CSS Everyday Science Mock Test 16

Grasshopper is an example of which type of sex determination?

1 Mark(s)

Your Answer:

XO type XO type
XY type XY type
ZW type ZW type
Haplo-diploid Haplo-diploid

Which of the following fertilization stimulate the phenomena of Xenia and Metaxenia___________?

1 Mark(s)

Your Answer:

Single fertilization Single fertilization
Double fertilization Double fertilization
Tetra fertilization Tetra fertilization
Oospore Oospore

Mendel's work was rediscovered by:

1 Mark(s)

Your Answer:

Morgan Morgan
Bateson Bateson
de Vries, Correns, Tschermak de Vries, Correns, Tschermak
Punnett Punnett

Kolbe's electrolysis of sodium acetate gives:

1 Mark(s)

Your Answer:

Methane Methane
Ethane Ethane
Propane Propane
Butane Butane

Neogene from era 23.03 million years ago to__________?

1 Mark(s)

Your Answer:

2.6 million years ago 2.6 million years ago
2.5 million years ago 2.5 million years ago
3 million years ago 3 million years ago
4 million years ago 4 million years ago

Rabies is caused by: _____________?

1 Mark(s)

Your Answer:

Paramyxovirus Paramyxovirus
Rhinovirus Rhinovirus
Arbovirus Arbovirus
Rhabdovirus Rhabdovirus

Pakistan developed the National conservation strategy in:

1 Mark(s)

Your Answer:

1990 1990
1991 1991
1993 1993
1992 1992

The spreading of fragrance or scent in air is due to_______________?

1 Mark(s)

Your Answer:

Diffusion Diffusion
Effusion Effusion
Attraction with air Attraction with air
Low dsensity Low dsensity

Which term is not used for ionic compounds?

1 Mark(s)

Your Answer:

Formula unit Formula unit
Empirical formula Empirical formula
Molecular formula Molecular formula
Formula mass Formula mass

The mass of P4O10 that will be obtained from the reaction of 1.33 gram of P4 and 5.07 of oxygen is___________?

1 Mark(s)

Your Answer:

2.05 gram 2.05 gram
3.05 gram 3.05 gram
4.05 gram 4.05 gram
5.05 gram 5.05 gram

The biologist who suggested the modification in lock and key model proposed by Emil Fischer is:

1 Mark(s)

Your Answer:

Jane Olive Jane Olive
Emil August Emil August
Daniel Olive Daniel Olive
Daniel Koshland Daniel Koshland

Female rotifer produce eggs upto___________?

1 Mark(s)

Your Answer:

8 8
7 7
9 9
10 10

Which of the following produces black spots when it comes in contact with organic substances such as skin and cellulose?

1 Mark(s)

Your Answer:

CuSO4 CuSO4
AgNO3 AgNO3
K2MnO4 K2MnO4
CH3COOH CH3COOH

A bus travels 30 rn in 5 seconds. The speed of the bus is

1 Mark(s)

Your Answer:

A) 6 rn/s A) 6 rn/s
B) 5 rn/s B) 5 rn/s
C) 8rn/s C) 8rn/s
D) 4rn/s D) 4rn/s

The force between two bodies having charges 500μC and 100μC separated by a distance of 0.5m in the air is:

1 Mark(s)

Your Answer:

1800 N 1800 N
1000 N 1000 N
2200 N 2200 N
300 N 300 N

Which of the following used in the production of cheese is __________?

1 Mark(s)

Your Answer:

penicillium penicillium
algae algae
bacteria bacteria
insects insects

Bromine is a non-metal in:

1 Mark(s)

Your Answer:

solid state solid state
liquid state liquid state
gaseous state gaseous state
plasma state plasma state

The splitting of vectors into two components is called:

1 Mark(s)

Your Answer:

addition of vectors addition of vectors
division of vectors division of vectors
resolution of vectors resolution of vectors
multiplication of vectors multiplication of vectors

Boron is non metal while other elements of IIIA group are metals. This is because______________?

1 Mark(s)

Your Answer:

it has small size it has small size
it has high nuclear charge it has high nuclear charge
it forms molecular addition compounds it forms molecular addition compounds
all of the above all of the above

The half-life of &15&3N is 6.5 s. A sample of this nuclide of hydrogen is observed for 32.5 s. The fraction of the original radioactive isotope remaining after this time is:

1 Mark(s)

Your Answer:

1 ⁄ 32 1 ⁄ 32
1 ⁄ 16 1 ⁄ 16
1 ⁄ 8 1 ⁄ 8
1 ⁄ 4 1 ⁄ 4

Which of the following is not an amino acids_____________________?

1 Mark(s)

Your Answer:

glumatic acid glumatic acid
lactic acid lactic acid
aspartic acids aspartic acids
glycine glycine

Which act as barrier and prevents harmful germs, diseases from entering your body?

