Diversity in Living Organisms Test

Result

Diversity in Living Organisms Test - 18

Score
-
out of -
Rank
-
out of -

TIME Taken - -

SHARING IS CARING

If our Website helped you a little, then kindly spread our voice using Social Networks. Spread our word to your readers, friends, teachers, students & all those close ones who deserve to know what you know now.

Weekly Quiz Competition

Question 1
1 / -0

Number of teeth in New world monkey is

A
12

B
16

C
32

D
36

Solution

All new world monkeys (including humans) have 32 teeth.
The set contains 16 teeth in upper jaw and 16 teeth in lower jaw.
It includes 4 incisors, 2 canines, 4 pre-molars and 6 molars in each jaw.
So the correct answer is '32'.
Question 2
1 / -0

Heart is perfectly four chambered in:

A
Varanus

B
Snake

C
Garden lizard

D
Crocodile
Solution
Correct option: D

Explanation:
The heart is perfectly four-chambered only in avians, mammals and crocodiles.
Varanus is a reptile with three-chambered heart.
Snakes are also reptiles, and have three-chambered heart.
Garden snake is also reptile with three-chambered heart.
But, Crocodiles being a reptile have four-chambered heart.
Thus, Option D is correct.
Question 3
1 / -0

A specific system found in bat is

A
Echoflight

B
Echobalance

C
Echolocation

D
Echoposition

Solution

Echolocation is a special advanced system used by bats which involves the generation of ultrasonic sound which in turn produces echoes. These sound waves are reflected back by any obstacles in their paths. This helps them in locomotion and predation even in the dark.
Echobalance, Echoflight or Echo position isn't any system that can be seen in nature or used by bats.
So the correct answer is 'Echolocation'.
Question 4
1 / -0

........... breathe through moist skin.

A
Amphibians

B
Reptiles

C
Aves

D
None of the above

Solution

Most amphibians breathe through lungs and their skin. Their skin has to stay wet in order for them to absorb oxygen so they secrete mucous to keep their skin moist
So, the correct answer is 'Amphibians'.
Question 5
1 / -0

Which of the following is mainly used in the movement of snakes?

A
Vertebrates

B
Ribs

C
Limbs

D
Both A and B

Solution

The whole skeleton is made of 2 ribs protruding out from each vertebrae except at the tail and the skull.
Snakes do not have any limbs.
So the ribs and the vertebrae help in movement of the snakes.
So the correct answer is 'Both A and B'.
Question 6
1 / -0

The blood of cockroach contains no heamoglobin. It means that

A
Oxygen goes directly into tissues by diffusion

B
Respiration is anaerobic

C
Cockroach does not respire

D
Oxygen goes, directly into intracellular capillary system

Solution

Cockroach blood is not red because they do not use hemoglobin to carry oxygen. In fact, their bloodstream is not used to carry oxygen either. They use a system of pipes called tracheae to bring the oxygen and remove carbon dioxide from their tissues and oxygen goes directly into tissues by diffusion. So, the correct option is A. ( Oxygen goes directly into tissues by diffusion )
Question 7
1 / -0

Snakes are ___.

A
Viviparous

B
Oviparous

C
Herbivores

D
Both A and B

Solution

Snakes lay eggs and are hence Oviparous and not Viviparous.
Snakes are carnivores as they eat other small prey like rats, birds, etc.
So the correct answer is 'Oviparous'.
Question 8
1 / -0

The group amniota' includes

A
Birds and reptiles

B
Birds and mammals

C
Reptiles and mammals

D
Reptiles, birds and mammals

Solution

The charcterstic feature of amniota is the development of amnion and other foetal memberanes during development Amnion and other foetal
membranes are developed in reptiles , birds and mammals.
So, the correct answer is 'Reptiles, birds and mammals'
Question 9
1 / -0

Body cavity surrounding alimentary canal but is not lined by cellular layer in which of the following:

A
Nematodes

B
Platyhelminthes

C
Annelids

D
Echinoderms

Solution

Pseudocoelom type of body cavity formed by blastocoel surrounds the alimentary canal in Nematodes (Ascaris).
Thus, the correct option is A.
Question 10
1 / -0

Which is the common character between all the mammals _______________.

A
They are oviparous.

B
They are herbivorous.

C
They are carnivorous.

D
Female have functional mammary glands.
Solution
- All females of the class Mammalia have mammary glands. The glands produce milk after the birth of offspring. Milk is a nutritious fluid. It contains disease-fighting molecules as well as all the nutrients a baby mammal needs. Producing milk for offspring is called lactation.
- Most mammals give birth to live young, but a few (the monotremes) lay eggs.
- Mammals can be both herbivorous and carnivorous.
So, the correct answer is option D.

User

Question Analysis

Correct -
Wrong -
Skipped -

My Perfomance

Score
-
out of -
Rank
-
out of -

Re-Attempt Weekly Quiz Competition

Diversity in Living Organisms Test - 18

Result

Diversity in Living Organisms Test - 18

Score

-

Rank

-

SHARING IS CARING

Question 1

12

16

32

36

Solution

Question 2

Varanus

Snake

Garden lizard

Crocodile

Solution

Question 3

Echoflight

Echobalance

Echolocation

Echoposition

Solution

Question 4

Amphibians

Reptiles

Aves

None of the above

Solution

Question 5

Vertebrates

Ribs

Limbs

Both A and B

Solution

Question 6

Oxygen goes directly into tissues by diffusion

Respiration is anaerobic

Cockroach does not respire

Oxygen goes, directly into intracellular capillary system

Solution

Question 7

Viviparous

Oviparous

Herbivores

Both A and B

Solution

Question 8

Birds and reptiles

Birds and mammals

Reptiles and mammals

Reptiles, birds and mammals

Solution

Question 9

Nematodes

Platyhelminthes

Annelids

Echinoderms

Solution

Question 10

They are oviparous.

They are herbivorous.

They are carnivorous.

Female have functional mammary glands.

Solution

User

Question Analysis

My Perfomance

Score

-

Rank

-

Results Announcement on: coming Monday

Stay Tuned: We’ll update you on your result via email or SMS.