MDCAT Biology Chapter 8 MCQ Test With Answer for (Evolution)

While preparing for the test, the students should allocate the proper time to all the topics. The candidates who intend to appear in the MDCAT must solve the chapter-wise MCQs provided on this platform. Through solving the MCQs, the students can better understand the topic and learn the topics for a longer time.

MCQ's Test For MDCAT Biology Chapter 8 MCQ's Test

Try The MCQ's Test For MDCAT Biology Chapter 8 MCQ's Test

  • Total Questions20

  • Time Allowed20

MDCAT Biology Chapter 8 MCQ's Test

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Question # 1

About ______% of solar energy is used to evaporate water, heat up soil and then lost to the outer space

Question # 2

Plant and animals replace the earlier ones in a way of

Question # 3

Regional ecological community of plants & animals primarily determined by climate

Question # 4

The ecosystem consists of two basic interacting components:

Question # 5

Which include seral stages of a primary succession are

Question # 6

Xerophytes can withstand with extreme conditions due to the presence of

Question # 7

Animals feed on green plants and grasses are called

Question # 8

The deficiency of which one of the following is cause of goiter

Question # 9

An animal that preys other animals is a

Question # 10

Chlorofluorocarbons are

Question # 11

Consumers

Question # 12

Over grazing may lead to:

Question # 13

One poles the average temperature is:

Question # 14

The study of relationship of different communities (grouping of population) to environment is called:

Question # 15

Which one of a endoparasite of organisms

Question # 16

The last stage of plant succession is

Question # 17

--------------- begins forged from bare rocks, sand for where no previous life was found

Question # 18

Insect and flower relationship is the example of

Question # 19

Enrichment of water bodies by organic nutrients is called

Question # 20

Biotic components includes all the

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MCAT Biology Chapter 8 Important MCQ's

Sr.# Question Answer
1 Between 80 to 90% of the original energy is lost as heat as a byproduct of
A. Photosyntheis
B. Urine
C. Respiration
D. All of the above
2 Algae are
A. Microproducers
B. Macroproducers
C. Both A and B
D. None of above
3 Which rule depicts its correct statement regarding temperature variation?
A. Allen's Rule:
Birds and mammals have greater size in cold region
B. Bergman's Rule:
The tail snout and ears are smaller in colder region.
C. Jordan's Rule:
Birds in cold regions are with narrow wings.
D. All are false.
4 Infestations are the diseases which are caused by ________ in living organisms
A. Worms
B. Saprophytes
C. Bacteria
D. Virus
5 A lichen is the symbiotic association between a
A. Fungus and a bryophyte
B. Roots of higher plants and an alga
C. Fungus and an alga
D. Roots of a higher plants and a fungus
6 In 1917, Joseph Grinnell an American ornithologist first proposed the term niche in:
A. Taxonomy
B. Neurology
C. Ecology
D. Embryology
7 The predeter and prey relationship is called as
A. Predation
B. Animes
C. Parasitism
D. None of above
8 The chemical elements essential for life in living organisms are called ______ elements
A. Biogenic
B. Abiogenic
C. Nutrient
D. Both A and C
9 An ecosystem is made up of three main components:
A. The herbivores, carnivores and omnivores
B. The produces, the consumers and the decomposers
C. Primary, secondary and tertiary consumers
D. Producers, herbivores and carnivoers
10 Life on earth is affected by both
A. Weather and water
B. Weather and climate
C. Climate and water
D. Water and air

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  • zikra rehman

    zikra rehman

    13 Oct 2018

    some answerz are given wrong????

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  • khaqan

    khaqan

    10 Sep 2018

    i have got 94 marks over 100 please add me to highh scorer

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  • Wahab

    Wahab

    26 May 2018

    Add my name in high scorers

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