1 Mark(s)

Your Answer:

Muscles Muscles
Skeleton Skeleton
Skin Skin
None None

Our sun is one of the ______ of stars in our galaxy.

1 Mark(s)

Your Answer:

Millions Millions
Billions Billions
Hundreds Hundreds
Thousands Thousands

Embryo sac is to ovule as _______ is to an anther.

1 Mark(s)

Your Answer:

A) Stamen A) Stamen
B) filament B) filament
C) pollen grain C) pollen grain
D) androecium D) androecium

The gravitational acceleration is the acceleration of bodies when they are in:

1 Mark(s)

Your Answer:

ground ground
air air
freely falling freely falling
all of above all of above

Elements of group IA IIA are _________________?

1 Mark(s)

Your Answer:

Electronegative Electronegative
Electropositive Electropositive
Neutral Neutral
IA is electropositive while IIA is electronegative

The significant figures in 0.00580 are:

1 Mark(s)

Your Answer:

3 3
2 2
1 1
0 0

Insects group of animals is characterized by?

1 Mark(s)

Your Answer:

Jointed legs & wings Jointed legs & wings
Segmented body & blood feeding Segmented body & blood feeding
Egg-laying & nectar feeding Egg-laying & nectar feeding
All of these All of these

The heart receives oxygenated blood from:

1 Mark(s)

Your Answer:

lungs lungs
liver liver
kidneys kidneys
body body

Vitamin E reduces the requirement of _________ .

1 Mark(s)

Your Answer:

Iron Iron
Zinc Zinc
Selenium Selenium
Magnesium Magnesium

Which is the strongest acid ?

1 Mark(s)

Your Answer:

HCIO HCIO
HCIO2 HCIO2
HCIO3 HCIO3
HCIO4 HCIO4

Genetic recombination in which bacteria absorb naked DNA is called__________?

1 Mark(s)

Your Answer:

conjugation conjugation
transduction transduction
transformation transformation
migration migration

The work done by the gravitational force on a body moving in a closed path is:

1 Mark(s)

Your Answer:

Zero Zero
Positive Positive
Negative Negative
Depends on path Depends on path

Sepsis definition:

1 Mark(s)

Your Answer:

Infection only Infection only
Severe infection Severe infection
Shock Shock
Blood poisoning Blood poisoning

Bronchi and bronchioles:

1 Mark(s)

Your Answer:

Trachea Trachea
Airway branches Airway branches
Alveoli Alveoli
Bronchi Bronchi

Beetles phylum is___________?

1 Mark(s)

Your Answer:

animalia animalia
mammalia mammalia
arthropoda arthropoda
insecta insecta

Which one of the following material is most suitable for making core of an electromagnet ?

1 Mark(s)

Your Answer:

air air
steel steel
Cu-Ni alloy Cu-Ni alloy
soft iron soft iron

The alveolar ducts are present at the end of:

1 Mark(s)

Your Answer:

bronchi bronchi
bronchioles bronchioles
bronchioles bronchioles
alveoli alveoli

Bacterial flagella are made up of protein__________?

1 Mark(s)

Your Answer:

20 20
30 30
40 40
50 50

Potato scientific name is__________?

1 Mark(s)

Your Answer:

solanum tubersum solanum tubersum
homosapiens homosapiens
canis canis
asterids asterids

The energy liberated when one atom of U-235 undergoes fission reaction is________________?

1 Mark(s)

Your Answer:

200MeV 200MeV
40MeV 40MeV
30MeV 30MeV
20MeV 20MeV

Nylon is obtained by heating___________________?

1 Mark(s)

Your Answer:

Acrylic acid Acrylic acid
Epichlorohydrin Epichlorohydrin
Vinyl chloride Vinyl chloride
Adipic acid with hexamethylene diamine Adipic acid with hexamethylene diamine

During the daytime for the photosynthesis, plants require ______?

1 Mark(s)

Your Answer:

O2 O2
N2 N2
CO2 CO2
H2 H2

Chitin is a__________?

1 Mark(s)

Your Answer:

Fat Fat
Carbohydrate Carbohydrate
Protien Protien
Mineral Mineral

What is the large organelle that fills with cell sap and contains water and dissolved substances like sugar and salt?

1 Mark(s)

Your Answer:

Nucleus Nucleus
Mitochondria Mitochondria
Large Vacuole Large Vacuole
Golgi Apparatus Golgi Apparatus

The seta central conducting strand have walled cells following __________?

1 Mark(s)

Your Answer:

Thick Thick
Thin Thin
Solid Solid
Complicated Complicated

Calcium is important for:

1 Mark(s)

Your Answer:

Photosynthesis only Photosynthesis only
Respiration only Respiration only
Nitrogen fixation Nitrogen fixation
Cell wall and signaling Cell wall and signaling

Evaluating Your Answers

CSS Everyday Science Mock Test 16 : Question 1 of 47