomes and DNA
Elimination Tool:

Urine formation is the result of:

NTS 2015 SMBBMC
Biology
Homeostasis
Elimination Tool:

Which trait is not sex-linked recessive:

NUMS Mock 2
Biology
Variation and Genetics

The only aquatic arthropods:

PMC Sample 1
Biology
Kingdom Animalia
Elimination Tool:

The mechanism of regulation, generally between organism and its environment, of solutes and the gain and the loss of water is called

The autonomic nervous system controls all of the following activities except:

NUMS Mock 1
Biology
Coordination and Control

Icosahedral viruses have how many faces?

NUMS Mock 4
Biology
Variety of Life

The disease caused by nutritional deficiency is:

NTS 2018
Biology
Biological Molecules
Elimination Tool:

Greenhouse gases are those that:

NUMS 2015
Biology
Man and His Environment
Elimination Tool:

Most critical phase of mitosis is

A bacterial cell envelope of mollicutes does not include?

PMC Sample 1
Biology
Kingdom Prokaryote
Elimination Tool:

In semi-conservative replication, which of the following is true regarding the separation of two strands?

NUMS Mock 2
Biology
Chromosomes and DNA

In the male reproductive tract, sperm cells follow a specific path. Which of the following do sperm cells enter after traveling through the epididymis?

PMC Sample 2
Biology
Reproduction
Elimination Tool:

How does chemosynthesis differ from photosynthesis?

NUMS 2020
Biology
Bioenergetics
Elimination Tool:

Many substances which are urgently required by the cell while cell absorbs them against the concentration gradient by utilizing energy in the form of:

NUMS 2019 Reconduct
Biology
Bioenergetics
Elimination Tool:

According to the Hardy-Weinberg theorem, what will be the frequency of heterozygote when ‘p’ is 0.2?

NUMS 2019 Reconduct
Biology
Evolution
Elimination Tool:

In cystic fibrosis, liposomes-microscopic vesicles are sued which are coated with:

UHS 2015
Biology
Growth and Development
Elimination Tool:

Which of the following fungi is utilized in the baking industry?

NTS 2011
Biology
Kingdom Fungi
Elimination Tool:

During gel electrophoresis, the gel used is:

NUMS 2020
Biology
Biotechnology
Elimination Tool: