Biology Test 30

Result

Biology Test 30

/

Score
-

Rank

Time Taken: -

Question 1/30
1 / -0

Directions For Questions

describes the coupling of ATP synthesis to electron transport chains

...view full instructions

The Chemiosmotic Theory :

Correct

Wrong

Skipped
A
explains the evolutionary origin of chioroplasts and mitochondria

Correct

Wrong

Skipped
B
describes how energy is transferred from antenna pigment to reaction center

Correct

Wrong

Skipped
C
is a failed attempt to explain why plants photorespire

Correct

Wrong

Skipped
D
describes the coupling of ATP synthesis to electron transport chains

Verify mobile number to view the solution

Solutions
describes the coupling of ATP synthesis to electron transport chains
Question 2/30
1 / -0

Directions For Questions

Wolf

...view full instructions

Which one of the following is monogamous ?

Correct

Wrong

Skipped
A
Wolf

Correct

Wrong

Skipped
B
Walrus

Correct

Wrong

Skipped
C
Seal

Correct

Wrong

Skipped
D
Deer

Verify mobile number to view the solution

Solutions
Wolf
Question 3/30
1 / -0

Directions For Questions

At hydrothermal vents

...view full instructions

The present concept for origin of life is ?

Correct

Wrong

Skipped
A
At hydrothermal vents

Correct

Wrong

Skipped
B
On land

Correct

Wrong

Skipped
C
Pangenesis

Correct

Wrong

Skipped
D
In mid oceans

Verify mobile number to view the solution

Solutions
At hydrothermal vents
Question 4/30
1 / -0

Directions For Questions

cockroach

...view full instructions

Nymph is the name of young one of____.

Correct

Wrong

Skipped
A
butterfly

Correct

Wrong

Skipped
B
beetle

Correct

Wrong

Skipped
C
housefly

Correct

Wrong

Skipped
D
cockroach

Verify mobile number to view the solution

Solutions
cockroach
Question 5/30
1 / -0

Directions For Questions

proving theories are true

...view full instructions

Which of the following is not part of the scientific process?

Correct

Wrong

Skipped
A
asking questions

Correct

Wrong

Skipped
B
proving theories are true

Correct

Wrong

Skipped
C
using creative insight

Correct

Wrong

Skipped
D
making predictions

Verify mobile number to view the solution

Solutions
proving theories are true
Question 6/30
1 / -0

Directions For Questions

Absorption of water by roots

...view full instructions

Transpiration facilitates________.

Correct

Wrong

Skipped
A
Opening of stomata

Correct

Wrong

Skipped
B
Absorption of water by roots

Correct

Wrong

Skipped
C
Excretion of minerals

Correct

Wrong

Skipped
D
Electrolyte balance

Verify mobile number to view the solution

Solutions
Absorption of water by roots
Question 7/30
1 / -0

Directions For Questions

water vapour in breath condenses in cold air, making it visible

...view full instructions

Human breath is visible in winter but not in summer because

Correct

Wrong

Skipped
A
the difference in outside pressure gives visibility to breath

Correct

Wrong

Skipped
B
breath contains certain impurities and visible matters

Correct

Wrong

Skipped
C
water vapour in breath condenses in cold air, making it visible

Correct

Wrong

Skipped
D
none of these

Verify mobile number to view the solution

Solutions
water vapour in breath condenses in cold air, making it visible
Question 8/30
1 / -0

Directions For Questions

vitamin K

...view full instructions

Which of the following helps in the clotting of blood ?

Correct

Wrong

Skipped
A
vitamin C

Correct

Wrong

Skipped
B
vitamin A

Correct

Wrong

Skipped
C
vitamin K

Correct

Wrong

Skipped
D
vitamin E

Verify mobile number to view the solution

Solutions
vitamin K
Question 9/30
1 / -0

Directions For Questions

IgM

...view full instructions

Which one of the following immunoglobulins is found as pentamer?

Correct

Wrong

Skipped
A
IgG

Correct

Wrong

Skipped
B
IgM

Correct

Wrong

Skipped
C
IgA

Correct

Wrong

Skipped
D
IgE

Verify mobile number to view the solution

Solutions
IgM
Question 10/30
1 / -0

Directions For Questions

S.A. node

...view full instructions

The name of the pacemaker of the heart is?

Correct

Wrong

Skipped
A
Semilunar valve

Correct

Wrong

Skipped
B
Juxtaglumerular apparatus

Correct

Wrong

Skipped
C
S.A. node

Correct

Wrong

Skipped
D
Lymph node

Verify mobile number to view the solution

Solutions
S.A. node
Question 11/30
1 / -0

Directions For Questions

modified root

...view full instructions

Radish is a ?

Correct

Wrong

Skipped
A
bulb

Correct

Wrong

Skipped
B
conn

Correct

Wrong

Skipped
C
modified root

Correct

Wrong

Skipped
D
tuber

Verify mobile number to view the solution

Solutions
modified root
Question 12/30
1 / -0

Directions For Questions

I and II are correct

...view full instructions

Most fish do not sink in water because of the presence of swim bladder air bladder air sacs air in spongy bones

Correct

Wrong

Skipped
A
I and II are correct

Correct

Wrong

Skipped
B
II and III are correct

Correct

Wrong

Skipped
C
III and IV are correct

Correct

Wrong

Skipped
D
I, II, III and IV are correct

Verify mobile number to view the solution

Solutions
I and II are correct
Question 13/30
1 / -0

Directions For Questions

Blue Green Algae

...view full instructions

Azolla is often used as biofertilizer, because it is associated with -

Correct

Wrong

Skipped
A
Moss

Correct

Wrong

Skipped
B
Blue Green Algae

Correct

Wrong

Skipped
C
Red Algae

Correct

Wrong

Skipped
D
Fungus

Verify mobile number to view the solution

Solutions
Blue Green Algae
Question 14/30
1 / -0

Directions For Questions

98.4 degree F

...view full instructions

The normal body temperature of human beings is

Correct

Wrong

Skipped
A
96.4 degree F

Correct

Wrong

Skipped
B
97.4 degree F

Correct

Wrong

Skipped
C
98.4 degree F

Correct

Wrong

Skipped
D
99.4 degree F

Verify mobile number to view the solution

Solutions
98.4 degree F
Question 15/30
1 / -0

Directions For Questions

Metacentric

...view full instructions

_______________ chromosomes have arms of equal length with the centromere in the middle.

Correct

Wrong

Skipped
A
Submetacentric

Correct

Wrong

Skipped
B
Acrocentric

Correct

Wrong

Skipped
C
Telocentric

Correct

Wrong

Skipped
D
Metacentric

Verify mobile number to view the solution

Solutions
Metacentric
Question 16/30
1 / -0

Directions For Questions

Zygomorphic

...view full instructions

A flower which can be divided into two equal halves by only one plane is

Correct

Wrong

Skipped
A
Zygomorphic

Correct

Wrong

Skipped
B
Actinomorphic

Correct

Wrong

Skipped
C
Regular

Correct

Wrong

Skipped
D
Perfect

Verify mobile number to view the solution

Solutions
Zygomorphic
Question 17/30
1 / -0

Directions For Questions

Fruits

...view full instructions

The most important foods are derived from?

Correct

Wrong

Skipped
A
Fruits

Correct

Wrong

Skipped
B
Roots

Correct

Wrong

Skipped
C
Stems

Correct

Wrong

Skipped
D
Leaves

Verify mobile number to view the solution

Solutions
Fruits
Question 18/30
1 / -0

Directions For Questions

open ocean

...view full instructions

Which of these ecosystems accounts for the largest amount of Earth’s primary productivity?

Correct

Wrong

Skipped
A
open ocean

Correct

Wrong

Skipped
B
savanna

Correct

Wrong

Skipped
C
tundra

Correct

Wrong

Skipped
D
salt marsh

Verify mobile number to view the solution

Solutions
open ocean
Question 19/30
1 / -0

Directions For Questions

Hypothyroidism

...view full instructions

The cause of cretinism is?

Correct

Wrong

Skipped
A
Hypothyroidism

Correct

Wrong

Skipped
B
Hypoparathyroidism

Correct

Wrong

Skipped
C
Hyperthyroidism

Correct

Wrong

Skipped
D
Hyperparathyroidism

Verify mobile number to view the solution

Solutions
Hypothyroidism
Question 20/30
1 / -0

Directions For Questions

Antheraea mylitta

...view full instructions

The scientific name of the moth which produce tasar is?

Correct

Wrong

Skipped
A
Philosomia ricini

Correct

Wrong

Skipped
B
Bombyx mori

Correct

Wrong

Skipped
C
Antheraea mylitta

Correct

Wrong

Skipped
D
Antheraea assamensis

Verify mobile number to view the solution

Solutions
Antheraea mylitta
Question 21/30
1 / -0

Directions For Questions

Glycogen

...view full instructions

Which one of the following is polysaccharide?

Correct

Wrong

Skipped
A
Glycogen

Correct

Wrong

Skipped
B
Sucrose

Correct

Wrong

Skipped
C
Lactose

Correct

Wrong

Skipped
D
Maltose

Verify mobile number to view the solution

Solutions
Glycogen
Question 22/30
1 / -0

Directions For Questions

Rhinitis

...view full instructions

A person is suffering from frequent episodes of nasal discharge nasal congestion, reddening of eyes and watery eyes. These are the symptoms of

Correct

Wrong

Skipped
A
Cyanosis

Correct

Wrong

Skipped
B
Bronchial carcinoma

Correct

Wrong

Skipped
C
Bronchitis

Correct

Wrong

Skipped
D
Rhinitis

Verify mobile number to view the solution

Solutions
Rhinitis
Question 23/30
1 / -0

Directions For Questions

Gold

...view full instructions

The most malleable metal is ___.

