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Test: Diversity in Living Organisms- 2


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25 Questions MCQ Test General Science(Prelims) by IRS Divey Sethi | Test: Diversity in Living Organisms- 2

Test: Diversity in Living Organisms- 2 for Class 9 2022 is part of General Science(Prelims) by IRS Divey Sethi preparation. The Test: Diversity in Living Organisms- 2 questions and answers have been prepared according to the Class 9 exam syllabus.The Test: Diversity in Living Organisms- 2 MCQs are made for Class 9 2022 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for Test: Diversity in Living Organisms- 2 below.
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Test: Diversity in Living Organisms- 2 - Question 1

A unit of protoplasm having a nucleus and covered by plasmalemma is called :-

Detailed Solution for Test: Diversity in Living Organisms- 2 - Question 1 A cytoplast is a medical term which is defined as cell membrane plus cytoplasm. It is occasionally used to describe a cell in which the nucleus has been removed. Protoplasm = Cytoplasm + Nucleoplasm. Protoplast = Protoplasm + Plasma membrane.
Test: Diversity in Living Organisms- 2 - Question 2

The term cytoplasm was coined by :-

Detailed Solution for Test: Diversity in Living Organisms- 2 - Question 2

Strasburger coined the terms cytoplasm and Nucleoplasm. Cytoplasm occurs around the Nucleus and inside the plasma membrane containing Various Organnels.

Test: Diversity in Living Organisms- 2 - Question 3

Which of the following is correct for prokaryotic ribosome :-

Test: Diversity in Living Organisms- 2 - Question 4

Golgi apparatus takes part in synthesis of :-

Test: Diversity in Living Organisms- 2 - Question 5

In a cell DNA is found in :-

Test: Diversity in Living Organisms- 2 - Question 6

Cartilage matrix is digested during its osteogenesis through :-

Test: Diversity in Living Organisms- 2 - Question 7

Which one is lysosomal activity :-

Test: Diversity in Living Organisms- 2 - Question 8

When are lysosomes extra-active :-

Test: Diversity in Living Organisms- 2 - Question 9

In animal cell, a mitochondrion is :-

Test: Diversity in Living Organisms- 2 - Question 10

Outer mitochondrial membrane resembles bacterial membrane and outer chloroplast membrane in having :-

Test: Diversity in Living Organisms- 2 - Question 11

Chromoplasts are formed from chloroplasts during :-

Test: Diversity in Living Organisms- 2 - Question 12

Experiments on Acetabularia by Hammerling proved the role of :-

Test: Diversity in Living Organisms- 2 - Question 13

The plastids with irregular shape are :-

Test: Diversity in Living Organisms- 2 - Question 14

Peroxisomes and glyoxysomes are :-

Test: Diversity in Living Organisms- 2 - Question 15

In which organism flame cells form the excretory system?

Detailed Solution for Test: Diversity in Living Organisms- 2 - Question 15

flame cell is a specialized excretory cell found in the simplest freshwater invertebrates, including flatworms, rotifers and nemerteans; these are the simplest animals to have a dedicated excretory systemFlame cells function like a kidney, removing waste materials. Bundles of flame cells are called protonephridia.

Test: Diversity in Living Organisms- 2 - Question 16

Microfilaments were discovered by :-

Test: Diversity in Living Organisms- 2 - Question 17

Microfilaments are required for :-

Test: Diversity in Living Organisms- 2 - Question 18

Cell polarity is determined by :-

Test: Diversity in Living Organisms- 2 - Question 19

Who coined the term 'Nucleolus' ?

Detailed Solution for Test: Diversity in Living Organisms- 2 - Question 19

The nucleus is a small, dense and spherical structure present in the nucleus of the cell that is visible during the interphase of the cell division under the microscope. 
The term Nucleolus was coined by Bowman  but first described by Fontana in the year 1781.
So,   the correct  answer is Bowman.

Test: Diversity in Living Organisms- 2 - Question 20

Which of the following phenomena is commonly referred as 'cell drinking' ?

Test: Diversity in Living Organisms- 2 - Question 21

The two centrioles of a pair occur :-

Test: Diversity in Living Organisms- 2 - Question 22

Cell organelle having a cartwheel constitution is :-

Test: Diversity in Living Organisms- 2 - Question 23

A flagellum beats :-

Test: Diversity in Living Organisms- 2 - Question 24

Food vacuole is formed from :-

Test: Diversity in Living Organisms- 2 - Question 25

Chromatin material which remains condensed during interphase is called:-

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