Evolution Test

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Evolution Test - 4

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Weekly Quiz Competition

Question 1
1 / -0

As per 'Panspermia', life reached Earth in the form of

A
seeds

B
spores

C
eggs

D
miasma

Solution

As per 'Panspermia', life reached Earth from outer world in form of spores.
Question 2
1 / -0

Louis Pasteur used which of the following substances as growth medium(s) while conducting experiment to disprove abiogenesis?

A
Cooked fish

B
Meat extract + sugar

C
Yeast powder + sugar

D
Sugar

Solution

Louis Pasteur (1822-1875), by his experimentation on pre-sterilised yeast powder and sugar mixture, demonstrated that life originates from preexisting life. Thus, disproving the theory of abiogenesis.
Question 3
1 / -0

Choose the option that states whether the given sentences are true or false. (T stands for True and F stands for False.)

1. The first cellular forms of life evolved 3 billion years ago.
2. The first life forms originated in water environment.
3. Primitive Earth had oxidising atmosphere.

A
1 - T, 2 - T, 3 - T

B
1 - T, 2 - T, 3 - F

C
1 - F, 2 - T, 3 - F

D
1 - F, 2 - T, 3 - T

Solution

Sentence 1 is false as acellular forms of life evolved 3 billion years ago.
Sentence 2 is true as the first life forms originated in water.
Sentence 3 is false as primitive Earth's atmosphere was reducing as there was no oxygen.
Question 4
1 / -0

S. L. Miller, an American scientist, synthesised which of the following in a closed flask containing CH₄, H₂, NH₃ and water vapor at 800 degree Celsius?

A
Amino acids

B
Virus

C
Proteins

D
Cells

Solution

S. L. Miller, an American scientist, synthesised amino acids in a closed flask containing CH₄, H₂, NH₃ and water vapor at 800 degree Celsius.
Question 5
1 / -0

Which of the following points about Homo erectus are incorrect?

a. They were meat eaters.
b. They lived in Africa.
c. They buried bodies of dead persons.
d. They developed cave-art.
e. They had a large brain of around 900 cubic centimeter.

A
Only a and e

B
Only b, c and d

C
Only a, b and e

D
Only a, b and c

Solution

Only b, c and d are incorrect points about Homo erectus. Homo Sapiens lived in Africa between 75000 - 10000 years ago and developed pre-historic cave art around 18,000 years ago.
Question 6
1 / -0

Which of the following were probably the first mammals on the Earth?

A
Dinosaur like animals

B
Platypus like animals

C
Shrew like animals

D
Rabbit like animals

Solution

Shrew like animals were probably the first mammals to appear on the Earth.
Question 7
1 / -0

Which of the following is explained in Lamarckism?

A
Survival of the fittest

B
Ontogeny repeats phylogeny

C
Use and disuse of organs

D
Life begets life

Solution

Lamarck was a French naturalist who said, "evolution of life forms has occurred due to use and disuse of organs". He said, "giraffes have tall necks due to adaptation and inheritance to forage leaves on tall trees".
Question 8
1 / -0

Hardy-Weinberg principle describes the stability of allele frequency and its constancy in a

A
family

B
species

C
community

D
population

Solution

Hardy-Weinberg principle states that allele frequencies in a population are stable and constant from generations to generations.
Question 9
1 / -0

Which of the following pairs of organisms exhibits the same similarities as flippers of penguins and dolphins?

A
Sweet potato and potato

B
Tendrils of bougainvillia and cucurbita

C
Forelimbs of cheetah and humans

D
Forelimbs of whales and bats

Solution

Sweet potato and potato are analogous structures that are anatomically different but perform the same function. Flippers of penguins and dolphins are also analogous organs.
Question 10
1 / -0

All the following structures have evolved convergently, except

A
wings of butterfly and birds

B
flippers of seal and wings of bat

C
eyes of octopus and mammals

D
wings of birds and bats

Solution

Flippers of seal and wings of bat have resulted from divergent evolution. Here, same structure developed in different directions due to adaptations to different needs.

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Re-Attempt Weekly Quiz Competition

Evolution Test - 4

Result

Evolution Test - 4

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Rank

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SHARING IS CARING

Question 1

seeds

spores

eggs

miasma

Solution

Question 2

Cooked fish

Meat extract + sugar

Yeast powder + sugar

Sugar

Solution

Question 3

1 - T, 2 - T, 3 - T

1 - T, 2 - T, 3 - F

1 - F, 2 - T, 3 - F

1 - F, 2 - T, 3 - T

Solution

Question 4

Amino acids

Virus

Proteins

Cells

Solution

Question 5

Only a and e

Only b, c and d

Only a, b and e

Only a, b and c

Solution

Question 6

Dinosaur like animals

Platypus like animals

Shrew like animals

Rabbit like animals

Solution

Question 7

Survival of the fittest

Ontogeny repeats phylogeny

Use and disuse of organs

Life begets life

Solution

Question 8

family

species

community

population

Solution

Question 9

Sweet potato and potato

Tendrils of bougainvillia and cucurbita

Forelimbs of cheetah and humans

Forelimbs of whales and bats

Solution

Question 10

wings of butterfly and birds

flippers of seal and wings of bat

eyes of octopus and mammals

wings of birds and bats

Solution

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