Correct

Wrong

Skipped
A
Gold

Correct

Wrong

Skipped
B
Silver

Correct

Wrong

Skipped
C
Aluminum

Correct

Wrong

Skipped
D
Sodium

Verify mobile number to view the solution

Solutions
Gold
Question 24/30
1 / -0

Directions For Questions

Nucleosomes

...view full instructions

Structural element of Chromatin is

Correct

Wrong

Skipped
A
Acid protein and DNA

Correct

Wrong

Skipped
B
Histone

Correct

Wrong

Skipped
C
Nucleosomes

Correct

Wrong

Skipped
D
Nuclear matrix

Verify mobile number to view the solution

Solutions
Nucleosomes
Question 25/30
1 / -0

Directions For Questions

niche.

...view full instructions

According to the competitive exclusion principle, two species cannot continue to occupy the same_______.

Correct

Wrong

Skipped
A
habitat

Correct

Wrong

Skipped
B
territory

Correct

Wrong

Skipped
C
range

Correct

Wrong

Skipped
D
niche.

Verify mobile number to view the solution

Solutions
niche.
Question 26/30
1 / -0

Directions For Questions

crocodilians

...view full instructions

Cladistic taxonomy places the birds as Archosaurs, along with the ?

Correct

Wrong

Skipped
A
mammals

Correct

Wrong

Skipped
B
crocodilians

Correct

Wrong

Skipped
C
turtles

Correct

Wrong

Skipped
D
none of the above

Verify mobile number to view the solution

Solutions
crocodilians
Question 27/30
1 / -0

Directions For Questions

A Sulphur compound

...view full instructions

The characteristic odour of garlic is due to

Correct

Wrong

Skipped
A
A chloro compound

Correct

Wrong

Skipped
B
A Sulphur compound

Correct

Wrong

Skipped
C
A fluorine compound

Correct

Wrong

Skipped
D
Acetic acid

Verify mobile number to view the solution

Solutions
A Sulphur compound
Question 28/30
1 / -0

Directions For Questions

Spider

...view full instructions

For which one of the following kinds of organisms is the phenomenon found where in the female kills the male after copulation ?

Correct

Wrong

Skipped
A
Dragonfly

Correct

Wrong

Skipped
B
Honeybee

Correct

Wrong

Skipped
C
Spider

Correct

Wrong

Skipped
D
Pit viper

Verify mobile number to view the solution

Solutions
Spider
Question 29/30
1 / -0

Directions For Questions

Endosmosis

...view full instructions

A plant cell becomes turgid due to

Correct

Wrong

Skipped
A
Endosmosis

Correct

Wrong

Skipped
B
Electrolysis

Correct

Wrong

Skipped
C
Exosmosis

Correct

Wrong

Skipped
D
Plasmolysis

Verify mobile number to view the solution

Solutions
Endosmosis
Question 30/30
1 / -0

Directions For Questions

April, 26th

...view full instructions

The World Intellectual Property Day is observed on ________.

Correct

Wrong

Skipped
A
February, 29tth

Correct

Wrong

Skipped
B
June, 30th

Correct

Wrong

Skipped
C
April, 26th

Correct

Wrong

Skipped
D
September, 5th

Verify mobile number to view the solution

Solutions
April, 26th

Question 1/30

explains the evolutionary origin of chioroplasts and mitochondria

describes how energy is transferred from antenna pigment to reaction center

is a failed attempt to explain why plants photorespire

describes the coupling of ATP synthesis to electron transport chains

Question 2/30

Wolf

Walrus

Seal

Deer

Question 3/30

At hydrothermal vents

On land

Pangenesis

In mid oceans

Question 4/30

butterfly

beetle

housefly

cockroach

Question 5/30

asking questions

proving theories are true

using creative insight

making predictions

Question 6/30

Opening of stomata

Absorption of water by roots

Excretion of minerals

Electrolyte balance

Question 7/30

the difference in outside pressure gives visibility to breath

breath contains certain impurities and visible matters

water vapour in breath condenses in cold air, making it visible

none of these

Question 8/30

vitamin C

vitamin A

vitamin K

vitamin E

Question 9/30

IgG

IgM

IgA

IgE

Question 10/30

Semilunar valve

Juxtaglumerular apparatus

S.A. node

Lymph node

Question 11/30

bulb

conn

modified root

tuber

Question 12/30

I and II are correct

II and III are correct

III and IV are correct

I, II, III and IV are correct

Question 13/30

Moss

Blue Green Algae

Red Algae

Fungus

Question 14/30

96.4 degree F

97.4 degree F

98.4 degree F

99.4 degree F

Question 15/30

Submetacentric

Acrocentric

Telocentric

Metacentric

Question 16/30

Zygomorphic

Actinomorphic

Regular

Perfect